Drees & Sommer is a partner-managed, global consulting and project management firm offering integrated consulting and implementation services. Since January 2025, Drees & Sommer and VVA – Part of Drees & Sommer have joined forces in the U.S. to strengthen our presence and capabilities in key markets.

We support clients across a range of industries – including semiconductors, life sciences, and automotive – with tailored solutions and deep technical expertise.

With our combined know-how and proven track record in pioneering wafer fab and semiconductor facility projects, we are recognized as one of Europe’s leading engineering teams for the high-tech industry.

We accompany our clients throughout the entire project lifecycle – from production layout and automation to all design phases (CSA, MEP, infrastructure), permitting, implementation, commissioning, project and construction management, hook-up, and beyond – for both greenfield and brownfield developments.

In addition, we provide holistic consulting services that drive innovation across both strategic and operational aspects of your production site and real estate – including sustainability, energy efficiency, modularization, and digital transformation.