O'Brien Construction
Marwan (Marvin) A. Hamdan is an experienced construction estimator currently employed at The Walsh Group, engaged since November 2023. Previously, Marwan served as a project estimator at O'Brien Construction Company and Brix Corporation, and as an estimator/quality control professional at Walsh Construction Company. Marwan's career began as a project engineer with The Garrison Company and included a decade at RAM Construction Services as an estimator/project manager, contributing to significant projects such as the New Midfield Air Terminal Parking Deck at Detroit Metro Airport. Marwan's educational background includes a Bachelor of Science and a Master of Science in Construction Management from Eastern Michigan University, along with an Associate Degree in Architectural Technology from Santa Ana College.
O'Brien Construction
Since 1962, O'Brien Construction has worked to enhance the quality of our communities through our expertise as team builders and constructors. Our mission is to develop lasting relationships built on mutual trust and respect. More at www.obriencc.com. Specializing in: - Multifamily - Affordable Housing - Market Rate - Occupied Renovation - Senior Housing - Historic Preservation - Municipal - Commercial - Education - Religious