Mass Transit

From coast to coast, Clark has managed the construction and renovation of some of the nation’s largest mass transportation projects, helping people get where they need to be, safely and efficiently. Whether alleviating congestion at a busy suburban rail station, engineering an intricate intermodal center, or rehabilitating a complex maintenance facility, our diverse portfolio reflects our extensive experience and expertise in both civil and building construction.
Clark counts 20 of the nation's leading transportation agencies and rail operators among its valued clients.
Automated Guideways
Commuter Rail & Stations
Grade Separations
Infrastructure Renewal
Intermodal Facilities
Light Rail/Street Car Systems
Metro/Subway Stations & Tunnels (Above & Below Ground)
Rail Maintenance Facilities
Station Entrance Expansions
Tunnel Clearance Improvements


Joe Abidin

Senior Vice President, Clark Civil

Phil Sheridan

Senior Vice President, Clark Civil

Brian Ahern

Vice President, Clark Civil