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.

• STONEY RUN ROAD INVESTMENTS CO LLP Pool & Spa/Anne Arundel County 286 permits/to Apr 2026
• SCOTT MERCER LLC Pool & Spa/Frederick County, Howard County 187 permits/to Aug 2026
• PARAMOUNT ELECTRIC CO., INC. Pool & Spa/Anne Arundel County, Frederick County, Howard County 145 permits/to Aug 2026
• J&R Plumbing & Heating Pool & Spa/Frederick County, Howard County 81 permits/to Sep 2026
• A DEAN ELECTRIC Pool & Spa/Howard County 54 permits/to Sep 2026
• LAUREL POOLS/A&K CONSTRUCTION Pool & Spa/Frederick County 46 permits/to Aug 2026
• BATHGATE ELECTRIC Pool & Spa/Anne Arundel County, Frederick County, Howard County 45 permits/to Jul 2026
• TRI-STATE COMMUNICATIONS, INC. Pool & Spa/Frederick County, Howard County 44 permits/to Aug 2026
• Cody Wachter Pool & Spa/Frederick County 39 permits/to Sep 2026
• J&R PLUMBING AND HEATING Pool & Spa/Howard County 31 permits/to Sep 2024
• JOHNSTON ELECTRIC Pool & Spa/Anne Arundel County, Frederick County, Howard County 30 permits/to Sep 2026
• MATTHEW G PERFATER Pool & Spa/Frederick County 29 permits/to Jul 2026
• GRIFFITH BROTHERS INC Pool & Spa/Anne Arundel County, Howard County 26 permits/to Aug 2026
• Nate Wagner Pool & Spa/Frederick County 26 permits/to Jun 2026
• ANTHONY & SYLVAN CORP Pool & Spa/Howard County 25 permits/to Sep 2026
• Anthony & Sylvan Pools LLC Pool & Spa/Anne Arundel County, Baltimore County, Frederick County 24 permits/to Aug 2026
• KEITH A HARPSTER Pool & Spa/Frederick County 24 permits/to Oct 2025
• SPLASH FIBERGLASS POOL COMPANY LLC Pool & Spa/Anne Arundel County, Howard County 24 permits/to Aug 2026
• W.M. LAWSON ELECTRIC Pool & Spa/Anne Arundel County 24 permits/to Aug 2026
• Blue Horizon Construction, LLC Pool & Spa/Frederick County, Howard County 23 permits/to Aug 2026
• BMA Landscaping LLC Pool & Spa/Anne Arundel County, Frederick County, Howard County 22 permits/to Jul 2026
• COZY POOLS, SPAS & HEARTH Pool & Spa/Frederick County 21 permits/to Aug 2026
• ENERGETIC ELECTRIC LLC Pool & Spa/Anne Arundel County, Howard County 20 permits/to Jul 2026
• LANDSCAPE CONCEPTS Pool & Spa/Frederick County 20 permits/to Jun 2026
• ANDRES J BERMUDEZ Pool & Spa/Baltimore County 19 permits/to Jun 2022
• DBA ElectricWurx PlumbingWurx LLC Pool & Spa/Frederick County 19 permits/to Oct 2025
• D. B. ELECTRICAL SERVICES Pool & Spa/Anne Arundel County, Frederick County, Howard County 19 permits/to Sep 2026
• J & R PLUMBING & HTG. INC. Pool & Spa/Anne Arundel County 19 permits/to Sep 2026
• RINEHART ELECTRIC Pool & Spa/Anne Arundel County, Howard County 18 permits/to Aug 2026
• W.M. LAWSON ELECTRICAL CONTRACTOR Pool & Spa/Howard County 18 permits/to Aug 2026
• DREAMSCAPE LLC Pool & Spa/Anne Arundel County, Frederick County, Howard County 17 permits/to May 2026
• SELVIN D FUENTES FUENTES Pool & Spa/Anne Arundel County 17 permits/to Aug 2026
• GREGORY C LONG Pool & Spa/Frederick County 16 permits/to Aug 2026
• SHAWN H MCALLISTER Pool & Spa/Frederick County 16 permits/to May 2026
• Flohr Pools Inc Pool & Spa/Frederick County 15 permits/to Jul 2026
• HERITAGE ELITE LLC Pool & Spa/Anne Arundel County, Frederick County, Howard County 15 permits/to May 2026
• Sean Bartz Pool & Spa/Frederick County 15 permits/to Sep 2026
• Alan Walker Pool & Spa/Baltimore County 14 permits/to Apr 2023
• Aquatic Solutions, LLC Pool & Spa/Frederick County, Howard County 14 permits/to May 2026
• Make N Waves Inc Pool & Spa/Frederick County 14 permits/to Jan 2026
• OASIS LANDSCAPE GROUP LLC Pool & Spa/Anne Arundel County, Frederick County, Howard County 14 permits/to Jul 2026
• PARADISE POOLS INC Pool & Spa/Baltimore County, Howard County 14 permits/to May 2026
• ROWAN LANDSCAPE CO Pool & Spa/Frederick County 14 permits/to Mar 2026
• Brian McCarty Pool & Spa/Baltimore County 13 permits/to Feb 2024
• DORITE CONSTRUCTION CORP. INC. Pool & Spa/Anne Arundel County, Frederick County, Howard County 13 permits/to Jun 2026
• ETC ELECTRIC LLC Pool & Spa/Anne Arundel County, Howard County 13 permits/to Sep 2026
• PATRIOT POOLS LLC Pool & Spa/Anne Arundel County, Howard County 13 permits/to Aug 2026
• ROWAN'S LANDSCAPE COMPANY INC Pool & Spa/Howard County 12 permits/to May 2026
• Donald Seyfferth Pool & Spa/Baltimore County 11 permits/to Dec 2023
• KRUG LLC Pool & Spa/Anne Arundel County, Howard County 10 permits/to Aug 2026

Source: county permit records. Updated weekly.