Hillis-Carnes Engineering Associates, Inc.

Hillis-Carnes Engineering Associates, Inc. is a multi-specialty engineering firm based in Annapolis Junction, Maryland. Founded in 1989, the company has grown to over 450 employees across 20 locations, primarily serving the Mid-Atlantic region, including Maryland, Pennsylvania, Virginia, Delaware, and Washington, D.C. The firm specializes in geotechnical and geostructural engineering, environmental consulting, specialty construction, construction materials engineering and testing, and third-party inspections. Hillis-Carnes is known for its hands-on approach, with senior engineers actively involved in on-site testing and data collection. This commitment to tailored, cost-effective engineering solutions reflects their focus on value engineering. The company has a strong reputation for innovation, particularly in geostructural design and specialty geoconstruction, which enhances their capabilities in design-build projects. Hillis-Carnes serves a diverse clientele in the private real estate development and construction sectors, managing projects that range from small residential developments to large infrastructure initiatives. With reported revenues around $78 million, the firm has been recognized as one of the Top 500 Design Firms nationally by Engineering News-Record, highlighting its growth and industry presence.