Sterlite Power Grid Ventures Limited · Ibis Systems And Solutions Private Limited · Sterlite Power Transmission Limited · Ibis Softec Solutions Private Limited · Maritime Ventures Private Limited · Sesa Resources Limited · Sesa Mining Corporation Limited · Twin Star Technologies Limited · Hindustan Zinc Limited · Sterlite Industries (India) Limited · The Madras Aluminium Company Limited · Mistair Health And Hygiene Private Limited · Malco Energy Limited · Vizag General Cargo Berth Private Limited · East North Interconnection Company Limited · Indigrid Limited · Ibis Logistics Pvt Ltd · Bharat Aluminium Co Ltd · Indigrid 1 Limited · Primex Healthcare And Research Private Limited · Ferro Alloys Corporation Limited · Sesa Iron And Steel Limited · Facor Power Limited · Sterlite Grid 4 Limited