Travancore Titanium Products Ltd · The Kerala Minerals And Metals Limited · Kerala State Mineral Development Corporation Limited · Kerala State Drugs And Pharmaceuticals Ltd · The Travancore Cochin Chemicals Limited · The Kerala Ceramics Ltd · Malabar Cements Ltd · Kerala Special Refractories Limited · Autokast Ltd · Transformers And Electricals Kerala Ltd · United Electrical Industries Ltd · Traco Cable Co Ltd · Kccp Limited · The Travancore Cements Ltd