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

Fogle's Septic Clean, Inc Plumbing/Frederick County, Howard County 7 permits/to Jan 2026
Hatfield's Equipment Plumbing/Frederick County 7 permits/to May 2026
HAYNES PLUMBING & HTG Plumbing/Anne Arundel County 7 permits/to Sep 2026
HONEST ABE PLUMBING, INC. Plumbing/Howard County 7 permits/to Aug 2026
H-TWO-O OF MD,LLC Plumbing/Anne Arundel County, Howard County 7 permits/to Jul 2026
Ivan Reid Plumbing/Frederick County 7 permits/to Jul 2026
J.Alexander Services Plumbing/Frederick County, Howard County 7 permits/to Aug 2026
J. CROFT PLUMBING LLC Plumbing/Howard County 7 permits/to Jul 2026
J & J Plumbing LLC Plumbing/Frederick County, Howard County 7 permits/to Jul 2026
J L JOHNSON AND SONS INC. Plumbing/Howard County 7 permits/to Jul 2026
JSH Home Services LLC Plumbing/Frederick County 7 permits/to Aug 2026
JV PLUMBING, LLC Plumbing/Anne Arundel County, Howard County 7 permits/to Sep 2026
MIKE COTTRELL Plumbing/Frederick County 7 permits/to Jul 2026
National Water Service Plumbing/Howard County 7 permits/to Sep 2024
PINNACLE PLUMBING LLC Plumbing/Anne Arundel County, Howard County 7 permits/to Apr 2026
POTOMAC MECHANICAL CONTRACTORS Plumbing/Frederick County, Howard County 7 permits/to May 2026
PRECISION PIPELINE SOLUTIONS, LLC Plumbing/Anne Arundel County 7 permits/to Sep 2026
PRO STREAM PLUMBING Plumbing/Anne Arundel County 7 permits/to Jun 2026
Purfect Water Plumbing/Frederick County 7 permits/to Apr 2026
PURFECT WATER SOLUTIONS Plumbing/Anne Arundel County 7 permits/to Aug 2026
RANDALL T HIXON Plumbing/Frederick County 7 permits/to Jan 2026
RAYMAR PLUMBING SERVICES INC Plumbing/Howard County 7 permits/to Jun 2026
REDSTAG PLUMBING LLC Plumbing/Howard County 7 permits/to Dec 2025
TRUE NORTH REMODELING LLC Plumbing/Anne Arundel County, Howard County 7 permits/to Aug 2026
V’s Home Improvement Plumbing/Frederick County, Howard County 7 permits/to Mar 2026
W.H. WINEGAR & SON PLUMBING AND HEATING Plumbing/Howard County 7 permits/to Aug 2024
ABOVE AND BEYOND PLUMBING & HEATING Plumbing/Howard County 6 permits/to Apr 2026
ACH GROUP LLC Plumbing/Anne Arundel County 6 permits/to Aug 2026
BALDWIN MECHANICAL CONTRACTORS, INC Plumbing/Howard County 6 permits/to Sep 2025
BIG GUY HOME IMPROVEMENT LLC Plumbing/Howard County 6 permits/to Aug 2026
Coastal Trim and Design Plumbing/Frederick County, Howard County 6 permits/to May 2025
CONFER'S PLUMBING & HEATING Plumbing/Anne Arundel County 6 permits/to Jun 2026
C & S MECHANICAL, LLC Plumbing/Howard County 6 permits/to Jul 2026
CUSTOM PLG & HTG CO Plumbing/Howard County 6 permits/to Jul 2024
Daily Plumbing & Drain LLC Plumbing/Frederick County 6 permits/to Dec 2025
DELMAR PLUMBING & HEATING Plumbing/Frederick County 6 permits/to Aug 2026
DGM INC Plumbing/Howard County 6 permits/to May 2026
E A POWER SERVICES LLC Plumbing/Frederick County 6 permits/to Oct 2025
FABER'S PLUMBING AND HEATING Plumbing/Howard County 6 permits/to Sep 2024
Fast & Reliable Plumber Plumbing/Frederick County 6 permits/to Aug 2026
FIRST CLASS PLUMBING, LLC Plumbing/Anne Arundel County, Howard County 6 permits/to Sep 2026
GAD PLUMBING & HEATING INC Plumbing/Anne Arundel County 6 permits/to Aug 2026
GEORGE C MINNICK Plumbing/Frederick County 6 permits/to Jun 2026
HENSEL PHELPS CONSTRUCTION CO Plumbing/Howard County 6 permits/to Jan 2025
HR Ebersole & Sons, Inc Plumbing/Frederick County 6 permits/to Jun 2026
HURST PLUMBING INC Plumbing/Howard County 6 permits/to Jan 2026
III HARRY G NEWCOMER Plumbing/Frederick County 6 permits/to Nov 2025
JEFFREY W NEWTON Plumbing/Frederick County 6 permits/to May 2025
KEVIN M NOTTINGHAM Plumbing/Frederick County 6 permits/to Jun 2026
LAL SAWMA & BW PLUMBING AND DRAIN Plumbing/Howard County 6 permits/to Oct 2024

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Source: county permit records. Updated weekly.