Ricardo joins WSP following transaction completion

LONDON, October 9, 2025: Ricardo, a global leader in strategic, environmental, and engineering consultancy, is pleased to announce the completion of its acquisition by WSP.

The combination of Ricardo and WSP brings together advanced capabilities and complementary strengths, accelerating a shared ambition to be leaders in environmental consultancy and energy-transition services. Through WSP's extensive global footprint and diversified service portfolio, Ricardo is now even better positioned to deliver transformative, future-focused solutions to clients and communities worldwide.

"Today marks a significant milestone for Ricardo as we proudly join WSP," said Graham Ritchie, CEO of Ricardo. "WSP's belief in our strategy and support for our continued journey reflects the strength of what we have built over the past few years since we launched our strategy focused on sustainable growth in key markets. Ricardo and WSP share values and a purpose-led culture, so this acquisition accelerates our ability to deliver a broader, more impactful offering to our clients. It also opens up exciting new opportunities for our talented teams-opportunities that would not have been possible without this partnership. We are committed to supporting WSP's dynamic strategic vision and look forward to shaping the future together."

This transaction aligns well with WSP's strategic action plan 2025-2027, which pioneers change for empowered growth by enhancing WSP's capabilities.

"We are pleased to bring Ricardo into WSP and welcome new colleagues across the globe. The team's deep, differentiated expertise in areas that are increasingly critical to our clients, such as air quality, water management, energy resilience, policy strategy, and rail, enhances our offering and accelerates momentum toward our strategic ambitions in high-growth sectors and markets," expressed Alexandre L'Heureux, President and CEO of WSP. "We will now focus on integrating our teams and building on our combined strengths. Our complementary capabilities and shared passion for technical excellence position us to drive greater innovation and deliver added value as we support our clients through complex transitions."

The transaction was announced on 11 June 2025.

Following shareholder approval and the successful sanctioning of the scheme at a UK court hearing on the 7 October, the acquisition became effective on 9 October.

Gleacher Shacklock served as financial adviser to Ricardo in connection with the transaction with WSP. Investec plc acted as the company's broker, while Ashurst LLP provided legal counsel throughout the process.

The next phase involves embedding the integration process, ensuring that the transaction delivers both strategic alignment and operational excellence.

-ENDS-

About Ricardo 

Ricardo, a member of WSP, is a global strategic, environmental, and engineering consulting company. With over 110 years of engineering excellence and approximately 2,600 employees in more than 20 countries, Ricardo provides exceptional levels of expertise in delivering innovative cross-sector sustainable outcomes to support energy transition and environmental services, together with cross-sector transportation engineering disciplines. Visit www.ricardo.com

About WSP

WSP is one of the world's leading professional services firms, uniting its engineering, advisory and science-based expertise to shape communities to advance humanity. From local beginnings to a globe-spanning presence today, WSP operates in over 50 countries and employs approximately 75,000 professionals, known as Visioneers. Together they pioneer solutions and deliver innovative projects in the transportation, infrastructure, environment, building, energy, water, and mining and metals sectors. WSP is publicly listed on the Toronto Stock Exchange (TSX:WSP).  Visit wsp.com