| 4901 | UNITED ALUMINIUM MILLS PRIVATE LIMITED - U27203MH2001PTC132598 |
| 4902 | UNITED DHATU RE-ROLLING MILLS (INDIA) PRIVATE LIMITED - U27300MH1995PTC092160 |
| 4903 | UNITED METACHEM PVT LTD - U27104MH1974PTC017447 |
| 4904 | UNITED METALLURGICALS PRIVATE LIMITED - U27320PN2004PTC019765 |
| 4905 | UNITED STEEL ROLLING MILLS PRIVATE LIMITED - U27100MH1971PTC015369 |
| 4906 | UNITED TUBE INDUSTRIES PRIVATE LIMITED - U27200MH1964PTC012979 |
| 4907 | UNITEK VALVES PRIVATE LIMITED - U27108MH2016PTC279881 |
| 4908 | UNITUFF STEEL PROCESSORS PRIVATE LIMITED - U27100MH2004PTC143966 |
| 4909 | UNITY FORGINGS PRIVATE LIMITED - U27100MH1983PTC031194 |
| 4910 | UNIVERSAL FOUNDRY PRIVATE LIMITED - U27100MH1978PTC020573 |
| 4911 | UNIVERSAL GALVA AND RECYCLERS PRIVATE LIMITED - U27100MH2008PTC177486 |
| 4912 | UNIVERSAL STEEL PRIVATE LIMITED - U27109MH1960PTC284459 |
| 4913 | UNIWELD WIRES PRIVATE LIMITED - U27300MH1994PTC083503 |
| 4914 | URO FERRO PRIVATE LIMITED - U27100MH2003PTC139482 |
| 4915 | URONEEL INDIA PRIVATE LIMITED - U27203PN2012PTC144795 |
| 4916 | URVASHI METALS PRIVATE LIMITED - U27100MH1994PTC082252 |
| 4917 | USAMA CREATION PRIVATE LIMITED - U27100MH2009PTC196519 |
| 4918 | USHA ISPAT LIMITED - U27107PN1988PLC071152 |
| 4919 | USHAKANT STEELS PRIVATE LIMITED - U27100MH1990PTC055001 |
| 4920 | USHDEV METALS AND MINERALS PRIVATE LIMITED - U27100MH2014PTC260391 |
| 4921 | USHMI ISPAT PRIVATE LIMITED - U27100MH2003PTC143736 |
| 4922 | USI ISPAT PVT LTD - U27301MH1982PTC027707 |
| 4923 | USMANI TUBES AND VALVES COMPANY PRIVATE LIMITED - U27203MH2001PTC134116 |
| 4924 | UTECH ENGINEERING WORKS (INDIA) PVT LTD - U27110MH1991PTC062977 |
| 4925 | UTKARSH STEELS PRIVATE LIMITED - U27109MH1994PTC083621 |