Southern Marine Services Private Limited. · Ncgb Retrofit Private Limited · Ncgb Marine Pvt.Ltd. · Ncgb Engineering Co. Private Limited · Swastik Housing & Estates Pvt. Ltd. · Rutt Deen Estates Pvt. Ltd. · Rose Bud Housing & Estates Pvt Ltd · Zenithmarinetech Private Limited · Seaman Safety ( India) Private Limited · Western Marine And Engineering Services Private Limited