| 51 | KADAYAMPATTI COMMON EFFLUENT TREATMENT PLANT (BHAVANI) PRIVATE LIMITED - U90002TZ2006PTC012865 |
| 52 | KANK ESTATE PRIVATE LIMITED - U90009TN1984PTC010887 |
| 53 | KARUR COMMON EFFLUENT TREAATMENT PLANT C OMPANY LIMITED - U90009TN2002PLC049907 |
| 54 | KEN BIOLINKS PRIVATE LIMITED - U90001TN2003PTC050548 |
| 55 | KEN KNACK WATER ENGINEERS PRIVATE LIMITED - U90000TN2012PTC087989 |
| 56 | KUMARAPALAYAM GREEN KAVERY DYEING CLUSTER - U90000TZ2016NPL022353 |
| 57 | KUMARI REAL ESTATE COMPANY PRIVATE LIMITED - U90009TN1984PTC010799 |
| 58 | MADRAS EXPORT PROCESSING ZONE MANUFACTURERS ASSOCIATION - U90009TN1988NPL015828 |
| 59 | MALAR CLEAN & GREEN PRIVATE LIMITED - U90009TN2017PTC115959 |
| 60 | MANAS HUMAN RESOURCE DEVELOPMENT PVT LTD - U90009TN1989PTC017153 |
| 61 | MANTHAI VISWA BRAHMANA SARVA JANA SAHAYA NIDHI LIMITED - U90009TN1917PLC001725 |
| 62 | MARIKS ENVIRO ENGINEERING PRIVATE LIMITED - U90000TN2015PTC098988 |
| 63 | MH FACILITIES MANAGEMENT PRIVATE LIMITED - U90000TN2012PTC085695 |
| 64 | MICRO-FLOW CONTAMINATION SOLUTIONS (INDIA) PRIVATE LIMITED - U90001TN2015PTC101441 |
| 65 | MOUNT OLIVE CHRISTIAN TRUST PRIVATE LIMITED - U90009TN1994GAT028181 |
| 66 | NAMAKKAL INTEGRATED WASTE MANAGEMENT COMPANY PRIVATE LIMITED - U90001TZ2008PTC014345 |
| 67 | NEWAY MSW GREEN PROCESS PRIVATE LIMITED - U90001TN2015PTC102948 |
| 68 | PAKALONE SHIPPING PRIVATE LIMITED - U90001TN1995PTC032446 |
| 69 | PANAMARATHUPATTI VANNAMAIYAM DYEING COMM ON EFFLUENT TREATMENT COMPANY LIMITED - U90009TZ1997PLC007912 |
| 70 | PANTAI MEDIVEST (INDIA) PRIVATE LIMITED - U90001TN2005PTC056865 |
| 71 | PANTNAGAR CETP PRIVATE LIMITED - U90000TN2012PTC083881 |
| 72 | PARISUDH ECO CONCEPTS PRIVATE LIMITED - U90002TN2007PTC064228 |
| 73 | PASUMAI CAUVERI COMMON DYEING CLUSTER - U90000TZ2016NPL027735 |
| 74 | PEST EXTERMINATORS OF INDIA PRIVATE LIMITED - U90000TN2009PTC071424 |
| 75 | POINT TO POINT SHIPPING AGENCY PRIVATE L IMITED - U90001TN1995PTC032374 |