W. L. Gary – HVAC Services | Heating and Cooling Contractor | Commercial Refrigeration | Washington, DC, Maryland, Northern Virginia – HVAC Services | Heating and Cooling Contractor | Commercial Refrigeration | Washington, DC, Maryland, Northern Virginia

Delivering HVAC and Plumbing Solutions Since 1895

We bring more than 125 years of industry experience to each of our customers

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Build & Design

Providing Opportunities to our Partners

We are engaged in creating a culture in which people can be the best version of themselves

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Build & Design

Giving Support to our Community

We are active in the DC Metropolitan Area

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PLUMBING & hvac SPECIALTIES

Providing Solutions for Over 125 Years

HVAC SERVICE

We provide expert care and maintenance for a wide range of commercial and industrial HVAC equipment.

PLUMBING

W. L. Gary understands unique plumbing challenges and immediate needs of your facility. We get things moving again!

CONSTRUCTION

From engineering to full design build, our team specializes in designing and installing full service mechanical systems. No matter the size or scope, we are ready to lend our expertise.

WHO WE ARE

Create A Safe Culture

Safety requires constant vigilance. It's our top priority.

Always Pursue Better

Excellence means constant improvement, day after day.

Communicate Openly

Communication is key, and our team keeps you informed.

Do The Right Thing

Doing the right thing leads to lasting partnerships and relationships with our clients.

Intentionally Build Connection

Building meaningful connections with our clients and partners is mission critical to our success.

Find a Way

Mechanical Solutions are often complex - but we always find a way to make it work.

Industry Leaders for 125 years

We’ve been providing innovative, lasting, and cutting-edge solutions to our clients for more than a century. Contact us today to learn how we can prolong the life of your equipment, save you money, and reduce your emergency mechanical spends.