We are an employee-owned engineering, development, and management consultancy with a global presence of nearly 20,000 professionals across 50 countries. Our expertise spans planning, designing, delivering, and maintaining critical infrastructure that impacts daily life—ranging from...
Barr provides engineering and environmental consulting services to clients across the Midwest, throughout the Americas, and around the world. We have been employee-owned since 1966 and trace our origins to the early 1900s. Working together, our 1,000+ engineers, scientists, and technical...
Barr is a leading engineering and environmental consulting firm, serving clients across the Midwest, the Americas, and globally. Established as an employee-owned company since 1966, our roots trace back to the early 1900s. With a team of over 1,000 engineers, scientists, and technical specialists,...
Arcadis is a global leader in sustainable transformation, driving innovation on some of the most impactful projects of our time. With a team of over 36,000 professionals across 30+ countries, we unite top talent worldwide to develop intelligent solutions that tackle challenges such as climate...
With a legacy spanning nearly a century, IMEG was formed through the unification of several firms under a shared vision: people-centered engineering. As a national engineering and design consulting company, we maintain a localized focus to serve specific regions and markets, ensuring strong...
At RS&H, innovation and progress are at the core of who we are. With over 80 years of experience adapting to the evolving needs of our clients, we have established ourselves as one of the nation’s premier architecture, engineering, and consulting firms. Our commitment to excellence is...
As one of the largest nonprofit integrated healthcare organizations in the nation, we are dedicated to enhancing the health and well-being of the communities we serve. Our mission is driven by leadership, education, innovation, and excellence in medical care. BJC HealthCare’s hospitals have a...
Haley & Aldrich is dedicated to addressing our clients' most significant challenges within the built and natural environments. With a team of over 1,000 engineers and scientists across the United States, we are driven by a singular mission: to collaborate closely with clients, guiding them...
Sargent & Lundy is one of the world’s longest-standing full-service architect engineering firms. Founded in 1891, the firm is a global leader in power, energy, and decarbonization with expertise in grid modernization, renewable energy, energy storage, nuclear power, fossil power, carbon...
Leidos is a Fortune 500® innovation company dedicated to solving complex challenges in national security and health. With a global workforce of 48,000, Leidos develops cutting-edge technology solutions for customers in highly regulated industries. Headquartered in Reston, Virginia, the company...