Founded by Sean Duffy and Erik Harley in 2009, H&D Mechanical is a mid-size mechanical contractor based in Upper Marlboro, Maryland. H&D has an established record of superior work in a variety of settings, including medical, scientific and commercial projects.
View Top Employees from H&D Mechanical| Website | http://hdmechanical.net |
| Revenue | $1 million |
| Employees | 19 (12 on RocketReach) |
| Founded | 2009 |
| Address | 7703 Crain Highway, Upper Marlboro, Maryland 20772, US |
| Phone | (443) 949-9842 |
| Fax | (443) 989-9463 |
| Technologies |
JavaScript,
HTML,
PHP
+7 more
(view full list)
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| Industry | Construction, Commercial & Residential Construction |
| Competitors | QUEST Plumbing , Heating & Air Conditioning Services, The Witmer Company, Vortex Plumbing Inc |
| SIC | SIC Code 17 Companies, SIC Code 171 Companies |
| NAICS | NAICS Code 2382 Companies, NAICS Code 23822 Companies, NAICS Code 23 Companies, NAICS Code 238220 Companies, NAICS Code 238 Companies |
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H&D Mechanical Questions
The H&D Mechanical annual revenue was $1 million in 2024.
12 people are employed at H&D Mechanical.
H&D Mechanical is based in Upper Marlboro, Maryland.
The NAICS codes for H&D Mechanical are [2382, 23822, 23, 238220, 238].
The SIC codes for H&D Mechanical are [17, 171].
Top H&D Mechanical Employees
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13
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