Use Ctrl+F (Command+F on a MAC) to open a search box to find text on this page.
Company Name |
Location |
Area |
Year |
Class |
Box No |
Company No |
| C. & E. Collieries Ltd | Glyn Neath | Glamorganshire | 1926 | BT31 | 38427 | 214861 |
| C.H. Snow (Coals) Ltd | 1929 | BT31 | 30500 | 239505 | ||
| Cadafarch Coal & Firebrick Co. Ltd | 1876 | BT31 | 2230 | 10558 | ||
| Cadley Coal Co. Ltd | Derbyshire | 1871 | BT31 | 1589 | 5269 | |
| Cadoxton Barry Coal Co. Ltd | Cadoxton | Glamorganshire | 1891 | BT31 | 5113 | 34450 |
| Cadoxton Colliery Co. Ltd | Neath | Glamorganshire | 1930 | BT31 | 30617 | 247536 |
| Cae Pen Ty Colliery Co. Ltd | 1873 | BT31 | 1847 | 7240 | ||
| Caedafydd Colliery Co. Ltd | Gowerton | Glamorganshire | 1890 | BT31 | 4731 | 31229 |
| Caedegerw Colliery (Seven Sisters) Ltd | 1956 | BT31 | 37903 | 567065 | ||
| Caeglas Colliery Co. Ltd | Llanarthney | Carmathenshire | 1903 | BT31 | 10491 | 79167 |
| Caenewydd Colliery Co. Ltd | 1865 | BT31 | 1116 | 2211C | ||
| Caenewydd Colliery Co. Ltd | 1899 | BT31 | 8810 | 64600 | ||
| Caepontbren Colliery Co. Ltd | 1902 | BT31 | 9837 | 73304 | ||
| Caerbryn Anthracite Colliery Co. Ltd | 1914 | BT31 | 22434 | 137001 | ||
| Caerbryn Anthracite Colliery Co. Ltd | 1927 | BT31 | 32878 | 225886 | ||
| Caerbryn Colliery Co. Ltd | 1881 | BT31 | 2766 | 15077 | ||
| Caerbryn Colliery Ltd | 1900 | BT31 | 9088 | 67288 | ||
| Caergynydd Colliery Co. Ltd | 1898 | BT31 | 7855 | 56242 | ||
| Caerlan Navigation Collieries Ltd | Abercraf | Glamorganshire | 1900 | BT31 | 8873 | 65292 |
| Caerphilly Coal Co. Ltd | Caerphilly | Glamorganshire | 1886 | BT31 | 3661 | 22665 |
| Caerphilly Colliery Co. Ltd | Caerphilly | Glamorganshire | 1869 | BT31 | 1456 | 4364 |
| Caersws Coal & Lime Co. Ltd | 1866 | BT31 | 1277 | 3175 | ||
| Cakemore Brickworks & Collieries Ltd | Oldbury | Worcestershire | 1878 | BT31 | 2444 | 12408 |
| Cakemore Colliery Co. Ltd | 1874 | BT31 | 2039 | 8868 | ||
| Calder Coal Supplies (Mirfield) Ltd | 1921 | BT31 | 26891 | 178029 | ||
| Calder Vale Colliery Co. Ltd | Wakefield | Yorkshire | 1921 | BT31 | 26891 | 178030 |
| Caledonian Coal Co. Ltd | 1895-1915 | BT2 | 3014 | |||
| Calgary Coal Syndicate Ltd | 1911 | BT31 | 20000 | 115687 | ||
| Callerton Collieries Ltd | Callerton | Northumberland | 1924 | BT31 | 32642 | 199990 |
| Callide Coal Syndicate Ltd | 1899 | BT31 | 8739 | 63953 | ||
| Calow Colliery Co. Ltd | 1875 | BT31 | 2109 | 9558 | ||
| Calow Oaks Colliery Co. Ltd | 1906 | BT31 | 31942 | 89086 | ||
| Cambrian Collieries Ltd | Clydach Vale | Glamorganshire | 1895 | BT31 | 31793 | 46172 |
| Cambrian Portuguese Coaling Co. Ltd | 1920 | BT31 | 32446 | 169888 | ||
| Camerton Coal & Fire Brick Co. Ltd | Camerton | Cumberland | 1918 | BT31 | 24062 | 150480 |
| Camp Coal Co. Ltd | 1895-1915 | BT2 | 2954 | |||
| Canada Coal Co. (1901) Ltd | 1901 | BT31 | 9503 | 70609 | ||
| Canada Coal Syndicate Ltd | 1900 | BT31 | 9020 | 66724 | ||
| Canada North West Coal & Lumber Syndicate Ltd | 1889 | BT31 | 15007A | 29550 | ||
| Canadian Agricultural Coal & Colonization Co. Ltd | 1888 | BT31 | 4045 | 25815 | ||
| Canadian Coal Consolidated Ltd | 1909 | BT31 | 19035 | 105359 | ||
| Canal Coal & Building Materials Co. Ltd | 1905 | BT31 | 17334 | 82624 | ||
| Canary Islands Coal & Oil Depots Co. Ltd | 1920 | BT31 | 26205 | 170456 | ||
| Cannelton Coal Co. Ltd | 1870 | BT31 | 1543 | 4929 | ||
| Cannoch & Huntingdon Colliery Co. Ltd | 1873 | BT31 | 1844 | 7218 | ||
| Cannock & Leacroft Colliery Co. Ltd | Cannock | Staffordshire | 1871 | BT31 | 36561 | 5883 |
| Cannock & Rugeley Colliery Co. Ltd | Rugeley | Staffordshire | 1868 | BT31 | 36736 | 3891 |
| Cannock & Rugeley Colliery Co. Ltd | Rugeley | Staffordshire | 1864 | BT31 | 953 | 1289C |
| Cannock & Wimblebury Colliery Co. Ltd | Rugeley | Staffordshire | 1873 | BT31 | 1878 | 7466 |
| Cannock Associated Collieries Ltd | Cannock | 1936 | BT31 | 36967 | 314829 | |
| Cannock Chase Colliery Co. Ltd | Cannock | Staffordshire | 1859 | BT31 | 390 | 1468 |
| Cannock Chase Colliery Co. Ltd | Cannock | Staffordshire | 1902 | BT31 | 36624 | 73857 |
| Cannock Coal & Coke Co. Ltd | 1927 | BT31 | 29832 | 221611 | ||
| Cannock Lodge Colliery Co. Ltd | Cannock | Staffordshire | 1875 | BT31 | 2108 | 9554 |
| Cannock Old Coppice Colliery Co. Ltd | Cheslyn Hay | 1876 | BT31 | 2219 | 10469 | |
| Cannon Coal Co. Ltd | 1920 | BT31 | 26274 | 171133 | ||
| Cannop Level & Speech House Hill United Collieries Co. Ltd | Parkend | Gloucestershire | 1872 | BT31 | 1678 | 5963 |
| Cannop Vale Collieries Ltd | Coleford | Gloucestershire | 1924 | BT31 | 28281 | 194789 |
| Canterbury Coal Co. Ltd (The) | 1913 | BT31 | 36342 | 125824 | ||
| Canterbury Coal Co. Ltd (The) | 1913 | BT31 | 36343 | 125824 | ||
| Cants’ Coal & Coke Co. Ltd | 1895 | BT31 | 6570 | 46243 | ||
| Cape Colliery Ltd | Gowerton | Glamorganshire | 1900 | BT31 | 9036 | 66843 |
| Cardiff & Continental Coal & Shipping Co. Ltd | 1915 | BT31 | 22921 | 141088 | ||
| Cardiff & Newcastle Steam Coal Co. Ltd | 1883 | BT31 | 3263 | 19192 | ||
| Cardiff & Newport Colliery & Ironstone Co. Ltd | 1864 | BT31 | 1035 | 1743C | ||
| Cardiff & Ogmore Collieries Ltd | Bridgend | Glamorganshire | 1907 | BT31 | 17963 | 91521 |
| Cardiff & Swansea Smokeless Steam Coal Co. Ltd | Pentre | Glamorganshire | 1873 | BT31 | 1862 | 7333 |
| Cardiff Colliery Supply Co. Ltd | 1887 | BT31 | 14894 | 25406 | ||
| Cardiff Compressed Coal Co. Ltd | 1871 | BT31 | 1659 | 5817 | ||
| Cardiff Compressed Steam Coal Co. Ltd | 1863 | BT31 | 777 | 417C | ||
| Cardiff District Collieries Ltd | 1904 | BT31 | 10722 | 81261 | ||
| Cardiff House & Steam Coal Co. Ltd | 1901 | BT31 | 9475 | 70400 | ||
| Cardiff Merthyr Steam Coal Co. Ltd | 1866 | BT31 | 1245 | 2964 | ||
| Cardiff Navigation Colliery Co. Ltd | 1920 | BT31 | 25745 | 165682 | ||
| Cardiff Park Coal Co. Ltd | 1890 | BT31 | 4864 | 32291 | ||
| Cardiff Preserved Coal & Coke Co. Ltd | 1857 | BT31 | 273 | 924 | ||
| Cardiff Rhondda Colliery Co. Ltd | 1884 | BT31 | 3318 | 19662 | ||
