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What we do

We provide sustainable consulting in the built and natural environment. This involves designing, engineering and managing buildings, transportation & infrastructure, and water and environment projects. Our unique combination of specialist skills and global delivery enables us to offer the latest thinking to our clients, wherever they need it. Browse our offering by market, service or project below.


Our trusted advisors offer infrastructure and management consulting expertise to help clients determine how best to develop assets and deliver services. We serve clients in the transportation, buildings, industrial and energy, and environment sectors.

We are a global leader in the practice of structural, mechanical, electrical, plumbing and fire protection engineering for the built environment. Our work is embedded in the residences we live in, the skyscrapers and industrial buildings we work in, the resorts where we spend our vacations, and the operations of our buildings.

Our team delivers pragmatic and innovative technical solutions to environmental, health and safety, compliance, water, wastewater, sustainability, acoustics and vibration, and energy issues. Clients trust us to develop solutions to their most complex issues, including risk management and meeting environmental obligations.

We offer industry-leading expertise in power, energy and underground storage. Our professionals are dedicated to helping clients maximize asset value, boost productivity, and protect health and safety.

Drawing on 130 years of technical excellence, we offer a comprehensive, integrated approach to the transportation planning, design and management. We bring the latest technologies and a culture of innovation to our work to meet community needs for mobility, connectivity, sustainability and resiliency.