Siegwald Leadership & Training Academy Private Limited · Trishul Engineering Solutions Private Limited · Green Cross Therapeutics Private Limited · Tcg Refineries Private Limited · Tcg Software Services Private Limited · Haldia Power Ltd. · Chandras' Chemical Enterprises Private L Td · Alternative C API Tal Services Trustee Company Private Limited · Champion Towers Private Limited · Tcg Digital Solutions Private Limited · Tcg Advisory Services Private Limited · Cycure Solutions Private Limited · Research Institute For Sustainable Energy · Tcg Software Private Limited · Tollygunge Club Ltd. · I Create Foundation