CHA is a highly diversified, full-service engineering and construction management firm working to responsibly improve the world we live in. Located throughout the United States and Canada, we provide a wide range of planning and design services to public, private and institutional clients.

Our talented professionals strive to delight our clients in everything we do. We act as your single point of contact from start to finish, adapting teams, schedules, budgets and services to each unique challenge. Together with you, we design, study, manage, and build results that enhance our world.

Engineering and engagement go hand-in-hand. providing both yields amazing value...and amazing projects.