| Cardiff Rochefort Colliery Co. Ltd | 1906 | BT31 | 11523 | 88817 | ||
| Cardiff Washed Coal Coke & Patent Fuel Co. Ltd | 1889 | BT31 | 4459 | 29068 | ||
| Cardiganshire Coal Co. Ltd | Cardiganshire | 1872 | BT31 | 1733 | 6373 | |
| Carlinghow Colliery Co. Ltd | Batley | Yorkshire | 1889 | BT31 | 15015 | 29662 |
| Carlton Collieries Association | 1926 | BT31 | 36945 | 221534 | ||
| Carlton Collieries Mutual Indemnity Society Ltd (The) | 1934 | BT31 | 36701 | 286207 | ||
| Carlton Main Colliery Co. Ltd | Royston | Yorkshire | 1872 | BT31 | 38683 | 6779 |
| Carmarthenshire Anthracite Coal & Iron Co. Ltd | Pantyffynnon | Carmarthenshire | 1872 | BT31 | 1752 | 6520 |
| Carmarthenshire Coal Co. Ltd | Carmarthenshire | 1919 | BT31 | 25020 | 158832 | |
| Carmuir Collier Co. Ltd | nd | BT2 | 3683 | |||
| Carmuir Colliery Co. Ltd | nd | BT2 | 3327 | |||
| Carne Park Colliery Co. Ltd | Aberdare | Glamorganshire | 1908 | BT31 | 12564 | 100207 |
| Carrs Coal Co. Ltd | 1877 | BT31 | 2376 | 11766 | ||
| Carters’ Union Coal Co. Ltd | 1898 | BT31 | 7939 | 56964 | ||
| Carterthorne Colliery Co. Ltd | Evenwood | Durham | 1897 | BT31 | 15888 | 55356 |
| Cartwright Colliery Co. Ltd | 1893 | BT31 | 5706 | 39900 | ||
| Cartwright Colliery Co. Ltd | 1900 | BT31 | 8999 | 66541 | ||
| Carway & Duffryn Steam Coal Co. Ltd (1858) | 1858 | BT31 | 318 | 1110 | ||
| Carway Anthracite Colliery Co. Ltd | 1872 | BT31 | 1672 | 5929 | ||
| Carway Collieries Ltd | Pontyates | Carmarthenshire | 1927 | BT31 | 32878 | 225887 |
| Carway Collieries Ltd | Pontyates | Carmarthenshire | 1901 | BT31 | 16723 | 71689 |
| Cascade Coal Syndicate Ltd | 1913 | BT31 | 21541 | 129689 | ||
| Cassel Colliery Co. Ltd | 1866 | BT31 | 1303 | 3330 | ||
| Castell Purified Coal & Patent Fuel Co. Ltd | 1885 | BT31 | 3456 | 20907 | ||
| Castle Coal & Iron Co. Ltd | Walsall | Staffordshire | 1874 | BT31 | 1927 | 7955 |
| Castle Colliery Co. Ltd | Llanelli | Carmarthenshire | 1920 | BT31 | 25904 | 167297 |
| Castle Eden Coal Co. Ltd | Monk Hesleden | Durham | 1882 | BT31 | 3057 | 17391 |
| Castle Fire Brick & Coal Co. Ltd | 1875 | BT31 | 2120 | 9685 | ||
| Castle Hill Coal Co. Ltd | 1890 | BT31 | 4747 | 31361 | ||
| Castle Hill Colliery Co. Ltd | Hindley | Lancashire | 1873 | BT31 | 1881 | 7499 |
| Castleton (Rochdale) Coal Consumers Association Ltd | 1904 | BT31 | 17197 | 80258 | ||
| Catherton Colliery Co. Ltd | Clee Hill | Shropshire | 1874 | BT31 | 2049 | 8961 |
| Cawdor & Garnant Collieries Ltd | Garnant | Carmarthenshire | 1905 | BT31 | 17547 | 85752 |
| Cedfyw Rhondda Colliery Co. Ltd | 1915 | BT31 | 22921 | 141089 | ||
| Cefn Celfi Colliery Co. Ltd | 1918 | BT31 | 24338 | 152646 | ||
| Cefn Mawr Collieries Ltd | Clyne | Glamorganshire | 1909 | BT31 | 18912 | 103766 |
| Cefn Merthyr Collieries Ltd | 1930 | BT31 | 30589 | 245264 | ||
| Cefn Merthyr Colliery Co. Ltd | 1891 | BT31 | 5138 | 34684 | ||
| Cefn Morfydd Colliery Co. Ltd | Ton Mawr | Glamorganshire | 1914 | BT31 | 21972 | 133279 |
| Cefn y Bryn Colliery Co. Ltd | Port Talbot | Glamorganshire | 1908 | BT31 | 18522 | 99232 |
| Cefnstylle Colliery Co. Ltd | 1911 | BT31 | 13710 | 117801 | ||
| Cefnybedd Colliery Co. Ltd | Cefnybedd | Denbighshire | 1913 | BT31 | 21546 | 129729 |
| Celtic Collieries | Neath | Glamorganshire | 1900 | BT31 | 31818 | 65244 |
| Central & Conglomerated Coal Mining Co. Ltd | 1914 | BT31 | 22338 | 136274 | ||
| Central & Conglomerated Coal-Mining Co. Ltd | 1914 | BT31 | 22338 | 136274 | ||
| Central Bohemian Collieries Co. Ltd | 1874 | BT31 | 2008 | 8655 | ||
| Central Coal Supply Association Ltd | 1889 | BT31 | 31178 | 29844 | ||
| Central Collieries Ltd | Hanley | Staffordshire | 1890 | BT31 | 4795 | 31749 |
| Central Collieries Ltd | Hanley | Staffordshire | 1893 | BT31 | 5600 | 38986 |
| Central Colliery (Bucknall) Ltd | Bucknall | Staffordshire | 1918 | BT31 | 23980 | 149770 |
| Central Fife Coal Co. Ltd | 1894-1898 | BT2 | 2769 | |||
| Central Pacific Coal & Coke Co. Ltd | 1878 | BT31 | 2434 | 12333 | ||
| Central Silkstone Collieries Ltd | Barnsley | Yorkshire | 1907 | BT31 | 18118 | 93673 |
| Central Yorkshire Coal, Sand & Gravel Association Ltd | Yorkshire | 1902 | BT31 | 10040 | 75076 | |
| Cessnock Collieries Ltd | 1911 | BT31 | 19936 | 114895 | ||
| Chamber Colliery Co. Ltd | Oldham | Lancashire | 1877 | BT31 | 38187 | 11821 |
| Channel Collieries Trust Ltd | Kent ? | 1910 | BT31 | 19534 | 110343 | |
| Channel Islands Granite Coal & General Steam Transit Co. Ltd | 1865 | BT31 | 1105 | 2145C | ||
| Chapel House Colliery Co. Ltd | 1873 | BT31 | 1920 | 7895 | ||
| Charlaw & Sacriston Collieries Co. Ltd | Sacriston | Durham | 1890 | BT31 | 38207 | 32217 |
| Chatterley Whitfield Collieries Ltd | Stoke-on-Trent | Staffordshire | 1981 | BT31 | 37657 | 33178 |
| Cheadle Collieries Ltd | 1900 | BT31 | 9032 | 66817 | ||
| Cheadle Colliery Co. Ltd | 1880 | BT31 | 2628 | 13933 | ||
| Cheadle Colliery Co. Ltd | 1866 | BT31 | 1246 | 2966 | ||
| Cheadle Park Colliery Co. Ltd | Cheadle | Staffordshire | 1890 | BT31 | 15100 | 32436 |
| Cheadle Valley Coal & Iron Co. Ltd | 1882 | BT31 | 2992 | 16832 | ||
| Chell Coal & Iron Co. Ltd | 1874 | BT31 | 2040 | 8876 | ||
| Chell Colliery Co. Ltd | 1887 | BT31 | 3836 | 24130 | ||
| Chelsea Coal Co. Ltd | 1926 | BT31 | 29440 | 212457 | ||
| Cherry Clough Colliery Co. Ltd | 1921 | BT31 | 26667 | 175479 | ||
| Chester & Wirral Coal & Cannel Co. Ltd | 1885 | BT31 | 3518 | 21437 | ||
| Chesterfield & Midland Colliery Co. Ltd | 1863 | BT31 | 834 | 706C | ||
| Chesterfield & Midland Silkstone Colliery Co | Chesterfield | Derbyshire | 1862 | BT31 | 581 | 2411 |
| Chesterfield & Midland Silkstone Colliery Co. Ltd | Sheepbridge | Derbyshire | 1861 | BT31 | 581 | 2411 |
| Chesterfield Coal Co. Ltd | Brimington | Derbyshire | 1929 | BT31 | 30572 | 243853 |
| Chesterfield Collieries Ltd | Chesterfield | Derbyshire | 1914 | BT31 | 22279 | 135827 |
| Chesterfield New Dunston Colliery | Hunsland or Hasland | Derbyshire | 1862 | BT31 | 651 | 2742 |
| Chesterton Coal & Iron Co. Ltd | Newcastle-under-Lyne | Staffordshire | 1877 | BT31 | 2321 | 11257 |
