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4 March 2025

Drees & Sommer UK Acquires Leading Engineering Firm RSP Consulting Engineers LLP

Operations

This is an image of a signing to represent the M&A of RSP with Drees & Sommer.
From left to right (back row): Alan Affleck, Craig Dickson, Neil Fyles, Barry McAvoy, Ian Rogers. From left to right (front row): Graeme Fraser and Kenneth Wood

Operations

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.

Established in 1987, RSP has developed into one of the foremost design engineering consultancies in the UK. The firm is known for its work within the Financial Institutions, Hospitality, Data Centres, and Life Sciences sectors, as well as its commitment to providing economical and environmentally sustainable design solutions. Their expertise in building services design, energy optimisation, and infrastructure will enhance our interdisciplinary approach, allowing us to provide even more comprehensive solutions to our clients. The addition of RSP Consulting Engineers brings in excess of 60 new employees to the Drees & Sommer UK team.

Kenneth Wood, Managing Director of the UK and Partner at Drees & Sommer, expressed his enthusiasm for the merger: “The acquisition of RSP is a transformative step for Drees & Sommer in the UK. This merger not only strengthens our market position but also significantly enhances our service offerings. RSP's unparalleled expertise in design engineering and strength in complementary sectors such as Data Centres and Life Sciences, combined with our extensive experience in sustainability and real estate, creates a unique synergy that will drive innovation and excellence. We are excited to welcome RSP to the Drees & Sommer family and look forward to achieving new heights together.”

Steffen Szeidl, CEO at Drees & Sommer, highlighted the strategic benefits of the merger: “Joining forces with RSP represents a significant leap forward in our ability to serve the UK market. RSP's distinguished track record in engineering excellence perfectly aligns with our vision of sustainable and forward-thinking solutions. This merger not only broadens our service capabilities but also enhances our geographical reach, particularly in Scotland. We are confident that this partnership will drive substantial growth and innovation, benefiting our clients and the industry.”

Graeme Fraser, Managing Director at RSP, shared his perspective on the merger: “This merger is a monumental opportunity for RSP and our team. By joining the Drees & Sommer UK team, we are poised to leverage their extensive resources and global expertise to elevate our service offerings. Our employees, who are the backbone of our success, will have access to unparalleled career development opportunities and the chance to work on groundbreaking projects. We are excited about the future and the transformative potential this partnership brings, ensuring we continue to deliver exceptional value to our clients.”

We welcome RSP to the Drees & Sommer family and look forward to achieving new heights together.

The RSP Edinburgh Office