| 51 | BENGAL ENERGY LIMITED - U10100WB2007PLC115887 |
| 52 | BENGAL NAGPUR COAL CO LTD - U10101WB1918PLC000660 |
| 53 | BENGAL NATIONAL COLLIERIES LTD, - U10102WB1947PLC015504 |
| 54 | BENGAL VISSION MINING AND PROCESSING PRIVATE LIMITED - U10102WB2010PTC153303 |
| 55 | BERHAMPORE TAR PRODUCTS (INDIA) PVT LTD - U10200WB1973PTC028688 |
| 56 | BERMO COLLIERY CO LTD - U10102WB1949PLC018112 |
| 57 | BESCON ENERGY PRIVATE LIMITED - U10101WB2004PTC098024 |
| 58 | BHOOTAL KHANIZ UDYOG PRIVATE LIMITED - U10200WB2006PTC110923 |
| 59 | BHUBANESWARI COAL MINING LIMITED - U10102WB2010PLC153242 |
| 60 | BHULANBARAREE COAL CO LTD - U10200WB1906PLC001686 |
| 61 | BHURANGYA COAL CO LTD - U10101WB1946PLC013417 |
| 62 | BIHAR COAL SYNDICATE PVT LTD - U10200WB1971PTC027988 |
| 63 | BINAYAKA COAL MOVERS PRIVATE LIMITED - U10100WB2009PTC135037 |
| 64 | BISHNUPUR KARANPURA COAL MINES LTD - U10101WB1947PLC014821 |
| 65 | BISWAJIT GHOSH MINNING & MOVERS PRIVATE LIMITED - U10300WB2013PTC199294 |
| 66 | BK COAL TRADING CO PRIVATE LIMITED - U10102WB2006PTC110165 |
| 67 | BLACK DIAMOND COKE PRIVATE LIMITED - U10100WB2001PTC093336 |
| 68 | BLOCK MINES PRIVATE LIMITED - U10200WB2008PTC121698 |
| 69 | BMI MINERALS PRIVATE LIMITED - U10100WB2008PTC125201 |
| 70 | BOKARO & RAMPUR LTD - U10200WB1907PLC001789 |
| 71 | BORTEX VINYMAY PRIVATE LIMITED - U10100WB2008PTC129505 |
| 72 | BOSE AND CHATTERJEE COAL CO PVT LTD - U10200WB1961PTC025318 |
| 73 | BRISTI COAL & POWER INDUSTRIES LIMITED - U10300WB2013PLC195712 |
| 74 | C & A TRAVEL SPECIAL PVT LTD - U10100WB1996PTC076303 |
| 75 | CALCUTTA ABRASIVES PVT LTD - U10101WB1975PTC030288 |