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L.K. Comstock

More than 100 years of experience constructing tomorrow’s transportation systems
A Century of Expertise

L.K. Comstock is one of the United States’ largest transit rail systems specialty electrical contractors, with an impressive legacy of success and accomplishment throughout North America. Founded in 1904, the firm specializes in providing electrical and systems construction services and rail construction services for the transit industry.

A true leader in the sector, L.K. Comstock has an unparalleled record of project completions, with more than 100 successful transit system projects for more than 30 transit agencies and work valued in excess of $3 billion. This dynamic enterprise has a national footprint with installations on nearly all major U.S. transit systems.

L.K. Comstock > Modules
L.K. Comstock > Modules
Working with L.K. Comstock

Through its work on nearly all major transit systems in the United States, L.K. Comstock has established itself as a nationally recognized brand providing design support, construction engineering, project management, installation, testing, startup and maintenance services for transit systems in heavy rail, LRT, and APM applications

L.K. Comstock offers a totally integrated solution for new transit systems, extensions, and rehabilitation projects. By drawing on vast project experience, a capable management team, and complementary capabilities from other RailWorks companies, L.K. Comstock provides a turnkey solution for all phases of successful project completion, including systems installation and integration and track construction.

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A Heritage of Excellence

With more than a century of rail and transit mastery, L.K. Comstock brings a breadth of history to the RailWorks family. Founded in 1904 by businessman Louis K. Comstock, the company has since evolved into an undisputed name in rail and transit construction, notably for its experience designing and implementing complex electrical systems. They have been involved in countless high-profile projects in today’s iconic urban centers. From NYC to the US heartland, L.K. Comstock has been there.

RailWorks Corporation was founded in 1998, with L.K. Comstock as a major player. Today, they continue to be a valuable part of the RailWorks identity.

Learn more about the RailWorks story.

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Where We Specialize


Advanced communications systems for streamlined operations and renewed productivity.


Inspection and maintenance backed by expertise, technology and decades of experience.


Working alongside engineers and transit authorities to build reliable OCS and traction power systems.


Building and restoring public transport centers, including commuter and light rail.

Meet Our Team

Ben D'Alessandro
Ben D'Alessandro
President, L.K. Comstock & Company LLC. New York Division President, RailWorks Transit LLC.