Engineering11 Competitors

We are one of the world’s leading professional services firms, uniting our engineering, advisory and science-based expertise to shape communities to advance humanity. From local beginnings to a globe-spanning presence today, we operate in over 50 countries and employ approximately 73,000 professionals, known as Visioneers. Together they pioneer solutions and deliver innovative projects across sectors: Transport & Infrastructure, Property & Buildings, Earth & Environment, Water, Power & Energy and Mining & Metals. Together let’s unlock potential everywhere. #WeAreWSP

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2024. Learn more at aecom.com.

For over a century, HNTB has shaped the built environment with distinctive expertise across a full spectrum of infrastructure solutions. From iconic architecture and complex bridges to efficient highways and digital infrastructure solutions, our collaborative approach and commitment to technical excellence drive us to build a better future for our clients, communities and ourselves It’s in the way we do what we do at HNTB that sets us apart. Our people — proud employee-owners with distinct experience, expertise and perspectives — are bound together by a common vision that uniquely shapes our work and firm. This ownership fosters an unmatched culture of respect and continuous improvement, a hallmark of our enduring success.