Hadi Rahnama, PE

The Principal, Owner and lead Structural Engineer of HRA is Hadi Rahnama. Mr. Rahnama is responsible for the overall operations and management of the firm. He has managed many small and large projects for the last nearly 50 years. He earned his Master of Science in 1972, which is the same year he became a registered, licensed structural engineer. 

He investigates a wide variety of preliminary design schemes and compares cost estimates to produce economical structures. He has worked with and is familiar with standards and guidelines for such government agencies as the Department of Veterans Affairs, D.C> Department of Public Works, Environmental Protection Agency and the State Department. He has lived in the Washington Metropolitan Area since 1960 and is familiar with the geographical region. He is a member of the Consulting Engineers Council of Metropolitan Washington, the American Concrete Institute and the American Society of Civil Engineers.l


vice principal

Yahya Aliabadi, PhD, PE

A well-organized, detail-oriented and team player Structural Engineer who holds Doctoral degree in Civil Engineering and PE licenses in Maryland, District of Columbia, Virginia, West Virginia, Pennsylvania, New Jersey. Mr. Aliabadi has more than twenty years of experience in structural design of buildings, bridges, industrial projects and power plants and a strong knowledge of codes and regulations combined with proven computer skills. 

Mr. Aliabadi earned his PhD in Civil Engineering - Structures and his MS (Master of Science) in Civil Engineering – Project Management from the University of Maryland College Park. Types of projects he has worked on include DOT (Department of Transportation), DC Water, WMATA (Washington Metropolitan Area Transit Authority) and private investment projects. He has also worked on  Telecommunication Towers including Guyed Wired, Self Supported and Monopole towers,  Power Plant structures, Heavy Industrial structures, Support of Excavation, retaining walls, foundations, tornado resistant structures, Metro Rail and Metro stations projects.