Tamil Nadu State Transport Corporation (Madurai) Limited · Overseas Manpower Corporation Limited · Tamilnadu Forest Plantation Corporation Limited · Pallavan Transport Consultancy Services Ltd · Tamilnadu Ex Servicemen's Corporation Limited · Tamil Nadu State Transport Corporation Coimbatore Limited · State Engg And Servicing Co Of Tamilnadu Ltd · Arasu Rubber Corporation Limited · Tamilnadu Paints And Allied Products Limited · Tamilnadu Textile Corporation Limited · Tamilnadu State Transport Corporation (Kumbakonam) Limited · Tamilnadu State Transport Corporation Salem Limited · Tamilnadu Backward Classes Economic Development Corporation Limited. · Tamilnadu Handicrafts Development Corporation Limited · The Tamilnadu Tea Plantation Corporation Limited · Tamilnadu Minorities Economic Development Corporation Limited · Tamil Nadu State Transport Corporation (Tirunelveli) Limited · Tamilnadu Salt Corporation Limited