Skip directly to content

Mark N. Patterson

President, L.K. Comstock National Transit, Inc.
Mark Patterson leads L.K. Comstock National Transit, which specializes in performing design support, engineering and installation, testing, start-up and maintenance services for mass transit systems throughout the United States, outside the Greater New York area. He has 30 years of operations management experience focusing on the rail and power industries in both the United States and Great Britain. He came to L.K. Comstock in 2006 and has served as Vice President of Operations, overseeing the successful completion of numerous major transit systems projects, including in the Dallas and Seattle metropolitan areas as well as at Washington Dulles and Miami international airports. He has held leadership posts with Balfour Beatty in its rail and construction divisions and held key roles with Reyrolle Limited and Balfour Kilpatrick Ltd. Under his leadership, L.K. Comstock has achieved exemplary safety performance and continued its national expansion.

Leadership Team

RailWorks Corporation

President & Chief Executive Officer (CEO)
Executive Vice President, General Counsel and Secretary
Executive Vice President and Chief Financial Officer
Executive Vice President
Executive Vice President, Tax
Executive Vice President
Vice President – Information Systems & Technology
Vice President, Business Development

Transit & Systems

President, L.K. Comstock & Company, Inc. – New York Division President, RailWorks Transit, Inc.
President, L.K. Comstock National Transit, Inc.


Vice President, RailWorks Maintenance of Way
Vice President and General Manager
Senior Vice President, North America Track
Senior Vice President, North America Track