| Chevington Coal Co. Ltd | West Chevington | Northumberland | 1873 | BT31 | 1887 | 7542 |
| Chickenley Heath Colliery Co. Ltd | Dewsbury | Yorkshire | 1897 | BT31 | 7355 | 52125 |
| Chickenley Wood Coal Co. Ltd | Dewsbury | Yorkshire | 1872 | BT31 | 1781 | 6733 |
| Chimbote (Peru) Coal & Harbour Syndicate Ltd | 1908 | BT31 | 18569 | 99820 | ||
| China Steam Ship & Labwan Coal Co. Ltd | 1865 | BT31 | 1058 | 1878C | ||
| China Steam Ship & Labwan Coal Co. Ltd | 1865 | BT31 | 1065 | 1914C | ||
| Chipping Ongar Gas Coal & Coke Co. Ltd | 1880 | BT31 | 2683 | 14380 | ||
| Chislet Colliery Ltd | Chislet | Kent | 1913 | BT31 | 36346-3634 | 131988 |
| Choppington Collieries Ltd | Choppington | Northumberland | 1925 | BT31 | 37716 | 208255 |
| Chorley Colliery Co. Ltd | Chorley | Lancashire | 1890 | BT31 | 15059 | 30951 |
| Christon Bank Colliery Co. Ltd | Northumberland | 1874 | BT31 | 1943 | 8122 | |
| Churchbridge Colliery Co. Ltd | 1874 | BT31 | 1932 | 7999 | ||
| Cilely Colliery Co. Ltd | Tonyrefail | Glamorganshire | 1865 | BT31 | 1171 | 2525C |
| Cilfrew Colliery Co. (1929) Ltd | Cilfrew | Glamorganshire | 1929 | BT31 | 30450 | 237430 |
| Cilfrew Colliery Co. Ltd | Cilfrew | Glamorganshire | 1914 | BT31 | 22087 | 134187 |
| Cilfynydd Colliery Co. Ltd | 1914 | BT31 | 14222 | 134012 | ||
| Cilrhedyn Anthracite Collieries Ltd | Trimsaran | Carmarthenshire | 1916 | BT31 | 23447 | 145216 |
| Cilwern Collieries Ltd | Llandybie | Carmarthenshire | 1907 | BT31 | 18097 | 93346 |
| Cinderford Coal, Brick, Tile & Fireclay Co. Ltd | 1904 | BT31 | 17229 | 80831 | ||
| City Coal Co. (Norwich) Ltd | 1924 | BT31 | 28580 | 198882 | ||
| Civil Service Coal Supply Association Ltd | 1872 | BT31 | 1780 | 6723 | ||
| Civil Service Legal & Commercial Cooperative Coal Co. Ltd | 1868 | BT31 | 1395 | 3943 | ||
| Clandown & Weltons Collieries Ltd | Somersetshire | Somersetshire | 1896 | BT31 | 7165 | 50581 |
| Clandown Colliery Co. Ltd | Somersetshire | Somersetshire | 1904 | BT31 | 17284 | 81772 |
| Clanway Colliery Co. Ltd | Stoke-on-Trent | Staffordshire | 1911 | BT31 | 19970 | 115289 |
| Clapham & South Western Coal Co. Ltd | 1907 | BT31 | 12035 | 94040 | ||
| Clapton Coal & Iron Co. Ltd | 1870 | BT31 | 1561 | 5060 | ||
| Clayton’s (Lenton) Coal Co. Ltd | 1905 | BT31 | 17577 | 86153 | ||
| Clean Coal Co. Ltd | 1925 | BT31 | 32712 | 208803 | ||
| Clee Hill Colliery Co. Ltd | Clee Hill | Shropshire | 1873 | BT31 | 1785 | 6753 |
| Clee Hill Colliery Co. Ltd | Clee Hill | Shropshire | 1873 | BT31 | 1785 | 6753 |
| Clee Hill Colliery Co. Ltd | Clee Hill | Shropshire | 1872 | BT31 | 1785 | 6753 |
| Cleeves’ Western Valleys Anthracite Collieries Ltd | Llandybie | Carmarthenshire | 1927 | BT31 | 32878 | 225888 |
| Cleeves’ Western Valleys Anthracite Collieries Ltd | Llandybie | Carmarthenshire | 1914 | BT31 | 22291 | 135919 |
| Clifton & Kersley Coal Co. Ltd | Kearsley | Lancashire | 1885 | BT31 | 31762 | 21449 |
| Clifton Colliery Co. Ltd | Clifton | Nottinghamshire | 1876 | BT31 | 37023 | 10491 |
| Clifton-on-Trent Coal, Coke, Lime & Salt Co. Ltd | 1898 | BT31 | 7769 | 55542 | ||
| Clonbrock Colliery Co. Ltd | 1873 | BT31 | 1922 | 7915 | ||
| Close Lane Coal & Fire Clay Co. Ltd | 1884 | BT31 | 3296 | 19466 | ||
| Closucha Colliery Co. Ltd | 1910 | BT31 | 19195 | 107125 | ||
| Closyryn Colliery Co. Ltd | 1905 | BT31 | 11093 | 84456 | ||
| Clutton Coal & Trading Co. Ltd | 1921 | BT31 | 26597 | 174697 | ||
| Clutton Coal Co. Ltd | Somersetshire | Somersetshire | 1874 | BT31 | 1927 | 7956 |
| Clyne Merthyr Collieries Co. Ltd | 1919 | BT31 | 32315 | 158848 | ||
| Clyne Wood Colliery Co. Ltd | 1868 | BT31 | 1424 | 4144 | ||
| Co operative Coal Co. Ltd | 1865 | BT31 | 1176 | 2553C | ||
| Coal & Allied Industries Ltd | 1909 | BT31 | 32012 | 101618 | ||
| Coal & Coke Fuel Co. Ltd | 1888 | BT31 | 4269 | 27686 | ||
| Coal & Iron Development Syndicate Ltd | 1908 | BT31 | 18390 | 97350 | ||
| Coal & Iron Publications Ltd | 1923 | BT31 | 27671 | 186891 | ||
| Coal & Mineral Contract Co. Ltd | 1864 | BT31 | 924 | 1144C | ||
| Coal & Mineral Development Co. Ltd | 1922 | BT31 | 33818 | 179918 | ||
| Coal & Oil Reduction Ltd | 1922 | BT31 | 27195 | 181545 | ||
| Coal & Ore Dressing Appliances Ltd | 1890 | BT31 | 15054 | 30748 | ||
| Coal & Salt Ship Loading Co. Ltd | 1884 | BT31 | 3409 | 20478 | ||
| Coal & Silica Industries Ltd | 1933 | BT31 | 36697 | 273000 | ||
| Coal (N.S.) Syndicate Ltd | 1897 | BT31 | 7467 | 53116 | ||
| Coal Area Association Ltd | 1872 | BT31 | 1675 | 5937 | ||
| Coal Bank Bleaching & Dyeing Co. Ltd | 1922 | BT31 | 27309 | 182777 | ||
| Coal Brick Co. of the United Kingdom Ltd | 1893 | BT31 | 5521 | 38323 | ||
| Coal Brick Syndicate Ltd | 1892 | BT31 | 5427 | 37455 | ||
| Coal Brook Vale Collieries Co. Ltd | 1900 | BT31 | 9251 | 68705 | ||
| Coal By Products (Parent) Syndicate Ltd | 1919 | BT31 | 24884 | 157562 | ||
| Coal By Products Ltd | 1924 | BT31 | 28679 | 200114 | ||
| Coal Car Co. Ltd | 1922 | BT31 | 32542 | 184997 | ||
| Coal Carbonising Co. Ltd | 1910 | BT31 | 13258 | 109765 | ||
| Coal Carbonising Parent Syndicate Ltd | 1917 | BT31 | 23803 | 148332 | ||
| Coal Coke & Wagon Association Ltd (The) | 1930 | BT31 | 30587 | 245119 | ||
| Coal Conserving Co. Ltd | 1914 | BT31 | 22141 | 134643 | ||
| Coal Consolidation Ltd | 1938 | BT31 | 35738 | 346329 | ||
| Coal Consumers Association Ltd | Flintshire | 1873 | BT31 | 1810 | 6957 | |
| Coal Consumers Federation Ltd | 1912 | BT31 | 13985 | 124392 | ||
| Coal Consumers Federation Ltd | 1898 | BT31 | 7994 | 57452 | ||
| Coal Dealers’ Association Ltd | 1890 | BT31 | 4792 | 31731 | ||
| Coal Direct (Leeds) Ltd | 1926 | BT31 | 29486 | 213536 | ||
| Coal Distillation Co. (Coopers Patents) Ltd | 1883 | BT31 | 3187 | 18520 | ||
| Coal Dust Automatic Firing Co. Ltd | 1897 | BT31 | 7192 | 50848 | ||
| Coal Dust Compressing Patent Machine & Fuel Co. Ltd | 1872 | BT31 | 1683 | 5999 | ||
| Coal Economising Gas Co. Ltd | 1873 | BT31 | 1909 | 7776 | ||
| Coal Exporters (1907) Ltd | 1907 | BT31 | 18307 | 96110 | ||
