Ratnanidhi Social Foundation · Surat Gold Private Limited · Mahendra Mehta Investment Private Limited · Ratnam Gem Impex Llp · Surat Diamond Jewellery Private Limited · Mehta Ratna Vyapar Private Limited · Megenta Investment Pvt Ltd · Gujarat Di Shape Tools Private Limited · Outstanding Investment And Trading Company Private Limited · Upz Investment Company Private Limited · Tbz Investment Company Private Limited · Tpz Investment Company Private Limited · U27100 Gj1981 Plc004917 · Surat Diamond Industries Private Limited · U65990 Mh1980 Ptc022641 · U65990 Mh2004 Ptc039374 · Mehta Gemtools Private Limited · Ratnam Gem Impex Limited · The Gem & Jewellery Skill Council Of India · Surat Diamond Industries Private Limited