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

ELITE PLUMBING & HOME SVCS LLC Plumbing/Anne Arundel County 19 permits/to Sep 2026
EMFAL ELECTRIC INC Electrical/Anne Arundel County, Howard County 19 permits/to Aug 2026
GREEN CONSTRUCTION MULTI SERVICES Solar/Anne Arundel County, Howard County 19 permits/to Aug 2026
GROVE HEATING AND COOLING, INC. HVAC/Anne Arundel County, Howard County 19 permits/to Aug 2026
HARVEST ELECTRIC LLC Electrical/Anne Arundel County, Howard County 19 permits/to Sep 2026
HAWKINS ELECTRIC SERVICE INC Electrical/Anne Arundel County, Howard County, Prince George's County 19 permits/to Aug 2026
ION DEVELOPER LLC Solar/Anne Arundel County, Howard County 19 permits/to Aug 2026
JQ ELECTRIC LLC Electrical/Anne Arundel County, Howard County 19 permits/to Aug 2026
J & R PLUMBING & HTG. INC. Pool & Spa/Anne Arundel County 19 permits/to Sep 2026
Leon Pro Services llc Deck & Patio/Anne Arundel County, Baltimore County, Frederick County 19 permits/to Aug 2026
R.E. CLARKE ELECTRICAL SOLUTIONS LLC Electrical/Anne Arundel County, Howard County 19 permits/to Aug 2026
RIPPLE PLUMBING Plumbing/Anne Arundel County, Howard County 19 permits/to Jun 2026
RS PLUMBING LLC Plumbing/Anne Arundel County, Howard County 19 permits/to Sep 2026
SHANCO COMPANIES LLC Deck & Patio/Anne Arundel County, Howard County 19 permits/to Jul 2026
TML INTERNATIONAL LLC Solar/Anne Arundel County, Howard County, Prince George's County 19 permits/to Sep 2026
BUILD HD LLC Deck & Patio/Anne Arundel County, Frederick County, Howard County 18 permits/to Aug 2026
CHUCK SUSSAN PLUMBING SERVICES Plumbing/Anne Arundel County 18 permits/to Sep 2026
ECONOMY FIRE PROTECTION, INC. Fire Protection/Anne Arundel County, Baltimore County, Frederick County 18 permits/to Jul 2026
EDISON ELECTRIC CO INC Electrical/Anne Arundel County, Howard County 18 permits/to Aug 2026
FIRST IMPRESSIONS CONSTRUCTION Deck & Patio/Anne Arundel County, Frederick County, Howard County 18 permits/to Mar 2026
Goodco Solutions LLC Solar/Anne Arundel County, Frederick County, Howard County 18 permits/to Apr 2026
LAZO LANDSCAPING LLC Deck & Patio/Anne Arundel County, Howard County 18 permits/to Aug 2026
MOBILE COMMUNICATIONS AMERICA INC Electrical/Anne Arundel County, Frederick County, Howard County 18 permits/to Sep 2026
N&E PLUMBING LLC Plumbing/Anne Arundel County, Frederick County, Howard County 18 permits/to Aug 2026
NO DRIP PLUMBING Plumbing/Anne Arundel County, Howard County 18 permits/to Jul 2026
RINEHART ELECTRIC Pool & Spa/Anne Arundel County, Howard County 18 permits/to Aug 2026
STILWELL PLUMBING INC Plumbing/Anne Arundel County, Frederick County, Howard County 18 permits/to Aug 2026
United Electrical Services LLC Electrical/Anne Arundel County, Frederick County, Howard County 18 permits/to Jul 2026
VSC fire & security Fire Protection/Anne Arundel County, Baltimore County, Frederick County 18 permits/to Sep 2026
YAQI CONSTRUCTION LLC Plumbing/Anne Arundel County, Frederick County, Howard County 18 permits/to Aug 2026
A & A CONSTRUCTION & UTILITIES Plumbing/Anne Arundel County 17 permits/to Aug 2026
ADVANCED HEATING & COOLING, LLC HVAC/Anne Arundel County, Howard County 17 permits/to Aug 2026
ADVANTAGE TELECOM INC Electrical/Anne Arundel County, Frederick County, Howard County 17 permits/to Mar 2026
AJ TECH LLC Deck & Patio/Anne Arundel County, Baltimore County, Howard County 17 permits/to Jun 2026
American Automatic Sprinkler Co. Inc. Fire Protection/Anne Arundel County, Frederick County 17 permits/to Jul 2026
BAC POWER SERVICES Electrical/Anne Arundel County, Howard County, Prince George's County 17 permits/to Aug 2026
Bayside Fire Protection Fire Protection/Anne Arundel County, Baltimore County, Frederick County 17 permits/to Sep 2026
BEST GENERATOR LLC Electrical/Anne Arundel County, Prince George's County 17 permits/to Sep 2026
DALLIS ELECTRICAL SERVICES Electrical/Anne Arundel County, Howard County 17 permits/to Apr 2026
DB EXPERIENCE ELECTRICAL LLC Electrical/Anne Arundel County, Howard County 17 permits/to Jun 2026
D.L. MILLER BACKHOE SERVICE Anne Arundel County 17 permits/to Sep 2026
DONALD STEINMAN ELECTRIC Electrical/Anne Arundel County, Frederick County, Howard County 17 permits/to Jul 2026
DREAMSCAPE LLC Pool & Spa/Anne Arundel County, Frederick County, Howard County 17 permits/to May 2026
FREESTATE SEPTIC SERVICES Anne Arundel County 17 permits/to Sep 2026
FRIEDEL CONTRACTING Plumbing/Anne Arundel County, Frederick County, Howard County 17 permits/to Aug 2026
GAINES ELECTRIC COMPANY Solar/Anne Arundel County, Frederick County, Howard County 17 permits/to Aug 2026
J & B ELECTRIC INC Electrical/Anne Arundel County, Frederick County, Howard County, Prince George's County 17 permits/to Sep 2026
P.O.BOX 814530 Electrical/Anne Arundel County 17 permits/to Aug 2026
SELVIN D FUENTES FUENTES Pool & Spa/Anne Arundel County 17 permits/to Aug 2026
ACCURATE PLUMBING & HEATING CO Plumbing/Anne Arundel County, Frederick County, Howard County 16 permits/to Jun 2026

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Source: county permit records. Updated weekly.