| Coal Factors (Doncaster) Ltd | 1922 | BT31 | 27109 | 180493 | ||
| Coal Founders’ Syndicate Ltd | 1890 | BT31 | 4864 | 32293 | ||
| Coal Gas & Electric Investment Ltd | 1923 | BT31 | 27693 | 187187 | ||
| Coal Gas Improvement Co. Ltd | 1873 | BT31 | 1855 | 7293 | ||
| Coal Less Stove Co. (Robinson’s Patent) Ltd | 1922 | BT31 | 27453 | 184411 | ||
| Coal Lignite & Peat Co. Ltd | 1920 | BT31 | 25485 | 163072 | ||
| Coal Manutention Co. Ltd | 1903 | BT31 | 10288 | 77272 | ||
| Coal Mines Syndicate Ltd | 1889 | BT31 | 4516 | 29509 | ||
| Coal Mines Syndicate Ltd | 1889 | BT31 | 4516 | 29509 | ||
| Coal Mines Ventilating Fan Co. Ltd | 1884 | BT31 | 3307 | 19580 | ||
| Coal Mines Ventilating Fan Co. Ltd | 1884 | BT31 | 3307 | 19580 | ||
| Coal Oil Extraction Ltd | 1926 | BT31 | 32753 | 213666 | ||
| Coal Owners’ Alliance Ltd | 1903 | BT31 | 10369 | 78068 | ||
| Coal Owners Co. Ltd | 1863 | BT31 | 820 | 637C | ||
| Coal Peat & Oil Ltd | 1919 | BT31 | 24378 | 152965 | ||
| Coal Products Ltd | 1913 | BT31 | 21361 | 128212 | ||
| Coal Research Syndicate Ltd | 1928 | BT31 | 41740 | 229228 | ||
| Coal Research Syndicate Ltd | 1928 | BT31 | 41741 | 229228 | ||
| Coal Saving & Smoke Consuming Co. Ltd | 1920 | BT31 | 26080 | 169114 | ||
| Coal Search Syndicate Ltd | 1891 | BT31 | 5193 | 35145 | ||
| Coal Shipping Special Facilities Co. Ltd | 1884 | BT31 | 3363 | 20057 | ||
| Coal Substitute Ltd | 1912 | BT31 | 13834 | 120476 | ||
| Coal Supplies Co. Ltd | 1922 | BT31 | 27128 | 180750 | ||
| Coal Supply & Monetary Advance Association Ltd | 1885 | BT31 | 3439 | 20746 | ||
| Coal Supply Association Ltd | Gloucestershire | 1908 | BT31 | 12331 | 97332 | |
| Coal Traction Co. (Bloxwich) Ltd | 1918 | BT31 | 24099 | 150798 | ||
| Coal Treatment Processes Ltd | 1919 | BT31 | 25177 | 160160 | ||
| Coalbrookvale (Mon) Coal Co. Ltd | 1911 | BT31 | 19815 | 113651 | ||
| Coaling Agency Ltd | 1913 | BT31 | 14208 | 133009 | ||
| Coastal Coal Co. Ltd | 1894 | BT31 | 5857 | 41109 | ||
| Coates Colliery Co. Ltd | Wyke | Yorkshire | 1929 | BT31 | 33067 | 237943 |
| Cockshead Colliery Co. Ltd | 1878 | BT31 | 2476 | 12683 | ||
| Cocksheds Colliery Co. Ltd | 1918 | BT31 | 24092 | 150734 | ||
| Coed Cae Tillery Colliery Co. Ltd | Abertillery | Monmouthshire | 1891 | BT31 | 5190 | 35105 |
| Coed Talon Colliery Co. Ltd | Northop | Flintshire | 1858 | BT31 | 359 | 1312 |
| Coed Talon Colliery Ltd | Northop | Flintshire | 1891 | BT31 | 5131 | 34623 |
| Coed Talon Colliery Ltd | Northop | Flintshire | 1907 | BT31 | 18011 | 92194 |
| Coedcae Coal Co. Ltd | 1876 | BT31 | 14557 | 10786 | ||
| Colbren Coal Co. Ltd | 1894 | BT31 | 5963 | 42044 | ||
| Colchester Coal Co. Ltd | 1872 | BT31 | 1729 | 6353 | ||
| Cold Knott Colliery Co. Ltd | Crook | Durham | 1910 | BT31 | 19672 | 112018 |
| Coleford Red Ash Colliery Co. Ltd | Cinderford | Gloucestershire | 1905 | BT31 | 10972 | 83366 |
| Colenso Coal Syndicate Ltd | 1900 | BT31 | 8983 | 66340 | ||
| Coleshill Coal Co. Ltd | 1879 | BT31 | 2500 | 12877 | ||
| Coleshill Colliery Co. Ltd | Bagillt | Flintshire | 1872 | BT31 | 1787 | 6776 |
| Collie Boulder Coal Co. Ltd | 1901 | BT31 | 9667 | 71870 | ||
| Collie Coal Trust Development Co. Ltd | Western Australia | Australia | 1899 | BT31 | 8651 | 63081 |
| Collie Coal Trust of Western Australia Ltd | Western Australia | Australia | 1900 | BT31 | 8999 | 66546 |
| Collie Proprietary Coal Fields of W.A. Ltd | Western Australia | Australia | 1899 | BT31 | 8771 | 64237 |
| Collieries (Clifton & Kersley) Ltd | 1924 | BT31 | 28832 | 202347 | ||
| Collieries Co. Ltd | 1881 | BT31 | 2831 | 15553 | ||
| Collieries Consolidation Syndicate Ltd | 1902 | BT31 | 9933 | 74077 | ||
| Collieries Development Syndicate Ltd | 1903 | BT31 | 10414 | 78450 | ||
| Collieries Electric Power Development Syndicate Ltd | 1906 | BT31 | 11713 | 90729 | ||
| Collieries Improvements Ltd | 1912 | BT31 | 20994 | 124976 | ||
| Collieries Purchase Syndicate Ltd | 1903 | BT31 | 10496 | 79206 | ||
| Collieries Shares Trust Ltd | 1908 | BT31 | 12272 | 96655 | ||
| Colliery & Brickworks Co. Ltd | 1895 | BT31 | 6271 | 44404 | ||
| Colliery & General Contract Co. Ltd | 1896 | BT31 | 31796 | 49634 | ||
| Colliery & General Insurance Brokers Ltd | 1920 | BT31 | 25961 | 167864 | ||
| Colliery & Mill Furnishers Co. Ltd | 1894 | BT31 | 5943 | 41861 | ||
| Colliery (Patent) Supplies Syndicate Ltd | 1902 | BT31 | 9882 | 73627 | ||
| Colliery Boring Syndicate Ltd | 1920 | BT31 | 26278 | 171201 | ||
| Colliery Engineering Ltd | 1914 | BT31 | 22183 | 135016 | ||
| Colliery Explosives Co. Ltd | 1922 | BT31 | 40666 | 179341 | ||
| Colliery Investment Trust Ltd (The) | Upper Cwmtwrch | Glamorganshire | 1914 | BT31 | 36049 | 133449 |
| Colliery Manager Syndicate Ltd | 1899 | BT31 | 8656 | 63130 | ||
| Colliery Power Supply Syndicate Ltd | 1897 | BT31 | 7287 | 51573 | ||
| Colliery Promotions Ltd | 1913 | BT31 | 14101 | 128643 | ||
| Colliery Supply Co. Ltd | 1908 | BT31 | 18409 | 97618 | ||
| Colliery Syndicate Ltd | 1900 | BT31 | 9173 | 68003 | ||
| Colliery Trust Syndicate Ltd | 1890 | BT31 | 4783 | 31658 | ||
| Collins Green Colliery Co. Ltd | Newton le Willows | Lancashire | 1875 | BT31 | 34141 | 9529 |
| Colonial Coal & Shipping Co. Ltd | 1915 | BT31 | 22869 | 140629 | ||
| Colonial Iron & Coal Fields Construction Co. Ltd | 1903 | BT31 | 17109 | 78712 | ||
| Colville Coal Co. Ltd | 1910 | BT31 | 19680 | 112121 | ||
| Colyton Gas Coke & Coal Co. Ltd | 1894 | BT31 | 34363 | 41691 | ||
| Commercial Coal & Coke Co. Ltd | 1926 | BT31 | 29647 | 217091 | ||
| Common Colliery Clays Ltd | 1950 | BT31 | 37882 | 478165 | ||
| Compressed Coal Co. Ltd | 1861 | BT31 | 546 | 2215 | ||
| Compressed Coal Ltd | 1922 | BT31 | 27004 | 179302 | ||
| Conduit Colliery Co. Ltd | Norton Canes | Staffordshire | 1928 | BT31 | 30251 | 231504 |
| Coney Coal & Fire Clay Co. Ltd | Darwen | Lancashire | 1873 | BT31 | 1817 | 7019 |
| Connaught Coal & Iron Syndicate Ltd | Connaught | Ireland | 1910 | BT31 | 13084 | 107529 |
| Connaught Coal & Iron Syndicate Ltd | Connaught | Ireland | 1910 | BT31 | 13084 | 107529 |
