La 28 decembrie 1990, în Bengalul de Vest au fost înființate aproximativ 19 de companii.
U01119WB1990PTC050507
U01122WB1990PTC050506
U15312WB1990PTC050510
U15339WB1990PTC050503
U24246WB1990PTC050512
U27109WB1990PTC050509
U34300WB1990PTC050518
U45201WB1990PLC050519
U51109WB1990PTC050505
U51109WB1990PTC050508
U51228WB1990PTC050516
U52208WB1990PTC050515
U55101WB1990PTC050513
U65999WB1990PLC050504
U65999WB1990PLC050517
U65999WB1990PLC057314
U65999WB1990PTC012596
U65999WB1990PTC057318
U67120WB1990PTC050514