Metro Tunneling Group
Metro Tunneling Group or MTG (formerly IMCC-JV) is a Joint Venture (JV) of 5 companies currently working as the main contractor for the Delhi Metro Rail Corporation (DMRC). The 5 companies are DYWIDAG Systems from Germany, Larsen & Toubro from India, Samsung Corporation from South Korea, Ircon International from India, and Shimizu Corporation from Japan.