| 1601 | ODEMA RENEWABLES INDIA PRIVATE LIMITED - U40300DL2012PTC233783 |
| 1602 | ODISHA GENERATION PHASE-II TRANSMISSION LIMITED - U40300DL2015GOI279183 |
| 1603 | OJJUS POWER GENERATION PRIVATE LIMITED - U40101DL2007PTC167068 |
| 1604 | OKAYA ENERGY SYSTEMS PRIVATE LIMITED - U40101DL2005PTC136706 |
| 1605 | OKRA SOLAR & POWER SOLUTIONS PRIVATE LIMITED - U40300DL2012PTC235658 |
| 1606 | OLD TO NEW ENERGY PRIVATE LIMITED - U40101DL2010PTC211498 |
| 1607 | OLIVE ENERGY PRIVATE LIMITED - U40300DL2008PTC180141 |
| 1608 | OLYMPIA GASES PRIVATE LIMITED - U40200DL1992PTC047337 |
| 1609 | OM ECOGREEN BIOFUELS PRIVATE LIMITED - U40107DL2012PTC244034 |
| 1610 | OMAXE INFOTECH CITY DEVELOPERS LIMITED - U40101DL2006PLC147187 |
| 1611 | OMCAM POWER PRODUCTS PRIVATE LIMITED - U40109DL2006PTC157199 |
| 1612 | OMEGA SUN RENEWABLE ENERGY INDIA PRIVATE LIMITED - U40106DL2013FTC257377 |
| 1613 | OMEGGA POWER INDUSTRY PRIVATE LIMITED - U40200DL2011PTC226009 |
| 1614 | OMKAR POWERTECH INDIA PRIVATE LIMITED - U40300DL2015PTC275960 |
| 1615 | OMNI ENERGY INDIA PRIVATE LIMITED - U40108DL2009PTC188863 |
| 1616 | ONE-SOURCE GREEN ENERGY PRIVATE LIMITED - U40106DL2015PTC286373 |
| 1617 | ONEEARTH POWER VENTURES PRIVATE LIMITED - U40101DL2011PTC214353 |
| 1618 | ONGC MITTAL ENERGY INDIA LIMITED - U40103DL2006FLC149108 |
| 1619 | ONGC MITTAL ENERGY SERVICES INDIA LIMITED - U40109DL2006FLC149110 |
| 1620 | OORJA DEVELOPMENT SOLUTIONS INDIA PRIVATE LIMITED - U40108DL2016FTC309253 |
| 1621 | OPDE INDIA SOLAR1 PRIVATE LIMITED - U40300DL2012FTC238852 |
| 1622 | OPEN ACCESS ELECTRICITY PRIVATE LIMITED - U40109DL2007PTC170638 |
| 1623 | OPTIMUM CONTRACTS PRIVATE LIMITED - U40106DL2011PTC217333 |
| 1624 | OPTION ENERGY PRIVATE LIMITED - U40106DL2008PTC185635 |
| 1625 | ORANGE AGAR WIND POWER PRIVATE LIMITED - U40300DL2011PTC274908 |