Mark Stephani joins HNTB’s national tunnel and underground team as central region lead

HNTB’s growing tunnel team is working on many of the nation’s most complex and innovative tunnel projects

CHICAGO (April 7, 2020) – Mark Stephani, PE, joined HNTB Corporation’s national tunnel practice as central region lead. He is based in the firm’s Chicago office and serves as an accomplished resource to the firm’s clients and projects across the nation.

With nearly two decades of experience, Stephani brings demonstrated experience in leading   geotechnical and tunnel engineering project teams for major infrastructure projects throughout the Central U.S. and nationally. His areas of expertise include development of contract documents for conventional and alternative project delivery projects; tunnels and underground structures; ground improvement; earth retaining structures; and deep foundations.

“Mark is well-known for his accomplishments and contributions within the tunnel and underground industry,” said Sanja Zlatanic, PE, HNTB chair national tunnel practice, senior vice president and HNTB Fellow. “His outstanding technical skills, combined with his proven leadership ability for multi-agency collaboration, will benefit our clients in the delivery of challenging infrastructure projects.”

Stephani previously served as senior supervising geotechnical and tunneling engineer and senior technical professional for another consulting firm.

Stephani earned a master’s in civil (geotechnical) engineering from the University of California at Los Angeles. He also earned bachelor’s degrees in geological engineering as well as geology and geophysics from the University of Wisconsin at Madison.

He has co-authored several industry publications, including “Sewer Tunnel Beneath Meramec River to Fulfill Regional St. Louis Treatment Plan and Environmental Vision” for the 2018 North American Tunneling Conference; “Tunneling in Rock for Chicago’s Albany Park Stormwater Diversion Tunnel” for the 53rd U.S. Rock Mechanics/Geomechanics Symposium; and “Construction of
the Albany Park Stormwater Diversion Tunnel” for the 2020 North American Tunneling Conference.

About HNTB 

HNTB Corporation is an employee-owned infrastructure firm serving public and private owners and contractors. With 106 years of service in the United States, HNTB understands the life cycle of infrastructure and addresses clients’ most complex technical, financial and operational challenges. Professionals nationwide deliver a full range of infrastructure-related services, including award-winning planning, design, and program and construction management. Follow HNTB on LinkedIn, Twitter, Facebook or Instagram.

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