Shimizu Corporation
The joint venture under the leadership of DYWIDAG International GmbH (Germany), together with Larsen &amp; Toubro (India), Samsung Corporation (Korea), IRCON International (India) and Shimizu Corporation (Japan), who successfully completed the turn-key contract MC-1B for a 6.5 km metro twin tunnel system and 6 metro stations of the extension of the Metro Delhi in June 2005, 8 months ahead of the originally scheduled termination date.