Pentonville Software Limited · North India Fertilisers Limited · U01119 Wb1992 Ptc054361 · U65921 Wb1990 Ptc049487 · Gujarat Carbon And Industries Ltd · Unimers India Limited · Duncans Industries Ltd · Silent Valley Investments Ltd · Duncans Agro Chemicals Limited · Leyden Leasing & Financial Services Limited · Sewand Investments Private Limited