| 501 | MARTECH PERIPHERALS PRIVATE LIMITED - U30007TN1992PTC023458 |
| 502 | MARUTHI CIRCUITS PRIVATE LIMITED - U30007TN1993PTC026080 |
| 503 | MARUTHI OFFICE EQUIPMENT PRIVATE LIMITED - U30001TN1995PTC029982 |
| 504 | MARUTI COMPUTERS P LTD - U30006TN1991PTC020524 |
| 505 | MARUVUR ONLINE SERVICES PRIVATE LIMITED - U30007TN1999PTC043190 |
| 506 | MASCOT-ONYX ELECTRO INTELLIGENCE PRIVATE LIMITED - U30007TN1995PTC033151 |
| 507 | MASTER I-NET DYNAMICS PRIVATE LIMITED - U30006TN1999PTC043588 |
| 508 | MASTER MINDS COMPUTERS PRIVATE LIMITED - U30006TN1996PTC035099 |
| 509 | MASTER STROKE SOLUTIONS PRIVATE LIMITED - U30006TN1994PTC029707 |
| 510 | MATHURA POWER CONTROL PRIVATE LIMITED - U30007TN1994PTC027029 |
| 511 | MAX DATA PROCESS PRIVATE LIMITED - U30006TN1995PTC032214 |
| 512 | MAX-INDIA COMPUTERS LIMITED - U30006TN1991PLC021538 |
| 513 | MAXIMA AUTOMATION SOLUTIONS PRIVATE LIMITED - U30000TN2009PTC072976 |
| 514 | MAXIMA COMPUTECH PRIVATE LIMITED - U30006TN1995PTC031644 |
| 515 | MAXIMUS COMMUNICATIONS PRIVATE LIMITED - U30008TN2006PTC060290 |
| 516 | MAYURA BASE SYSTEMS PRIVATE LIMITED - U30006TN1997PTC037399 |
| 517 | MCFAME COMPUTERS PRIVATE LIMITED - U30006TN1994PTC029015 |
| 518 | MD INSTRUMENTATION PRIVATE LIMITED - U30007TN1998PTC041592 |
| 519 | MEASUREMATIC CONTROLS & AUTOMATION PRIVATE LIMITED - U30007TN1996PTC036549 |
| 520 | MEDIA TRACK PRIVATE LIMITED - U30007TN1995PTC029955 |
| 521 | MEEZAN COMPUTERS P LTD - U30006TN1996PTC034143 |
| 522 | MEL SYSTEMS AND SERVICES LTD - U30006TN1990PLC019611 |
| 523 | MELCON CONTROLS PRIVATE LIMITED - U30007TN1990PTC019387 |
| 524 | MELODY ELECTRONICS PRIVATE LIMITED. - U30007TN1981PTC009061 |
| 525 | MENAKA MILLS PRIVATE LIMITED - U30006TN1997PTC038525 |