We are pleased to announce the acquisition of Sepia GC, a French engineering company specializing in complex civil engineering and geotechnical engineering, with numerous public and private sector clients. This acquisition adds 17 people to WSP’s workforce.  

“Through this acquisition, we are strengthening our expertise in civil engineering and geotechnical engineering,” noted Eric Falleur, President of WSP in France. “Whether in the field of engineering structures, in industrial environments, for motorway projects, or in the urban environment, the expertise provided by Sepia professionals is an important input into WSP’s projects in France. We welcome all of our new colleagues to WSP.”  

Michel Wojnarowics, Sepia’s President commented, “Joining WSP is great news for Sepia. WSP represents for us an ideal partnership for the next stage of our growth. Its expertise and the vast network of professionals are many assets that will allow us to develop both nationally and internationally. Finally, by teaming up with a team whose operating model and culture are in line with ours, important opportunities will present themselves to us, both for our customers and employees.”  


Founded in 2000, Sepia has nearly 20 years of experience in the civil engineering and geotechnical engineering sectors. Sepia is distinguished by its enviable expertise and reputation, which have made it a leader in these fields. Sepia has participated in projects such as the Gustave-Flaubert Bridge (Rouen), the A9 motorway (South of Perpignan) and the Grand Paris metro.