| Consolidated (Fleetwood) Coal & Ship Stores Ltd | 1922 | BT31 | 26964 | 178839 | ||
| Consolidated Anthracite Collieries Ltd | Garnant | Carmarthenshire | 1896 | BT31 | 31436 | 47434 |
| Consolidated Brick & Coal Co. Ltd | 1926 | BT31 | 29533 | 214625 | ||
| Consolidated Collieries Co. Ltd | 1874 | BT31 | 1947 | 8162 | ||
| Consolidated Kent Collieries Corporation Ltd | Dover | Kent | 1899 | BT31 | 16237 | 62956 |
| Constantinople Coaling Co. Ltd | 1920 | BT31 | 26131 | 169649 | ||
| Continental Coal & Steamship Co. Ltd | 1898 | BT31 | 8169 | 59055 | ||
| Continuous Coal Carbonisation Ltd | 1927 | BT31 | 30032 | 225928 | ||
| Cooperative Colliery & Coal Supply Co. Ltd | 1868 | BT31 | 1388 | 3892 | ||
| Coppa Colliery Ltd | Pontblyddyn | Flintshire | 1871 | BT31 | 1589 | 5262 |
| Coppice Hall Collieries & Brick Works Co. Ltd | 1892 | BT31 | 5236 | 35569 | ||
| Coppice Side Colliery Co. Ltd | 1923 | BT31 | 27919 | 190068 | ||
| Coppy Hall Colliery Co. Ltd | 1863 | BT31 | 853 | 806C | ||
| Coppy Hall Moonstone Coal Co. Ltd | 1864 | BT31 | 899 | 1008C | ||
| Corbyns Hall Ketleys & Standhills Collieries Companies Ltd | 1867 | BT31 | 1362 | 3714 | ||
| Cordway Colliery | 1862 | BT31 | 653 | 2746 | ||
| Cornish Coal Co. operative Ltd | 1901 | BT31 | 9552 | 70983 | ||
| Coronation Collieries Ltd | 1903 | BT31 | 10184 | 76378 | ||
| Corrwg Fechan Coal Co. Ltd | 1880 | BT31 | 34165 | 14369 | ||
| Corrwg Merthyr Coal Co. Ltd | Tonmawr | Glamorganshire | 1892 | BT31 | 5445 | 37633 |
| Corrwg Rhondda Colliery Co. Ltd | Glyncorrwg | Glamorganshire | 1884 | BT31 | 3387 | 20266 |
| Corrwg Rhondda Colliery Co. Ltd | Glyncorrwg | Glamorganshire | 1894 | BT31 | 5923 | 41663 |
| Corrwg Vale Colliery Ltd | Cymmer | Glamorganshire | 1906 | BT31 | 17777 | 89000 |
| Cortonwood Collieries Co. Ltd | Barnsley | Yorkshire | 1883 | BT31 | 37026 | 18959 |
| Cortonwood Collieries Co. Ltd | Barnsley | Yorkshire | 1879 | BT31 | 2508 | 12940 |
| Cory’s Navigation Coal Co. Ltd | Gorseinon | Glamorganshire | 1894 | BT31 | 6035 | 42654 |
| Coton Park & Linton Colliery Co. Ltd | 1871 | BT31 | 1613 | 5456 | ||
| Coton Park & Linton Colliery Syndicate Ltd | 1896 | BT31 | 6655 | 46797 | ||
| Coton Park Colliery Co. Ltd | 1866 | BT31 | 1299 | 3312 | ||
| Coundon Colliery Co. Ltd | 1903 | BT31 | 10200 | 76498 | ||
| Court Sart Colliery Co. Ltd | Briton Ferry | Glamorganshire | 1905 | BT31 | 17513 | 85342 |
| Coventry Collieries Syndicate Ltd | 1906 | BT31 | 11415 | 87680 | ||
| Coventry Colliery Co. Ltd | 1913 | BT31 | 21264 | 127404 | ||
| Coventry Colliery Industrial Housing Ltd | 1923 | BT31 | 37519 | 188517 | ||
| Cowdenbeath Coal Co. Ltd | 1892-1897 | BT2 | 2355 | |||
| Cowie Harbour Coal Co. Ltd | 1905 | BT31 | 31925 | 86483 | ||
| Cowley Silkstone Colliery Co. Ltd | 1902 | BT31 | 9875 | 73579 | ||
| Coytrahen Park Colliery Co. Ltd | Tondu | Glamorganshire | 1910 | BT31 | 19326 | 108365 |
| Cradley Heath Colliery Co. Ltd | Cradley Heath | Staffordshire | 1913 | BT31 | 21781 | 131745 |
| Craiglyn Colliery Co. Ltd | 1917 | BT31 | 23916 | 149221 | ||
| Cramlington Coal Co. Ltd | Cramlington | Northumberland | 1887 | BT31 | 14882 | 24986 |
| Cramlington Coal Co. Ltd | Cramlington | Northumberland | 1901 | BT31 | 16655 | 70425 |
| Crane Iron Steel & Coal Co. Ltd | 1884 | BT31 | 3396 | 20350 | ||
| Crank Coal & Fire Clay Co. Ltd | Rainford | Lancashire | 1876 | BT31 | 2274 | 10907 |
| Craven Coal Co. Ltd | 1901 | BT31 | 9602 | 71361 | ||
| Crewe Coal & Iron Co. Ltd | 1866 | BT31 | 1270 | 3130 | ||
| Cribbur Colliery Co. Ltd | 1873 | BT31 | 1880 | 7490 | ||
| Crich & Moorwood Freehold Coal Ironstone Fireclay & Brick Co. Ltd | 1876 | BT31 | 2277 | 10935 | ||
| Crigglestone Coal Co. Ltd | Wakefield | Yorkshire | 1895 | BT31 | 6067 | 42948 |
| Crigglestone Collieries Ltd | Wakefield | Yorkshire | 1906 | BT31 | 17949 | 91260 |
| Croatia Lime Coal & Lignite Co. Ltd | 1913 | BT31 | 14159 | 130963 | ||
| Crockford Coal Co. Ltd | 1916 | BT31 | 29666 | 217490 | ||
| Croft Coal & Coke Co. Ltd | 1920 | BT31 | 25405 | 162286 | ||
| Crook Brick & Coal Co. Ltd | Crook | Durham | 1908 | BT31 | 12500 | 99447 |
| Crosland Coal Co. Ltd | 1872 | BT31 | 1751 | 6514 | ||
| Cross Hands Collieries Co. Ltd | Cross Hands | Carmarthenshire | 1891 | BT31 | 5202 | 35213 |
| Crow Orchard Colliery Co. Ltd | Ince-in-Makerfield | Lancashire | 1864 | BT31 | 988 | 1488C |
| Crown Collieries (1903) Ltd | 1903 | BT31 | 10452 | 78795 | ||
| Crown Collieries Ltd | 1899 | BT31 | 8413 | 61209 | ||
| Crown Colliery Bristol Ltd | Warmley | Gloucestershire | 1900 | BT31 | 8903 | 65584 |
| Crown Colliery Co. Ltd | 1875 | BT31 | 2086 | 9319 | ||
| Crown Merthyr Steam Navigation Collieries Ltd | 1882 | BT31 | 3075 | 17558 | ||
| Crown Preserved Coal Co. Ltd | 1860 | BT31 | 496 | 1962 | ||
| Crown Preserved Coal Co. Ltd | 1920 | BT31 | 25619 | 164345 | ||
| Crown Preserved Coal Co. Ltd | 1890 | BT31 | 15092 | 32160 | ||
| Crumlin (Mynyddislwyn) Collieries Ltd | 1923 | BT31 | 27857 | 189333 | ||
| Crumlin Valley Collieries Ltd | Pontypool | Monmouthshire | 1910 | BT31 | 37676-3767 | 112555 |
| Culross Coal Co. Ltd | 1895-1909 | BT2 | 2852 | |||
| Cumberland Coal & Boring Syndicate Ltd | 1913 | BT31 | 21813 | 132013 | ||
| Cumberland Coal & Brick Syndicate Ltd | 1890 | BT31 | 4667 | 30699 | ||
| Cumberland Coal & Manufacturing Co. Ltd | Cumberland | 1875 | BT31 | 2091 | 9383 | |
| Cumberland Coal Co. (Whitehaven) Ltd (The) | Whitehaven | Cumberland | 1937 | BT31 | 38550 | 325203 |
| Cumberland Coal Concessions Ltd | 1908 | BT31 | 18522 | 99233 | ||
| Cumberland Coal Owners Mutual Indemnity Co. Ltd | 1898 | BT31 | 31635 | 58116 | ||
| Cumberland Coal Power & Chemicals Ltd | 1919 | BT31 | 24420 | 153323 | ||
| Cutthorpe Colliery Co. Ltd | 1919 | BT31 | 24799 | 156824 | ||
| Cwendraeth Valley Anthracite Collieries Ltd | 1913 | BT31 | 21315 | 127844 | ||
| Cwm Gelly Colliery Co. Ltd | Landore | Glamorganshire | 1876 | BT31 | 2297 | 11081 |
| Cwm Vale Colliery Co. Ltd | Llanmorlais | Glamorganshire | 1910 | BT31 | 19661 | 111890 |
