Thank you for visiting the J.&L. Mavilia, Inc. website. Providing government and commercial mechanical contracting services to MD, DC, and VA since 1991. Call or email us today!
Welcome to J.&L. Mavilia, Mechanical Contractors. Providing mechanical contracting services to government and commercial clients since 1991. Licensed in Maryland, Virginia, and the District of Columbia. Please contact us for any of your mechanical contracting needs.

Air handlers (installations, rebuilds, replacements, and modifications) Boilers, Chillers, Cooling Towers, General Piping applications (orbital welding, weld pipe, PVC, CPVC, Copper, Stainless Steel, Underground Conduit, Steel, Galvanized etc.) Controls, Ductwork, Structural Steel, Metal Fabrication, Water and Air Balancing, Plumbing, Tanks, Demolition and more...Read more about us here.
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What we're doing...
It's 2011 and J.&L. Mavilia, Inc. continues to grow and prosper. We wish everyone a wonderful, prosperous, and safe 2011 and look forward to welcoming new customers and vendors. Let's all work safe and have another great year!