| 1901 | WELONA HEALTH CARE PRIVATE LIMITED - U85310TN2018PTC121475 |
| 1902 | WERADZ HEALTH CARE PRIVATE LIMITED - U85100TN2018PTC121588 |
| 1903 | WESTERN HOSPITALS CORPORATION PRIVATE LIMITED - U85110TN2006PTC061323 |
| 1904 | WESTMINSTER HEALTHCARE PRIVATE LIMITED - U85195TN2014PTC097535 |
| 1905 | WILLINGDON HEALTH CARE PRIVATE LIMITED - U85110TN1996PTC036995 |
| 1906 | WINLIFE HOSPITALS LIMITED - U85100TN2015PLC100197 |
| 1907 | WISDOM HOSPITAL PRIVATE LIMITED - U85110TN2002PTC048783 |
| 1908 | WISDOM TREI SENIOR LIFESTYLE SOLUTIONZ PRIVATE LIMITED - U85100TN2009PTC073009 |
| 1909 | WOMEN AND CHILDREN FOUNDATION LIMITED - U85199TN2000PLC045221 |
| 1910 | WOMEN'S CENTER AND HOSPITALS PRIVATE LIMITED - U85110TZ2008PTC014457 |
| 1911 | WOOTU NUTRITION PRIVATE LIMITED - U85200TN2017PTC116030 |
| 1912 | XCELLAA HEALTHCARE CONSULTANTS PRIVATE LIMITED - U85100TN2015PTC099712 |
| 1913 | XCELLENT CARE SUPER -SPECIALITY HOSPITAL PRIVATE LIMITED - U85190TN2009PTC070968 |
| 1914 | XPCURE HEALTHCARE PRIVATE LIMITED - U85100TN2008PTC069558 |
| 1915 | XSPLORE FITNESS PRIVATE LIMITED - U85310TZ2017PTC028367 |
| 1916 | YAA HEALTHCARE PRIVATE LIMITED - U85300TN2016PTC113854 |
| 1917 | YAGIL PHARMA CARE PRIVATE LIMITED - U85191TN2010PTC075650 |
| 1918 | YAGYA NARAIN HOSPITALS PRIVATE LIMITED - U85110TN1995PTC030022 |
| 1919 | YALAMANCHILI HEALTHCARE SERVICES PRIVATE LIMITED - U85110TN2001PTC046516 |
| 1920 | YELDI HEALTHCOM PRIVATE LIMITED - U85100TN2010PTC076377 |
| 1921 | YOGA NECTAR AYURCEUTICALZ PRIVATE LIMITED - U85191TN2008PTC067784 |
| 1922 | YOGYATA MEDICAL SERVICES PRIVATE LIMITED - U85195TN2004PTC053296 |
| 1923 | YOUNG PRESIDENTS ORGANISATION (CHENNAI CHAPTER) - U85320TN1999NPL041989 |
| 1924 | YOUR BODYCARE PRIVATE LIMITED - U85110TZ2009PTC015616 |
| 1925 | YUGHA HERBAL CARE PRIVATE LIMITED - U85191TN2007PTC063479 |