| Cwmaman Coal Co. Ltd | Aberdare | Glamorganshire | 1882 | BT31 | 14698 | 16287 |
| Cwmdu (Melyn) Colliery Co. Ltd | 1922 | BT31 | 27395 | 183764 | ||
| Cwmfelin Works & Collieries Co. Ltd | 1876 | BT31 | 2213 | 10430 | ||
| Cwmgelly Colliery Ltd | Landore | Glamorganshire | 1900 | BT31 | 9104 | 67403 |
| Cwmgorse Colliery Co. Ltd | Gwuan-Cae-Gurwen | Glamorganshire | 1887 | BT31 | 3953 | 25067 |
| Cwmgwrach & Empire Collieries Ltd | Glyn Neath | Glamorganshire | 1908 | BT31 | 18478 | 98634 |
| Cwmgwyneu Collieries Ltd | 1920 | BT31 | 25439 | 162643 | ||
| Cwmllynfell Anthracite Collieries Ltd | 1924 | BT31 | 28686 | 200247 | ||
| Cwmnant Collieries Ltd | 1923 | BT31 | 28128 | 192865 | ||
| Cwmnantmoel Colliery Co. Ltd | Brynamman | Glamorganshire | 1925 | BT31 | 29175 | 207530 |
| Cwmrhyd Y Cwrw Colliery Co. Ltd | Morriston | Glamorganshire | 1893 | BT31 | 5713 | 39947 |
| Cwmteg Anthracite Colliery Co. Ltd | Brynamman | Glamorganshire | 1899 | BT31 | 16221 | 62560 |
| Cwmtillery Red Ash Colliery Ltd | Cwmtillery | Monmouthshire | 1890 | BT31 | 4718 | 31131 |
| Cymmer Glyncorrwg Coal Co. Ltd | Cynonville | Glamorganshire | 1891 | BT31 | 5042 | 33842 |
| Cymmer Glyncorrwg Coal Co. Ltd | Cynonville | Glamorganshire | 1894 | BT31 | 6022 | 42537 |
| Cymmer Glyncorrwg Collieries Co. Ltd | Cymmer | Glamorganshire | 1898 | BT31 | 8274 | 60061 |
| Cymmer Navigation Collieries Ltd | 1900 | BT31 | 9167 | 67945 | ||
| Cymric Rhondda Colliery Co. Ltd | 1911 | BT31 | 13529 | 114290 | ||
| Cynon Colliery Co. Ltd | Cynonville | Glamorganshire | 1899 | BT31 | 8725 | 63795 |
| Dakar English Coal Depot Ltd | 1919 | BT31 | 24330 | 152594 | ||
| Dale Colliery Co. Ltd | 1894 | BT31 | 5962 | 42041 | ||
| Danube Chrome Iron & Coal Syndicate Ltd | 1905 | BT31 | 11073 | 84247 | ||
| Danube Coal Syndicate Ltd | 1904 | BT31 | 10905 | 82757 | ||
| Danube Collieries & Minerals Co. Ltd | 1889 | BT31 | 4603 | 30189 | ||
| Danyderi Coal & Coke Co. Ltd | Merthyr Vale | Glamorganshire | 1890 | BT31 | 4901 | 32610 |
| Darcy Lever Coal Co. Ltd | Darcy Lever | Lancashire | 1897 | BT31 | 7317 | 51805 |
| Dardanelles Coal Co. | 1899 | BT31 | 16201 | 62008 | ||
| Darran Collieries Ltd | 1900 | BT31 | 16371 | 65514 | ||
| Dartmoor Peat Coal Co. Ltd | 1873 | BT31 | 1823 | 7060 | ||
| Dartmouth Gas Coke & Coal Co. Ltd | 1858 | BT31 | 34014-3401 | 1163 | ||
| Darton Main Colliery Co. Ltd | Kexbrough | Yorkshire | 1913 | BT31 | 32161 | 130632 |
| Datchet Gas Light Coke & Coal Co. Ltd | 1871 | BT31 | 1662 | 5839 | ||
| Davis’ Maesteg Merthyr Colliery Co. Ltd | Maesteg | Glamorganshire | 1873 | BT31 | 1904 | 7721 |
| Davis’ Rhondda Merthyr Steam Coal Colliery Co. Ltd | 1890 | BT31 | 4868 | 32331 | ||
| Dayton Coal & Iron Co. Ltd | 1883 | BT31 | 3119 | 17939 | ||
| Dayton Coal & Iron Co. Ltd | 1895 | BT31 | 6509 | 45814 | ||
| Dayton Coal & Iron Co. Ltd | 1897 | BT31 | 15840 | 54064 | ||
| Dayton Coal & Iron Co. Ltd | 1884 | BT31 | 3384 | 20233 | ||
| Dean Moor Colliery Co. Ltd | Arlecdon | Cumberland | 1898 | BT31 | 37135 | 58893 |
| Dearham Coal Co. Ltd | Dearham | Cumberland | 1894 | BT31 | 5990 | 42259 |
| Dearham Colliery Co. Ltd | Dearham | Cumberland | 1874 | BT31 | 1935 | 8045 |
| Dearne Valley Colliery Co. Ltd | Little Houghton | Yorkshire | 1900 | BT31 | 16572 | 68753 |
| Debenham Gas Light Coal & Coke Co. Ltd | 1858 | BT31 | 355 | 1297 | ||
| Dechmont Colliery Co. Ltd | 1890-1900 | BT2 | 1958 | |||
| Deckham Hall Coal Co. Ltd | 1893 | BT31 | 5525 | 38374 | ||
| Deddington Gas Coke & Coal Co. Ltd | 1856 | BT31 | 116 | 377 | ||
| Dedham Gas Light Coke & Coal Co. Ltd | 1861 | BT31 | 603 | 2528 | ||
| Dee Side Colliery Co. Ltd | 1902 | BT31 | 10034 | 75038 | ||
| Deep Navigation Collieries Ltd | 1888 | BT31 | 31106 | 26711 | ||
| Deepfields Colliery Co. Ltd | 1907 | BT31 | 17999 | 92060 | ||
| Deeside Colliery & Brickworks Ltd | 1883 | BT31 | 3122 | 17963 | ||
| Delagoa Coal & Minerals Syndicate Ltd | 1905 | BT31 | 17611 | 86594 | ||
| Delmas Estate & Colliery Co. Ltd | 1910 | BT31 | 19624 | 111372 | ||
| Denaby & Cadeby Main Collieries Ltd | Cadeby | Yorkshire | 1893 | BT31 | 31319 | 39391 |
| Denaby Main Colliery Co. Ltd | Denaby | Yorkshire | 1868 | BT31 | 1393 | 3927 |
| Denbigh Hall Colliery Co. Ltd | 1870 | BT31 | 1534 | 4874 | ||
| Denby Grange Collieries Ltd | Denby Grange | Yorkshire | 1922 | BT31 | 38005 | 180496 |
| Denby Iron & Coal Co. Ltd | Marehay | Derbyshire | 1890 | BT31 | 15067 | 31201 |
| Dennington Colliery Co. Ltd | 1907 | BT31 | 12151 | 95326 | ||
| Denshaw Coal Brick & Fireclay Co. Ltd | Denshaw | Yorkshire | 1923 | BT31 | 28169 | 193367 |
| Dent Main Colliery Co. Ltd | Sheffield | Yorkshire | 1921 | BT31 | 26558 | 174268 |
| Denton Colliery Co. Ltd | Westhoughton | Lancashire | 1872 | BT31 | 30814 | 6617 |
| Denver Coal Co. Ltd | 1890 | BT31 | 4914 | 32722 | ||
| Derby Coal Co. Ltd | 1899 | BT31 | 8795 | 64475 | ||
| Derby Kilburn Colliery Co. Ltd | Stanley | Derbyshire | 1891 | BT31 | 15144 | 33698 |
| Derbyshire & Nottinghamshire Associated Collieries Ltd (The) | 1936 | BT31 | 36493 | 317980 | ||
| Derbyshire Coal Co. Ltd | 1871 | BT31 | 1601 | 5369 | ||
| Derbyshire Silkstone Coal Co. Ltd | Sheepbridge | Derbyshire | 1872 | BT31 | 1679 | 5971 |
| Derwen Merthyr Colliery Ltd | 1902 | BT31 | 9892 | 73714 | ||
| Desford Coal Co. Ltd | Desford | Leicestershire | 1900 | BT31 | 36848 | 66631 |
| Devonshire Silkstone Coal Co. Ltd | 1863 | BT31 | 853 | 804C | ||
| Diamond Fields Collieries Co. Ltd | 1883 | BT31 | 3130 | 18044 | ||
| Diamond Llantwit Coal Co. Ltd | Bedwas | Monmouthshire | 1882 | BT31 | 3059 | 17402 |
| Dickin House Colliery Co. Ltd | Crook | Durham | 1920 | BT31 | 26195 | 170323 |
| Digby Colliery Co. Ltd | Digby | Nottinghamshire | 1899 | BT31 | 36845 | 63415 |
| Dillwyn Colliery Co. Ltd | Seven Sisters | Glamorganshire | 1900 | BT31 | 16392 | 65828 |
| Dinas Clydach Colliery Co. Ltd | 1883 | BT31 | 3226 | 18873 | ||
| Dinas Isha Colliery Co. Ltd | 1924 | BT31 | 28354 | 195752 | ||
