| 1951 | ULTRATECH FORGINGS PRIVATE LIMITED - U27104TN2005PTC057471 |
| 1952 | UNICAST ALLOYS PRIVATE LIMITED - U27101TZ1990PTC002813 |
| 1953 | UNICORN PRIVATE LIMITED - U27209TN1946PTC003118 |
| 1954 | UNION MACHINERY MANUFACTURING CO PVT LTD - U27209TN1986PTC012633 |
| 1955 | UNIQUE ENGINEERING SERVICES (INDIA) PRIVATE LIMITED. - U27108TN2006PTC058615 |
| 1956 | UNIQUE MULTI-IMPEX PRIVATE LIMITED - U27310TN2011PTC083245 |
| 1957 | UNIQUE SHELL MOULD INDIA PRIVATE LIMITED - U27320TZ2001PTC009677 |
| 1958 | UNISTEEL METAL PRODUCTS PRIVATE LIMITED - U27101TZ1991PTC003578 |
| 1959 | UNITECH STEEL INDUSTRIES PRIVATE LIMITED - U27104TN1987PTC014876 |
| 1960 | UNITED BRIGHT METALS PRIVATE LIMITED - U27101TZ1990PTC002984 |
| 1961 | UNITED FOUNDRIES PRIVATE LIMITED - U27310TZ1996PTC007200 |
| 1962 | UNITY FORGE PRIVATE LIMITED - U27209TN1979PTC007936 |
| 1963 | UNIVERSAL GEM PRODUCES PRIVATE LIMITED - U27205TZ1999PTC008918 |
| 1964 | UR CASTINGS AND ALLOYS PRIVATE LIMITED - U27106TZ2005PTC011750 |
| 1965 | URVASHI STEELS & INDUSTRIES PRIVATE LIMITED - U27100TN1979PTC008038 |
| 1966 | UTILITY ALLOYS PRIVATE LIMITED - U27101TZ1984PTC001482 |
| 1967 | V M T STEEL ROLLING MILLS PRIVATE LIMITED - U27105TZ1995PTC005753 |
| 1968 | V S ALLOY CASTING PRIVATE LIMITED - U27104TN1988PTC015535 |
| 1969 | V.K.M. PURE GOLD AND SILVER INVESTMENT COMPANY LIMITED - U27320TZ2012PLC017877 |
| 1970 | V.P.PONNAMBALAM & BROTHER PRIVATE LIMITED - U27209TN1986PTC013737 |
| 1971 | V.R FOUNDRIES PRIVATE LIMITED - U27300TZ1984PTC001529 |
| 1972 | V.R.K STEELS PRIVATE LIMITED - U27100TN2011PTC078988 |
| 1973 | V.R.S.FERRO ALLOY PRIVATE LIMITED - U27101TN1994PTC028995 |
| 1974 | V.R.SPRINGS PRIVATE LIMITED - U27209TN1986PTC012756 |
| 1975 | V.S.STEEL & POWER PROJECTS PRIVATE LIMIT ED - U27106TN2004PTC053448 |