| 1951 | MAHEE ENGINEERING PRIVATE LIMITED - U29199TZ1998PTC008657 |
| 1952 | MAHENDRA PUMPS PRIVATE LIMITED - U29120TZ2001PTC009762 |
| 1953 | MAHLE IPL LIMITED - U29130TN2007PLC064383 |
| 1954 | MAHOVISH AGRO-ENGINEERING PRIVATE LIMITED - U29210TN2015PTC103307 |
| 1955 | MAILAM UPKING ENGINEERING LIMITED - U29248TN2010PLC076275 |
| 1956 | MAJESTIC DESIGNS PRIVATE LIMITED - U29309TN1989PTC017689 |
| 1957 | MAK CONTROLS AND SYSTEMS PRIVATE LIMITED - U29199TZ1994PTC008827 |
| 1958 | MAK HI TECH INDUSTRIES PRIVATE LIMITED - U29269TZ2013PTC019679 |
| 1959 | MAKE MEDICAL TECHNOLOGIES PRIVATE LIMITED - U29297TN2001PTC046670 |
| 1960 | MALATI MACHINES PRIVATE LIMITED - U29199TN2004PTC053621 |
| 1961 | MALLES AUTOMATED AND ROBOTIC SYSTEMS PRIVATE LIMITED - U29299TN2013PTC093487 |
| 1962 | MANALI AGROTECH COMPANY PRIVATE LIMITED - U29223TZ1992PTC003637 |
| 1963 | MANATEC ELECTRONICS PRIVATE LIMITED - U29199TN2007PTC093265 |
| 1964 | MANIBHARATHI ENGINEERING PVT. LTD. - U29130TN1989PTC018322 |
| 1965 | MANIKAM RADIATORS PRIVATE LIMITED - U29120TZ1995PTC005702 |
| 1966 | MANIRANJAN POWER SYSTEMS PRIVATE LIMITED - U29119TZ2001PTC009883 |
| 1967 | MANSCO FLUIDTEK PRIVATE LIMITED - U29194TZ1998PTC008344 |
| 1968 | MANSEN ENGINEERING PRIVATE LIMITED - U29309TN1997PTC039114 |
| 1969 | MANTAS ENGINEERING COMPANY PRIVATE LIMITED - U29243TZ1994PTC005362 |
| 1970 | MANTRA ENGINEERING AND MARKETING PRIVATE LIMITED - U29199TZ1998PTC008578 |
| 1971 | MANULI HYDRAULICS MANUFACTURING INDIA PRIVATE LIMITED - U29253TN2012PTC084064 |
| 1972 | MARECON LIMITED - U29220TN1978PLC007655 |
| 1973 | MARINE AND AGRO PRODUCTS PRIVATE LIMITED - U29309TN1992PTC022525 |
| 1974 | MARK TECHPRO AND CONSULATANTS PRIVATE LIMITED - U29300TN2012PTC087506 |
| 1975 | MARKNET ENGINEERING PRIVATE LIMITED - U29309TN1996PTC037216 |