Grands chantiers agency
- Located in Saclay, the Grands Chantiers agency focuses mainly on complex civil engineering projects in Ile-de-France.
Address: 3 rue René Razel 91400 Saclay
West agency
- It operates in the Yvelines, Hauts-de-Seine and Val-d'Oise regions, as well as in Paris. It is located in Elancourt.
Address: Route des Gâtines 78990 Elancourt
East agency
- Located in Moissy-Cramayel, the East branch has an expert knowledge of a full range of civil engineering, road and utility techniques. It operates in Seine-Saint-Denis, Val-de-Marne, Seine-et-Marne and Essonne.
Address: 526 avenue Albert Einstein 77555 Moissy-Cramayel
- Located in Fontenay-sous-Bois, Coteg specialises in the management of contaminated sites and soil, as well as earthworks. It is a subsidiary of Razel-Bec.
Address: 219 Rue des Marais 94120 Fontenay-sous-Bois
- Socemat is a building materials company of the Northern region division and is located in Saclay. It provides drivers and equipment for worksites.
Address: 3 Rue René Razel 91400 Saclay
