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.

All counties Anne Arundel County Baltimore County Frederick County Howard County Prince George's County

All trades Accessory Structure Deck & Patio Electrical Exterior Fire Protection Gas Interior HVAC Plumbing Pool & Spa Sign Site Solar Structural

S&L SPECIALTY CONTRACTING INC Interior/Anne Arundel County 150 permits/to Apr 2026
JDS HOME IMPROVEMENT LLC Interior/Anne Arundel County, Baltimore County, Frederick County, Howard County 38 permits/to Sep 2026
MLM HOME IMPROVEMENT LLC Interior/Anne Arundel County, Howard County 29 permits/to Jul 2026
ALWAYS WATERPROOFING Interior/Anne Arundel County, Frederick County, Howard County 19 permits/to Aug 2026
Signature Elevators & Accessible Design LLC Interior/Anne Arundel County, Frederick County, Howard County 15 permits/to May 2026
THOMASVILLE RESTORATION LLC Interior/Anne Arundel County, Frederick County, Howard County 12 permits/to Aug 2026
MARJAM LLC Interior/Anne Arundel County 8 permits/to Feb 2026
SCHERR CONTRACTING LLC Interior/Anne Arundel County, Howard County 7 permits/to May 2026
BOWEN REMODELING & DESIGN Interior/Anne Arundel County, Howard County 6 permits/to Sep 2026
CRP CONTRACTING LLC Interior/Anne Arundel County 5 permits/to Mar 2026
BUDGET WATERPROOFING INC Interior/Anne Arundel County, Frederick County, Howard County 4 permits/to Feb 2026

Source: county permit records. Updated weekly.