Contractor permit directory

Contractors observed in Maryland county permit records, grouped from public filings. Our observation is not complete: not every filing names a contractor, so a firm's real activity is almost always greater than what appears here.

• SHAMBARGER SERVICE INC Deck & Patio/Anne Arundel County 9 permits/to Sep 2026
• THE SEVERN GROUP, INC. HVAC/Anne Arundel County, Howard County 9 permits/to Jul 2026
• UNDERWOOD ENERGY AND MECHANICAL Gas/Anne Arundel County 9 permits/to Aug 2026
• VARCOMAC LLC Electrical/Anne Arundel County, Frederick County, Howard County 9 permits/to Aug 2026
• WARD PLUMBING, INC. Plumbing/Anne Arundel County 9 permits/to Aug 2026
• WELL MAN WATERCHECK LLC Plumbing/Anne Arundel County 9 permits/to Aug 2026
• WHITEHALL BUILDING & CO, LLC Anne Arundel County 9 permits/to Jun 2026
• WILK & SON ELECTRICAL Electrical/Anne Arundel County 9 permits/to Aug 2026
• ABBOTT BROTHERS PLUMBING AND HEATING OF MD, INC Plumbing/Anne Arundel County, Frederick County 8 permits/to Aug 2026
• ABSOLUTE SYSTEMS ENGINEERING Electrical/Anne Arundel County, Howard County 8 permits/to May 2026
• ACTION ENVIRONMENTAL SERVICES LLC Pool & Spa/Anne Arundel County, Baltimore County, Frederick County 8 permits/to Sep 2026
• ADVANCED GREEN HOME SOLUTIONS HVAC/Anne Arundel County, Howard County 8 permits/to Jul 2026
• AES BUILDER & HOME IMPROVEMENT INC Plumbing/Anne Arundel County, Howard County 8 permits/to Aug 2026
• BAUER MECHANICAL LLC Plumbing/Anne Arundel County, Howard County 8 permits/to May 2026
• BAYVIEW ELEC. & CONTRACTING Electrical/Anne Arundel County 8 permits/to Aug 2026
• B&B A/C & HEAT SVC CO INC HVAC/Anne Arundel County 8 permits/to Aug 2026
• BERNELLA'S PLUMBING, LLC Plumbing/Anne Arundel County, Howard County 8 permits/to Jul 2026
• BISMARCK AGUILERA Electrical/Anne Arundel County 8 permits/to Aug 2026
• BUILD & DESIGN CONSTRUCT INC HVAC/Anne Arundel County 8 permits/to Aug 2026
• BYRNES ELECTRIC INC Electrical/Anne Arundel County, Howard County 8 permits/to Aug 2026
• CALVERT MECHANICAL SOLUTIONS Plumbing/Anne Arundel County 8 permits/to Sep 2026
• C & C MECHANICAL CONTRACTORS Gas/Anne Arundel County 8 permits/to Jul 2026
• CLIMATE MANAGERS LLC HVAC/Anne Arundel County, Howard County 8 permits/to Aug 2026
• COASTAL DECK & FENCE LLC Deck & Patio/Anne Arundel County, Howard County 8 permits/to Aug 2026
• COASTLINE HEATING AND COOLING HVAC/Anne Arundel County, Prince George's County 8 permits/to Sep 2026
• COMPASS POINTE PLUMBING & HTG Plumbing/Anne Arundel County 8 permits/to Jul 2026
• CROPP-METCALFE SERVICES HVAC/Anne Arundel County 8 permits/to Aug 2026
• CUSTOM QUALITY PLUMBING & HTG- Plumbing/Anne Arundel County 8 permits/to Jul 2026
• EASI SERVICES INC Electrical/Anne Arundel County, Howard County 8 permits/to Sep 2026
• EASTERN HOUSING INC Deck & Patio/Anne Arundel County, Howard County 8 permits/to Aug 2026
• EXTERIOR EXPERTS INC Deck & Patio/Anne Arundel County, Howard County 8 permits/to Aug 2026
• FIRE TECH Fire Protection/Anne Arundel County 8 permits/to Aug 2026
• FREEDOM FENCE & DECK ACQUISITION Deck & Patio/Anne Arundel County, Howard County 8 permits/to Aug 2026
• GELBERG SIGNS Sign/Anne Arundel County, Howard County 8 permits/to Jul 2026
• GLEN ARM BUILDING COMPANY Site/Anne Arundel County, Howard County 8 permits/to Jun 2026
• GOFF ELECTRICAL SYSTEMS LLC Electrical/Anne Arundel County, Howard County, Prince George's County 8 permits/to Aug 2026
• G & S ELECTRIC Electrical/Anne Arundel County, Frederick County, Howard County 8 permits/to Jul 2026
• Harper Electrical Services, LLC Fire Protection/Anne Arundel County, Frederick County 8 permits/to Jul 2026
• HARRIS MID-ATLANTIC, LLC Plumbing/Anne Arundel County, Howard County 8 permits/to Aug 2026
• JACOBS TELECOMMUNICATIONS INC Anne Arundel County, Baltimore County 8 permits/to Aug 2026
• JC Power Electric Electrical/Anne Arundel County, Howard County, Prince George's County 8 permits/to Aug 2026
• JJ Electrical Services LLC Electrical/Anne Arundel County, Frederick County 8 permits/to May 2026
• KEMP ELECTRICAL SERVICES Electrical/Anne Arundel County 8 permits/to Aug 2026
• LIBERTY PURE SOLUTIONS, INC. Plumbing/Anne Arundel County, Howard County 8 permits/to Jun 2026
• MARITIME PLUMBING, LLC Plumbing/Anne Arundel County 8 permits/to Aug 2026
• MARJAM LLC Interior/Anne Arundel County 8 permits/to Feb 2026
• MUZAK, LLC Electrical/Anne Arundel County 8 permits/to Aug 2026
• NORTHERN BAY ENVIRONMENTAL SYS HVAC/Anne Arundel County, Prince George's County 8 permits/to Aug 2026
• OMEARA ELECTRIC Electrical/Anne Arundel County 8 permits/to Jul 2026
• PETRA CONTRACTORS INC Deck & Patio/Anne Arundel County, Howard County 8 permits/to Jul 2026

Source: county permit records. Updated weekly.