| Dinas Steam Colliery Co. Ltd | Pontypridd | Glamorganshire | 1884 | BT31 | 3321 | 19690 |
| Dinnington Main Coal Co. Ltd (The) | Dinnington | Yorkshire | 1900 | BT31 | 9133 | 67636 |
| Dinnington Main Coal Co. Ltd (The) | Dinnington | Yorkshire | 1900 | BT31 | 34661-3466 | 67636 |
| Direct Coal Co. (Newton Abbot) Ltd | 1923 | BT31 | 27997 | 191176 | ||
| Direct Coal Trading & Exports Ltd | 1915 | BT31 | 23000 | 141691 | ||
| Disley Colliery Co. Ltd | 1923 | BT31 | 28071 | 192198 | ||
| District Coal & Coke Co. Ltd | 1909 | BT31 | 12832 | 103787 | ||
| District Coal Co. Ltd | 1927 | BT31 | 29764 | 219914 | ||
| District of Bristol Collieries Ltd | Somersetshire | Somersetshire | 1888 | BT31 | 4131 | 26625 |
| District of Bristol Collieries Ltd | Mangotsfield | Gloucestershire | 1888 | BT31 | 4131 | 26625 |
| Ditton Coal & Iron Co. Ltd | Upholland | Lancashire | 1867 | BT31 | 1373 | 3789 |
| Dolgelley Gas & Coal Co. Ltd | 1895 | BT31 | 34378 | 46382 | ||
| Domestic Co. operative Coal Co. Ltd | 1878 | BT31 | 2412 | 12123 | ||
| Domestic Coal Co. Ltd | 1914 | BT31 | 22325 | 136179 | ||
| Don Coal & Iron Co. (The) | 1903 | BT31 | 36254 | 78237 | ||
| Doncaster Amalgamated Collieries Ltd | Doncaster | Yorkshire | 1937 | BT31 | 38549 | |
| Doncaster Amalgamated Collieries Ltd | Doncaster | Yorkshire | 1937 | BT31 | 38542 | 324069 |
| Donetz Tourieffka Coal Co. Ltd | 1895 | BT31 | 6493 | 45722 | ||
| Donisthorpe Colliery Co. Ltd | Donisthorpe | Leicestershire | 1886 | BT31 | 3742 | 23326 |
| Donisthorpe Colliery Co. Ltd | Donisthorpe | Leicestershire | 1868 | BT31 | 1414 | 4081 |
| Dorchester Coal & Coke Co. | 1857 | BT31 | 231 | 735 | ||
| Dorset Coal Syndicate Ltd | 1900 | BT31 | 8997 | 66524 | ||
| Doue Coal Co. Ltd | 1874 | BT31 | 1969 | 8359 | ||
| Dovecliffe Colliery Co. Ltd | 1924 | BT31 | 28334 | 195508 | ||
| Dovecote Coal & Fireclay Co. Ltd | 1927 | BT31 | 29949 | 224111 | ||
| Dovecote Moor Colliery Ltd | 1910 | BT31 | 13159 | 108530 | ||
| Dovecote Moor Colliery Ltd | 1903 | BT31 | 10467 | 78959 | ||
| Dover & South Coast Coal Supply Co. Ltd | 1912 | BT31 | 13840 | 120638 | ||
| Dover Collieries Ltd | 1902 | BT31 | 9735 | 72515 | ||
| Downing Coal & Shipping Co. Ltd | 1919 | BT31 | 24374 | 152944 | ||
| Downs Collieries Ltd | 1921 | BT31 | 26580 | 174505 | ||
| Drefach Jubilee Colliery Co. Ltd | 1935 | BT31 | 35674 | 308600 | ||
| Dronfield Coal Co. Ltd | 1916 | BT31 | 23214 | 143377 | ||
| Dronfield Colliery Ltd | Dronfield | Derbyshire | 1897 | BT31 | 7631 | 54475 |
| Dronfield Silkstone Coal Co. Ltd | Dronfield | Derbyshire | 1867 | BT31 | 1339 | 3530 |
| Drumma Colliery Co. Ltd | Glais | Glamorganshire | 1915 | BT31 | 22773 | 139836 |
| Dry Coal Cleaning Ltd | 1925 | BT31 | 29007 | 205079 | ||
| Drym Colliery Co. Ltd | 1897 | BT31 | 7731 | 55253 | ||
| Dublin Main Coal Co. Ltd | Bryngwyn | Flintshire | 1873 | BT31 | 1845 | 7226 |
| Duchy Collieries Ltd | Pantycymmer | Glamorganshire | 1914 | BT31 | 22018 | 133599 |
| Dudley Colliery Co. Ltd | Dudley | Worcestershire | 1875 | BT31 | 2103 | 9500 |
| Duffield Coal Products Ltd | 1928 | BT31 | 36080 | 232377 | ||
| Duffield Coal Products Ltd | 1928 | BT31 | 36079 | 232377 | ||
| Duffryn Aberdare Colliery Co. Ltd | 1919 | BT31 | 32326 | 159773 | ||
| Duffryn Amman Anthracite Collieries Co. Ltd | Glanaman | Carmarthenshire | 1902 | BT31 | 10044 | 75108 |
| Duffryn Llantwit Colliery Co. Ltd | 1911 | BT31 | 19946 | 115025 | ||
| Duffryn Mountain Colliery Ltd | 1865 | BT31 | 1190 | 2633C | ||
| Duffryn Rhondda Coal & Coke Co. Ltd | 1874 | BT31 | 2046 | 8935 | ||
| Duffryn Rhondda Colliery Co. Ltd | Port Talbot | Glamorganshire | 1903 | BT31 | 16955 | 76031 |
| Duffryn Tawe Collieries Ltd | 1915 | BT31 | 22821 | 140230 | ||
| Dukinfield (New) Coal & Cannel Co. Ltd | Denton | Lancashire | 1896 | BT31 | 6672 | 46918 |
| Dukinfield Coal & Cannel Co. Ltd | Denton | Lancashire | 1890 | BT31 | 4872 | 32353 |
| Dukinfield Coal & Cannel Co. Ltd | Denton | Lancashire | 1892 | BT31 | 5302 | 36264 |
| Dukinfield Collieries Ltd | Dukinfield | Cheshire | 1898 | BT31 | 8267 | 60000 |
| Dulais Merthyr Colliery & Brick Co. Ltd | 1877 | BT31 | 2325 | 11289 | ||
| Dulais Mountain Colliery Co. Ltd | 1922 | BT31 | 27601 | 186028 | ||
| Dungannon Collieries Ltd | 1891 | BT31 | 5043 | 33855 | ||
| Dunkenhalgh Colliery Co. Ltd | Rishton | Lancashire | 1874 | BT31 | 2015 | 8708 |
| Dunkerton Collieries Ltd | Somersetshire | Somersetshire | 1902 | BT31 | 16935 | 75603 |
| Dunraven Adare Coal & Iron Co. Ltd | 1872 | BT31 | 1745 | 6464 | ||
| Dunraven Adare Collieries Ltd | 1876 | BT31 | 2282 | 10971 | ||
| Dunraven United Collieries Co. Ltd | Treherbert | Glamorganshire | 1865 | BT31 | 1154 | 2434C |
| Dunstable Coal & Coke Co. Ltd | 1873 | BT31 | 1881 | 7497 | ||
| Dunsyston Colliery Co. Ltd | 1887-1892 | BT2 | 1608 | |||
| Durban Collieries Co. Ltd | 1901 | BT31 | 9533 | 70826 | ||
| Durban Navigation Collieries Ltd | 1903 | BT31 | 10162 | 76196 | ||
| Durham & Northumberland Coal Sales Association Ltd | 1894 | BT31 | 5916 | 41608 | ||
| Durham Collieries Electric Power Co. Ltd | 1905 | BT31 | 10977 | 83421 | ||
| Durham Seaborne Coal Association Ltd | 1879 | BT31 | 2591 | 13614 | ||
| Dursley Coal Products Ltd | 1924 | BT31 | 28635 | 199516 | ||
| Duxbury Park Colliery Co. Ltd | Coppull | Lancashire | 1883 | BT31 | 14722 | 17738 |
| Dyffryn (Gower) Colliery Ltd | 1920 | BT31 | 26107 | 169414 | ||
| Dyffryn Main Colliery Co. Ltd | 1873 | BT31 | 1820 | 7044 | ||
| Dylais Coal & Iron Co. Ltd | 1866 | BT31 | 1299 | 3310 | ||
| Dynevor Dyffryn & Neath Abbey United Collieries Co. Ltd | Neath | Glamorganshire | 1874 | BT31 | 1984 | 8488 |
| Eaglesbush (Hughes Vein) Colliery Co. Ltd | Neath | Glamorganshire | 1897 | BT31 | 7288 | 51580 |
| Eaglesbush Colliery Co. Ltd | Neath | Glamorganshire | 1888 | BT31 | 4302 | 27932 |
| Earby & District Coal Co. Ltd | 1894 | BT31 | 6044 | 42714 | ||
| Earl of Dudley’s Baggeridge Colliery Ltd | Lower Gornal | Staffordshire | 1911 | BT31 | 37270-3727 | 117619 |
| Easington Colliery Assembly Rooms Ltd | 1920 | BT31 | 32423 | 167242 | ||
