carriers

VINCI

Vinci is a French concessions and construction company, formerly called Société Générale d'Enterprises. It employs over 179,000 people and is the largest construction company in the world by revenue. Vinci is listed at Euronext's Paris stock exchange and is a member of the CAC 40 index.

BECHTEL

Bechtel Corporation (Bechtel Group) is the largest construction and engineering company in the United state, ranking as the 5th-largest privately It has also had involvement in a number of other high profile construction engineering projects: numerous power projects such as refineries and nuclear power plants; transportation projects including the Channel Tunnel, the BART system, King Fahd International Airport in Dammam (the largest Airport in the world by land area), Hong Kong International Airport and the Big Dig; and other projects such as the Kingdom Centre and Tower in Saudi Arabia etc.

owned company in the U.S.

HOCHTIEF
Hochtief Aktiengesellschaft (officially typeset HOCHTIEF) is a German construction company

based in Essen, North Rhine-Westphalia, Germany. Hochtief is Germany's largest construction company and operates globally, ranking as one of the largest general construction companies in the United States through its Turner subsidiary, and in Australia through the Leighton Construction company.

ACS GROUP

Grupo ACS (Spanish pronunciation:formally Actividades de Construcción y Servicios, S.A. is a Spanish company dedicated to civil and engineering construction, all types services and telecommunications. It is one of the leading construction companies in the world, with projects in many countries around the world.

SKANSKA
Skanska AB, is a multinational construction and development company based in Sweden, where it  Solna, north of Stockholm.The company played an important role in building up Sweden’s infrastructure including roads, power plants, offices and housing.


LARSEN $ TOUBRO
Larsen & Toubro Limited, also known as L&T, is an Indian multinational conglomerate headquartered in Mumbai, India.The company has business interests in engineering, construction, manufacturing goods, information technology and financial services.

L&T is India's largest engineering and construction company. with a dominant presence in India's infrastructure, power, hydrocarbon, machinery, shipbuilding and railway sectors.

LEIGHTON HOLDINGS
Leighton Holdings is a leading international contractor. It is active in the telecommunications, engineering and infrastructure, building and property, mining and resources, and environmental services industries. It has operations in Australia, South East Asia, New Zealand, Vietnam, China and the Middle East.

STRABAG
Strabag is a Austrian construction company based in Villach, with its headquarters in Vienna. It is Austria and one of the largest construction companies  Europe. The company is organised into the following divisions: Building Construction & Civil Engineering, Transportation Infrastructure, Special Divisions & Concessions.
the largest construction company in
in

SAIPEM
Saipem S.p.A. is an Italian oil and gas industry contractor. It is a subsidiary of Italian energy company. Saipem has contracted for designing and constructing several pipelines, including blueStream, Greenstream, Nord Stream and South Stream.

TAISEI
Taisei Corporation (Taisei Kensetsu Kabushiki-gaisha) is a Japanese corporation which was established in 1873. Its main areas of business are building construction, civil engineering, and real Shinjuku Center Building, Nishi-Shinjuku, Shinjuku,Tokyo.