Proudly Serving Our Clients for Over 100 Years.

Ev-Air-Tight

Full-Service Concrete, Façade, Roofing, & Waterproofing Rehabilitation

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Reliability & Integrity Since 1919

Protect your property with a single-source solution for all your waterproofing and restoration needs. Ev-Air-Tight has been servicing Maryland, Virginia, Washington DC, and Delaware with honesty and integrity since 1919.

Our Services

Ev-Air-Tight is a multi-generational leader in commercial and multi-family full-service concrete, facade, roofing, and waterproofing rehabilitation. We are dedicated to protecting and preserving every surface for every structure.

Who We Are

At Ev-Air-Tight, providing high-quality work for our customers isn’t just a commitment; it’s been a promise for over 100 years. We’re dedicated to upholding our reputation as an established, respected restoration contractor in Maryland, Virginia, Washington DC, and Delaware.

What began as a four-man start-up has grown to now employ over 300 employees, handling everything from one-day service calls to multi-million-dollar, multi-year projects. Our success is based on the values of honesty, integrity, and reliability. We deliver and stand behind the absolute highest quality of professional repairs.

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Testimonials

Don’t just take our word for it! Learn what our customers have to say.

Steve Colangelo

The Donohoe Companies, Inc., Washington, DC

“Ev-Air-Tight is one of the most dependable contractors I've ever worked with. They provide practical solutions to solve concrete/masonry/waterproofing issues and provide a high level of service whether the project... Read More

Donna Detweiler

Ellicott City, MD

“Ev-Air-Tight was a natural choice when it came time to repair this historic property. Their experience, expertise, and professionalism were unparalleled.”

Joseph D. Shuffleton, P.E.

E.T.C., Inc., Sterling, VA

“Speaking on behalf of my entire senior staff, I am honored to say that we highly recommend Ev-Air-Tight to all our clients. In the thirty years that my staff and... Read More

Scott D. Garey

Donohoe Real Estate Services/CORFAC International, Washington, DC

“As Property Manager for a 1M square foot office, retail, and below grade public parking facility in Washington DC, I have relied heavily on Ev-Air-Tight’s subject matter expertise, flexibility, and... Read More

Curtis Rozier

Americana Finnmark Condominiums, Silver Springs, MD

“Though I have not commented, I’ve always read and very much appreciated your project updates. I always felt very well-connected to what was happening with the status of our projects.... Read More

Torri Stewart

Evergreen House Apartments, Annandale, VA

“We have witnessed that Ev‐Air‐Tight is not only a professional and talented company and makes sure that everything runs smoothly but that your company also is a firm believer in... Read More

Rick Kottke

Harkins Builders, Columbia, MD

“Ev-Air-Tight is a great company all around, from the office to the on-site personnel. They are consistent with their manpower, production, and strong safety culture. From job to job and... Read More

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