| Easington Colliery Athletic Club Ltd | 1919 | BT31 | 25041 | 158997 | ||
| East Barnsley Colliery Co. Ltd | Barnsley | Yorkshire | 1918 | BT31 | 23988 | 149840 |
| East Bourne Coal Co. Ltd | 1873 | BT31 | 1923 | 7929 | ||
| East Bristol Collieries Ltd | Conham | Gloucestershire | 1914 | BT31 | 37986 | 137607 |
| East Cannock Colliery Co. Ltd | Cannock | Staffordshire | 1870 | BT31 | 1578 | 5173 |
| East Dean Coal & Iron Mining Co | BT41 | 207 | 1176 | |||
| East Edmondsley Coal Co. Ltd | 1923 | BT31 | 27750 | 187931 | ||
| East Hetton Collieries Ltd | Kelloe | Durham | 1935 | BT31 | 36712 | 307781 |
| East Holywell Coal Co. Ltd | Earsdon | Northumberland | 1876 | BT31 | 14554 | 10690 |
| East India Coal Co. Ltd | 1856 | BT31 | 89 | 313 | ||
| East Kent Colliery Co. Ltd | Eythorne | Kent | 1907 | BT31 | 34842-3484 | 92735 |
| East Kent Corn Cake & Coal Co. Ltd | 1873 | BT31 | 1815 | 6998 | ||
| East Lincolnshire Brick Tile Terra Cotta & Coal Co. Ltd | Lincolnshire | 1887 | BT31 | 3854 | 24287 | |
| East of Fife Coal Co. Ltd | 1889-1891 | BT2 | 1852 | |||
| East Pontop Coal Co. Ltd | Annfield Plain | Durham | 1890 | BT31 | 15056 | 30837 |
| East Riding Colliery Syndicate Ltd | Yorkshire | 1911 | BT31 | 20220 | 117775 | |
| East Walbottle Coal Co. Ltd | Dinnington | Northumberland | 1910 | BT31 | 37269 | 111127 |
| Eastbourne Coal Co. Ltd | 1895 | BT31 | 6382 | 45071 | ||
| Eastern Continental Coal Syndicate Ltd | 1912 | BT31 | 13940 | 123190 | ||
| Eastern Counties Coal Boring & Development Association Ltd | 1893 | BT31 | 5560 | 38682 | ||
| Eastern Transvaal Coal Syndicate Ltd | 1904 | BT31 | 10693 | 81015 | ||
| Ebbsfleet Coal Syndicate Ltd | 1910 | BT31 | 19653 | 111802 | ||
| Ebbw Vale Steel, Iron & Coal Co. Ltd | Ebbw Vale | Monmouthshire | 1868 | BT31 | 33755 | 3956c |
| Eccleshill Coal Co. Ltd | 1872 | BT31 | 1707 | 6170 | ||
| Economic Coal Association Ltd | 1880 | BT31 | 2599 | 13687 | ||
| Economic Coaling Appliance Co. Ltd | 1912 | BT31 | 13992 | 124614 | ||
| Eddlewood Colliery Co. Ltd | 1880-1890 | BT2 | 964 | |||
| Edenbridge Gas Light Coke & Coal Co. Ltd (1867) | 1866 | BT31 | 14387 | 3425 | ||
| Edford Colliery Co. Ltd | Somersetshire | Somersetshire | 1913 | BT31 | 21826 | 132104 |
| Edmunds & Swaithe Collieries Co. Ltd | Worsbrough | Yorkshire | 1879 | BT31 | 2494 | 12838 |
| Elba Colliery Co. (1910) Ltd | Gowerton | Glamorganshire | 1910 | BT31 | 13467 | 113071 |
| Elba Colliery Co. Ltd | Gowerton | Glamorganshire | 1907 | BT31 | 11840 | 92000 |
| Elbe Colliery Co. Ltd | 1861 | BT31 | 591 | 2460 | ||
| Eldin Colliery Co. Ltd | 1883-1887 | BT2 | 1274 | |||
| Electrical Coal Cutting Contract Corporation Ltd | 1892 | BT31 | 5346 | 36643 | ||
| Electro Peat Coal Co. Ltd | 1904 | BT31 | 10660 | 80714 | ||
| Elled Colliery Co. Ltd | Pontnewynydd | Monmouthshire | 1896 | BT31 | 15642 | 48722 |
| Ellenborough Colliery Co. Ltd | Maryport | Cumberland | 1897 | BT31 | 31501 | 51869 |
| Ellerbeck Collieries Ltd | Coppull | Lancashire | 1880 | BT31 | 31756 | 14408 |
| Ellistown Colliery Co. Ltd | Leicestershire | 1936 | BT31 | 38921 | 310252 | |
| Ellwood Green Colliery & Brick Co. Ltd | 1876 | BT31 | 2220 | 10481 | ||
| Elms Colliery Co. Ltd | 1918 | BT31 | 24136 | 151072 | ||
| Elvet Colliery Co. Ltd | 1896 | BT31 | 6888 | 48448 | ||
| Ely Merthyr Colliery | 1862 | BT31 | 653 | 2749 | ||
| Ely Rhondda Collieries Co. Ltd | Pontypridd | Glamorganshire | 1871 | BT31 | 14428 | 5709 |
| Ely Valley Colliery Co. Ltd | 1861 | BT31 | 590 | 2453 | ||
| Ely Valley Colliery Co. Ltd | 1866 | BT31 | 1303 | 3331 | ||
| Emergency Coal Co. (Robert Town) Ltd | 1912 | BT31 | 13865 | 121241 | ||
| Emery Coal Co. Ltd | 1872 | BT31 | 1700 | 6126 | ||
| Emlyn Collieries Ltd | Penygroes | Carmarthenshire | 1893 | BT31 | 5625 | 39202 |
| Empire Collieries Ltd | Glyn Neath | Glamorganshire | 1899 | BT31 | 8350 | 60682 |
| Empire Colliery (Tipton) Ltd | Tipton | Staffordshire | 1911 | BT31 | 20099 | 116529 |
| Engineering & Colliery Appliances Ltd | 1920 | BT31 | 26348 | 171958 | ||
| England’s Best Coal Saver Co. Ltd | 1912 | BT31 | 20884 | 124113 | ||
| Englefield Collieries Ltd | Greenfield | Flintshire | 1908 | BT31 | 12607 | 100784 |
| Englefield Colliery Co. Ltd | Greenfield | Flintshire | 1873 | BT31 | 1826 | 7089 |
| English & Continental Co. operative Coal Co. Ltd | 1880 | BT31 | 2680 | 14345 | ||
| English & Foreign Screw Colliery Co. Ltd | 1865 | BT31 | 1066 | 1919C | ||
| English & French Collieries Co. Ltd | 1880 | BT31 | 2718 | 14682 | ||
| English Cannel Coal Co. Ltd | 1887 | BT31 | 3871 | 24427 | ||
| Entailed Darwent Water Estates Coal Mining Co. Ltd | 1873 | BT31 | 1907 | 7759 | ||
| Entailed Darwent Water Estates Coal Mining Co. Ltd | 1873 | BT31 | 1907 | 7759 | ||
| Erewash Railway & Colliery Grease & Oil Co. Ltd | 1875 | BT31 | 2145 | 9910 | ||
| Eskyn Colliery Co. (1919) Ltd | 1919 | BT31 | 24504 | 154035 | ||
| Esperanza Coal Co. Ltd | 1894-1897 | BT2 | 2812 | |||
| Essington Farm Colliery Co. Ltd | Essington | Staffordshire | 1874 | BT31 | 2056 | 9047 |
| Etherley Grange & Woodhouse Colliery Co. Ltd | 1896 | BT31 | 6811 | 47915 | ||
| Etherley Grange Coal Co. Ltd | Etherley | Durham | 1891 | BT31 | 5091 | 34268 |
| Etna Colliery Co. Ltd | 1920 | BT31 | 25976 | 168024 | ||
| Etna Colliery Co. Ltd | 1909 | BT31 | 12776 | 102921 | ||
| Euro Asiatic Coals Ltd | 1920 | BT31 | 32367 | 163086 | ||
| Evans & Son Taff Engineering Works & Colliery Supply Stores & Builders’ Merchan | 1895 | BT31 | 6403 | 45211 | ||
| Excelsior Coal Supply Co. Ltd | 1917 | BT31 | 23659 | 147099 | ||
| Exhall Coal Mining Co | BT41 | 235 | 1329 | |||
| Exhall Coal Mining Co. Ltd | 1857 | BT31 | 250 | 825 | ||
| Exhall Coal Mining Co. Ltd | 1857 | BT31 | 250 | 825 | ||
| Exhall Colliery Ltd | Bedworth | Worcestershire | 1903 | BT31 | 10396 | 78301 |
| Export & District Brick & Coal Co. Ltd | 1875 | BT31 | 2136 | 9822 | ||
| Export & Import Coal Co. Ltd | 1863 | BT31 | 799 | 526C | ||
| Export & Inland Coal Co. Ltd | 1863 | BT31 | 809 | 576C |
