Bronx River Parkway Highway Design

What We Do

LKB is a leader in engineering design and construction management, serving clients in the transportation and environmental sectors. We offer a wide range of consulting engineering services, with expertise in Civil, Transportation, Structural, Bridge, Environmental, Electrical, and Mechanical Engineering, as well as Site Development/Landscape Architecture, and Construction Inspection.



With a reputation for superior quality and reliability, our clients have entrusted us to bring them sound engineering solutions for over 133 years. LKB’s rich history drives us to stay committed to delivering the highest quality of services, expertise and integrity as we continue to grow.

Learn More


In 2021, LKB was acquired by The Vertex Companies, LLC. with the goal of expanding our geographical reach and to further diversify services to the private sector. Be a part of this exciting opportunity to grow by joining our team.


Award-Winning Engineering

LKB has consistently completed award-winning projects, and has been recognized as an award-winning engineering consulting firm.

Awards & Accolades

Project Spotlight

Walt Whitman Road Over I-495, Bridge Replacement - Construction Inspection Services: Recently named 2021 Project of the Year - Bridges by ASCE LI Branch



We are the past, present and future of engineering.

With a history dating back to 1889, our team is proud to continue to have a positive influence on our environment and our infrastructure today.

LKB maintains a professional staff with the highest level of experience in providing engineering design and construction management and inspection services associated with infrastructure programs, drainage improvements, site development, and environmental programs.

Who We Are

We remain ever focused on delivering quality and value to our clients, as they allow us to make improvements and enhancements to the local roads, bridges, parks, and many other sites that we utilize and enjoy.