Drees & Sommer
We are Drees & Sommer
As the European market leader in delivering strategic advice and service activation to the built environment, our mission is to create a world we want to live in.
We are a worldwide, partner-managed team of 5,100 people across 59 offices – seven of which are in key UK regions. This allows us to support companies of all sizes with a desire to create positive change across their industries and beyond.

Case Studies
Latest news

Operations
Drees & Sommer UK Acquires Leading Engineering Firm RSP Consulting Engineers LLP
Drees & Sommer UK is thrilled to announce the acquisition of RSP Consulting Engineers LLP (RSP), a leading UK consulting engineering firm. This strategic acquisition follows our recent acquisition of Johnston Houston, further solidifying our commitment to expanding our market presence and service offerings across the UK and Ireland.

Sustainability
Decarbonising the Residential Estate: A Case Study by Sarah Butler
In September 2024, our Divisional Director, Sarah Butler, presented a compelling case study at the ACES National Conference, focusing on the decarbonisation of residential estates. The presentation, titled "Decarbonising the Residential Estate: A Case Study," highlighted the strategies and challenges involved in achieving net zero targets, with a specific focus on Manchester City Council.
Careers at Drees & Sommer UK
We pride ourselves on the careers developed here at Drees & Sommer, the professional environment we create, the divisional directors that joined as graduates, the low staff turnover rate, the projects we deliver, and our reputation for quality.
We are a Building Magazine top 50 employer and an accredited Investor In People.
