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.

• B-TEK LLC DBA B-TEK PLUMBING Plumbing/Anne Arundel County 11 permits/to Sep 2026
• CARROLL MECHANICAL INC HVAC/Anne Arundel County, Howard County 11 permits/to Aug 2026
• Chesapeake Sprinkler Company Fire Protection/Anne Arundel County, Frederick County 11 permits/to Jun 2026
• CLEAN CONNECTIONS LLC Electrical/Anne Arundel County, Howard County 11 permits/to Jun 2026
• COOL BREEZE HVAC,LLC HVAC/Anne Arundel County, Howard County 11 permits/to Jun 2026
• ELECTRACON INC Electrical/Anne Arundel County, Frederick County, Howard County 11 permits/to Jul 2026
• ELECTRICIAN Electrical/Anne Arundel County 11 permits/to Sep 2026
• ENVIRO-TEK SERVICES HVAC/Anne Arundel County, Howard County 11 permits/to Jun 2026
• FERRARA & ASSOCIATES INC Electrical/Anne Arundel County, Howard County 11 permits/to Jul 2026
• FROSTY REFRIGERATION CO., INC HVAC/Anne Arundel County, Howard County 11 permits/to Aug 2026
• GYC GROUP, LTD. Deck & Patio/Anne Arundel County, Howard County 11 permits/to Jun 2026
• IDB CONTRACTING LLC Anne Arundel County 11 permits/to Aug 2026
• Integrate Sun LLC Solar/Anne Arundel County, Frederick County 11 permits/to Jul 2026
• JES ELECTRICAL SERVICES Electrical/Anne Arundel County, Howard County 11 permits/to Aug 2026
• MASTEC NETWORK SOLUTIONS LLC Electrical/Anne Arundel County, Baltimore County, Howard County 11 permits/to Aug 2026
• Masters Electrical Construction LLC Electrical/Anne Arundel County, Frederick County, Howard County 11 permits/to Aug 2026
• M.R. ELECTRICIANS, INC. Electrical/Anne Arundel County, Frederick County, Prince George's County 11 permits/to Sep 2026
• OLD LINE PLUMBING Plumbing/Anne Arundel County, Howard County 11 permits/to Aug 2026
• PETITBON ALARM COMPANY, INC. Electrical/Anne Arundel County 11 permits/to Jul 2026
• SCARDINA PLUMBING & HTG, INC. Plumbing/Anne Arundel County 11 permits/to May 2026
• SHILLING SEPTIC, INC. Anne Arundel County 11 permits/to Aug 2026
• TAKOVA ELECTRIC, LLC Electrical/Anne Arundel County, Howard County 11 permits/to Jun 2026
• TANG ELECTRIC INC Electrical/Anne Arundel County, Howard County 11 permits/to Aug 2026
• T.F. MILLER, INC. Electrical/Anne Arundel County 11 permits/to Aug 2026
• TGNB SOLUTIONS LLC Electrical/Anne Arundel County, Howard County 11 permits/to Aug 2026
• TRULY CUSTOM PLUMBING Plumbing/Anne Arundel County, Howard County 11 permits/to Aug 2026
• TRUST PLUMBING AND HEATING LLC Plumbing/Anne Arundel County 11 permits/to Jul 2026
• TSC CONSTRUCTION LLC Electrical/Anne Arundel County, Frederick County, Howard County 11 permits/to Aug 2026
• VECTOR SECURITY INC Electrical/Anne Arundel County, Howard County 11 permits/to Aug 2026
• Wilbert Cruz Jimenez Plumbing/Anne Arundel County 11 permits/to Aug 2026
• WOLF FIRE PROTECTION Fire Protection/Anne Arundel County, Baltimore County 11 permits/to Aug 2026
• ALLEN INDUSTRIES INC Sign/Anne Arundel County, Howard County 10 permits/to Jul 2026
• ALL SERVICES HEATING & COOLING HVAC/Anne Arundel County, Howard County 10 permits/to Aug 2026
• ANR ELECTRIC Electrical/Anne Arundel County, Howard County 10 permits/to Jul 2026
• AT YOUR SERVICE REPAIRS, INC. Gas/Anne Arundel County, Howard County 10 permits/to May 2026
• AXN ELECTRIC Electrical/Anne Arundel County, Frederick County, Howard County 10 permits/to Jul 2026
• BIG JOHN HVAC, LLC HVAC/Anne Arundel County, Howard County 10 permits/to Jun 2026
• BLUE CRAB FENCE AND HOME LLC Deck & Patio/Anne Arundel County 10 permits/to Aug 2026
• CHESAPEAKE FOUNDATION SOLUTION Deck & Patio/Anne Arundel County 10 permits/to Jul 2026
• COOL BRANCH ELECTRIC Electrical/Anne Arundel County, Howard County 10 permits/to Sep 2026
• Custom Construction LLC Electrical/Anne Arundel County, Frederick County, Howard County 10 permits/to Jul 2026
• Electrical Service Solutions Electrical/Anne Arundel County, Frederick County 10 permits/to Jul 2026
• GLOBAL ELECTRICAL HVAC/Anne Arundel County, Howard County 10 permits/to Jul 2026
• JF PLUMBING & HEATING Plumbing/Anne Arundel County, Frederick County, Howard County 10 permits/to May 2026
• J & L ELECTRIC LLC Electrical/Anne Arundel County, Howard County 10 permits/to Jul 2026
• JOHNSON CONTROLS FIRE Fire Protection/Anne Arundel County, Baltimore County 10 permits/to Aug 2026
• KINSLEY CONSTRUCTION LLC Plumbing/Anne Arundel County, Frederick County, Howard County 10 permits/to Jun 2026
• KRUG LLC Pool & Spa/Anne Arundel County, Howard County 10 permits/to Aug 2026
• LOUDERMILK ELECTRIC CO., INC. Electrical/Anne Arundel County 10 permits/to Sep 2026
• Macal Electric Electrical/Anne Arundel County, Frederick County, Howard County 10 permits/to Jul 2026

Source: county permit records. Updated weekly.