| 501 | MARKS TRANS PRIVATE LIMITED - U60231TN2015PTC103438 |
| 502 | MARUDAMALAI BUS TRANSPORT PRIVATE LIMITED - U60210TN1968PTC005595 |
| 503 | MASKJO MARITIMES PRIVATE LIMITED - U60231TN1997PTC037369 |
| 504 | MATHURAI ALANGANALLUR TRANSPORT PRIVATE LIMITED - U60210TN1959PTC003932 |
| 505 | MATRIEX CARRIERS INDIA PRIVATE LIMITED - U60100TZ2011PTC016791 |
| 506 | MC LOGISTICS INDIA PRIVATE LIMITED - U60300TN2014FTC095940 |
| 507 | MCL SHIPPING LINES (INDIA) PRIVATE LIMITED - U60232TN2007PTC063111 |
| 508 | MEENAKSHI BUS TRANSPORT CO. PRIVATE LIMITED - U60210TN1959PTC003760 |
| 509 | MEENAM TRANSPORTS PRIVATE LIMITED - U60221TZ1959PTC003927 |
| 510 | MEGA STAR TRANSPORT PRIVATE LIMITED - U60222TN1993PTC026298 |
| 511 | MEHREEN MARINE MOVEMENT PRIVATE LIMITED - U60222TN1982PTC009198 |
| 512 | MELAKADAI TRANSPORTS PRIVATE LIMITED - U60210TN1959PTC004013 |
| 513 | MERCURY ROADWAYS PVT. LTD - U60200TN1985PTC011686 |
| 514 | MERIDIAN LOGISTICS INDIA PRIVATE LIMITED - U60231TZ1999PTC008744 |
| 515 | MERLIN TRAVELS PRIVATE LIMITED - U60222TN1983PTC010496 |
| 516 | MERU TOURS INDIA PRIVATE LIMITED - U60210TN2008PTC069836 |
| 517 | METRO CALL TAXI PRIVATE LIMITED - U60221TN2001PTC047879 |
| 518 | METRO ROADLINES INDIA PRIVATE LIMITED - U60231TZ1993PTC004708 |
| 519 | METROPOLITAN TRANSPORT CORPORATION (CHEN NAI - NORTH) LIMITED - U60200TN2010SGC077766 |
| 520 | METROPOLITAN TRANSPORT CORPORATION (CHEN NAI.DIVISION II) LIMITED - U60231TN1993GOI026037 |
| 521 | METROPOLITAN TRANSPORT CORPORATION (CHENNAI) LIMITED - U60220TN1971SGC006088 |
| 522 | METTUPALAYAM COONOOR SERVICE PRIVATE LIMITED - U60210TZ1936PTC000103 |
| 523 | METTUPALAYAM INDUSTRIAL & ROADWAYS PRIVA TE LIMITED - U60210TZ1960PTC000357 |
| 524 | MIDSUN LOGISTICS PRIVATE LIMITED - U60230TN2009PTC072404 |
| 525 | MILLMORE MILLING SYSTEM PRIVATE LIMITED - U60210TN1984PTC011261 |