| 1951 | MADHU CHEMICALS (INDIA) PRIVATE LIMITED - U24222TN1987PTC014152 |
| 1952 | MADRAS AGRO CHEM PRODUCTS PRIVATE LIMITE D - U24294TN1999PTC043702 |
| 1953 | MADRAS CAFFEINE AND PRODUCTS LTD - U24230TN1973PLC006312 |
| 1954 | MADRAS CARBONS PRIVATE LIMITED - U24294TN1971PTC006010 |
| 1955 | MADRAS CHEMICALS & POLYSTERS PRIVATE LIMITED - U24294TN1976PTC007140 |
| 1956 | MADRAS CHROMATES PRIVATE LIMITED - U24111TN1979PTC007813 |
| 1957 | MADRAS COMPHOR PRIVATE LIMITED - U24110TN1980PTC008312 |
| 1958 | MADRAS DRUGS AND SURGICALS LTD - U24231TN1992PLC022975 |
| 1959 | MADRAS FLUORINE PRIVATE LIMITED - U24290TN1975PTC006922 |
| 1960 | MADRAS FORGINGS AND ALLIED INDUSTRIES COIMBATORE LIMITED - U24114TZ1963PLC000478 |
| 1961 | MADRAS HARDWARE (SUNDRY) & PAINT MERCHANTS ASSOCIATION - U24222TN1941NPL001405 |
| 1962 | MADRAS ORGANIC AND INORGANIC CHEMICALS PRIVATE LIMITED - U24294TN1995PTC032007 |
| 1963 | MADRAS OXYGEN AND ACETYLENE COMPANY LIMITED - U24111TZ1967PLC000574 |
| 1964 | MADRAS PETROCHEMICALS PRIVATE LIMITED - U24294TN1973PTC006368 |
| 1965 | MADRAS PHARMACEUTICALS PRIVATE LIMITED - U24233TN2015PTC100449 |
| 1966 | MADRAS PHOSPHATE MANUFACTURERS LTD - U24121TN1959PLC003726 |
| 1967 | MADRAS PROCESS CHEMICALS LIMITED - U24200TN1972PLC006119 |
| 1968 | MADRAS REXINES PRIVATE LIMITED - U24294TN1986PTC012805 |
| 1969 | MADRAS STANDARD CHEMICALS PRIVATE LIMITED - U24231TN1976PTC007220 |
| 1970 | MADUBAN CHEMCALS P LTD - U24294TN1995PTC033802 |
| 1971 | MADUJAN CHEMICALS LIMITED - U24117TN1996PLC035992 |
| 1972 | MADURA CHEMICALS PRIVATE LIMITED - U24297TN2013PTC089791 |
| 1973 | MADURA DISTRIBUTERS PVT. LTD. - U24117TN1989PTC018137 |
| 1974 | MADURA MARKETING PRIVATE LIMITED - U24246TN1990PTC019671 |
| 1975 | MADURA YEAST AND CHEMICAL MFG. CO PVT. L TD. - U24231TN1989PTC018120 |