Olivier Crillon

Warings Contractors Ltd. provides building and construction services. The firm offers services to the residential, commercial and industrial sectors. It designs buildings, works on defense-related projects, built airport structures, hotels, and country clubs. The company was founded in 1933 and is headquartered in Portsmouth, the United Kingdom.

Entreprise Générale Léon Grosse is engaged in the construction of building and public works. It operates through the following businesses: New Construction, Public Works and Civil Engineering, Restoration and Renovation, Design-Build and Public-Private Partnerships, and Exceptional Homes. The company was founded by Leon Grosse in 1881 and is headquartered Aix-les-Bains, France.

Denne Construction Ltd. constructs and renovates social housing, educational and healthcare projects. The company was founded on September 4, 1991 and is headquartered in London, the United Kingdom.

Thomas Vale Group Ltd. operates as a construction company. It offers defense and emergency services, sport and leisure, housing new build, housing regeneration, industrial and commercial, interiors, learning and education, office spaces, primary healthcare, public realm, restoration, and retail and lifestyle. The company was founded on March 3, 1992 and is headquartered in Stourport-on-Severn, the United Kingdom.

Entreprise J. P. Blanck SA provides construction services. The private company is based in Old-Thann, France. The CEO of the French company is Denis Ranvel.