Gary Company Construction Team


From new construction to renovations and upgrades, W. L. Gary Company's experienced team can help you find the right solution from the beginning of your conceptual idea through the execution and commissioning of the final project.


W. L. Gary Company’s coordination team is equipped to draw, model, and coordinate the piping and mechanical equipment for any size job.  From a small mechanical room to an entire laboratory, school, or office, Gary Company has the resources to do simple CAD drawings or model the HVAC and plumbing systems for large projects.

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Construction Methods


The beginning steps of a project, when it is in the stages of narrative and conceptual design, are the most critical steps to establishing a successful project. W. L. Gary Company can help you determine the best plan for your mechanical systems through budgets, scheduling, and operational costs to have a successful project.

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Design Assist/Build

With our years of knowledge and experience, W. L. Gary Company can help you from the conception of your design to the coordination, installation, and commissioning and turnover of your newly constructed or renovated space.

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Plans and Spec

If the owner has already procured the design, W. L. Gary Company is ready, willing, and able to offer our services as a prime contractor or a subcontractor to complete the project on time for our agreed price.

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Case Studies

Our clients seek our assistance because they know we will find a solution for the challenge they are facing.

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Through partnerships with companies, contractors, and individuals, W. L. Gary Company implements top mechanical systems and services for new construction, renovations and additions, and mechanical upgrades in a wide range of facilities throughout the greater DC metropolitan area.

Take a look at our Experience by Industry

Meet our Team

Construction TeamWhether they are managing projects, compiling estimates, or creating coordinated drawings, our experienced team members can help make your project a success.

Meet our Construction Team


Decentralizing the Heating System for Efficiency

Key Characteristics: Decentralizing heating system; Retrofit; Occupied space; High efficiency boilers Challenge: In Emmittsburg, MD, FEMA’s campus of approximately eight buildings was being heated by one centralized steam system.  At one time this campus was part of a larger complex in which even more buildings were heated from the same source.  When these eight buildings…

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