Saint Gobain Research India Private Limited · Saint Gobain India Private Limited · Saint Gobain Gyproc India Limited · Saint Gobain India Foundation · Saint Gobain Industries India Private Limited · Rockwool India Private Limited · Choksey Chemicals Private Limited · U.P. Twiga Fiberglass Limited · Owens Corning Industries (India) Private Limited · India Wall And Ceiling Private Limited · Menkol Industries Private Limited