| 576 | RANISATI ALLOYS PRIVATE LIMITED - U27101OR2001PTC006674 |
| 577 | RASHMI FERRO ALLOYS PRIVATE LIMITED - U27101OR2002PTC006704 |
| 578 | RAVI ISPAT PVT LTD - U27310OR1987PTC001917 |
| 579 | RAVI METALLICS LIMITED - U27101OR2004PLC007806 |
| 580 | RB SPONGE IRON PRIVATE LIMITED - U27102OR2004PTC007765 |
| 581 | REAL METALLICS PRIVATE LIMITED - U27100OR2009PTC010848 |
| 582 | REDHOT MINERALS PRIVATE LIMITED - U27310OR2007PTC009634 |
| 583 | REFULGENT ISPAT PRIVATE LIMITED - U27104OR2000PTC006407 |
| 584 | REGAL TRADECON PRIVATE LIMITED - U27100OR2015PTC019013 |
| 585 | RELIABLE ALLOYS ORISSA PRIVATE LIMITED - U27101OR1992PTC003091 |
| 586 | RELIABLE UDYOG PRIVATE LIMITED - U27100OR2009PTC010586 |
| 587 | RELIANCE WIRES PRIVATE LIMITED - U27204OR1988PTC002039 |
| 588 | REXON BIO-PRODUCTS PRIVATE LIMITED - U27101OR2004PTC007801 |
| 589 | REXON IRON ORE BENEFICIATION & PELLET PR OJECTS PRIVATE LIMITED - U27101OR2004PTC007908 |
| 590 | REXON STEEL AND POWER PRIVATE LIMITED - U27102OR2004PTC007903 |
| 591 | REXON STRIPS LIMITED - U27109OR1993PLC003344 |
| 592 | RIDDHISIDDHI ISPAT PRIVATE LIMITED - U27104OR2004PTC007694 |
| 593 | RITIKA ALLOYS PRIVATE LIMITED - U27310OR2003PTC007152 |
| 594 | RITIKA INDUSTRIES LIMITED - U27102OR2005PLC008165 |
| 595 | ROHITAS STEEL PRODUCTS PVT LTD - U27104OR1986PTC001616 |
| 596 | ROURKELA METALS PRIVATE LIMITED - U27106OR1999PTC005787 |
| 597 | RSB CASTINGS LIMITED - U27100OR2011PLC013085 |
| 598 | RUKMANI STEEL PRIVATE LIMITED - U27100OR2009PTC010892 |
| 599 | S K ALUMINIUM INDUSTRIES PRIVATE LIMITED - U27720OR1999PTC005767 |
| 600 | S M PELLETS PRIVATE LIMITED - U27100OR2012PTC015665 |