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

RAPID SIGN CENTER Sign/Howard County 11 permits/to May 2026
R & G REMODELING LLC Deck & Patio/Howard County 11 permits/to Jun 2026
RICHLAND SERVICES LLC HVAC/Howard County 11 permits/to Sep 2026
SCHILDWACHTER PLUMBING Plumbing/Howard County 11 permits/to Aug 2026
SEALS ELECTRIC Electrical/Howard County 11 permits/to Jul 2026
SERVICE FORCE PLUMBING LLC. Plumbing/Frederick County, Howard County 11 permits/to Sep 2025
SKY DECK & FENCE LLC Deck & Patio/Frederick County, Howard County 11 permits/to Feb 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
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
TSC CONSTRUCTION LLC Electrical/Anne Arundel County, Frederick County, Howard County 11 permits/to Aug 2026
TWIN LAKES ELECTRIC INC. Electrical/Frederick County, Howard County 11 permits/to Aug 2026
UNITED SIGN GROUP LLC Sign/Howard County 11 permits/to Jul 2026
VECTOR SECURITY INC Electrical/Anne Arundel County, Howard County 11 permits/to Aug 2026
VEGA'S HEATING & AIR CONDITIONING HVAC/Howard County 11 permits/to Feb 2026
WATERVALE HEATING AND AIR CONDITIONING, INC HVAC/Howard County 11 permits/to Oct 2025
AAA RESIDENTIAL SERVICE LTD HVAC/Howard County 10 permits/to Jul 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
AMERICAN MASTERS PLUMBING CO LLC Plumbing/Howard County 10 permits/to Jun 2026
Amp Solutions Electrical/Frederick County, Howard County 10 permits/to Jul 2026
ANR ELECTRIC Electrical/Anne Arundel County, Howard County 10 permits/to Jul 2026
ARH DECKS LLC Deck & Patio/Baltimore County, Howard County 10 permits/to Jun 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
Barbio Electrical Solutions LLC Deck & Patio/Frederick County, Howard County 10 permits/to Jun 2026
BIG JOHN HVAC, LLC HVAC/Anne Arundel County, Howard County 10 permits/to Jun 2026
BIG JOHN'S HVAC, LLC HVAC/Howard County 10 permits/to Aug 2026
BLUESTREAM SERVICES IN Plumbing/Howard County 10 permits/to Aug 2026
BRAVO ELECTRICAL SERVICES LLC. Electrical/Howard County 10 permits/to Jul 2026
BRENDAS PLUMBING SERVICES LLC Plumbing/Howard County 10 permits/to Jul 2026
CBI Homes, LLC Deck & Patio/Baltimore County, Frederick County, Howard County 10 permits/to Jun 2025
CHESAPEAKE FOUNDATION SOLUTIONS LLC Structural/Frederick County, Howard County 10 permits/to Aug 2026
Cig Enterprises, LLC Deck & Patio/Baltimore County, Howard County 10 permits/to Jul 2025
Clark Drain Cleaning LLC Plumbing/Howard County 10 permits/to Jun 2026
CLI HOME SERVICES Deck & Patio/Howard County 10 permits/to Aug 2026
CONCOR NETWORKS Electrical/Frederick County, Howard County 10 permits/to Apr 2026
COOL BRANCH ELECTRIC Electrical/Anne Arundel County, Howard County 10 permits/to Sep 2026
COSSENTINO & SONS REMODELING & Deck & Patio/Howard County 10 permits/to Apr 2026
Custom Construction LLC Electrical/Anne Arundel County, Frederick County, Howard County 10 permits/to Jul 2026
DANKAYS, LLC HVAC/Howard County 10 permits/to Aug 2025
DAY OR NIGHT HOME & HEARTH SERVICES LLC Fire Protection/Howard County 10 permits/to Jan 2026
ERIC SMOCK HEATING AND AC HVAC/Howard County 10 permits/to Jun 2026
GLOBAL ELECTRICAL HVAC/Anne Arundel County, Howard County 10 permits/to Jul 2026
G & R HOME RENOVATIONS INC Plumbing/Howard County 10 permits/to Aug 2026
Hauptman Builders Inc. Deck & Patio/Frederick County, Howard County 10 permits/to Jul 2026
HERITAGE OUTDOOR SOLUTIONS LLC Deck & Patio/Frederick County, Howard County 10 permits/to Apr 2026
HOLLAND CONSTRUCTION CORP Exterior/Howard County 10 permits/to Nov 2025
HOWARD COUNTY DILP Deck & Patio/Howard County 10 permits/to Sep 2026

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Source: county permit records. Updated weekly.