Licensed Plumbers and Plumbing Contractors in Maryland
Find licensed, insured plumbers and plumbing contractors across Maryland. PlumbCircuit connects homeowners, property managers, and businesses with verified residential, commercial, and emergency plumbing professionals — searchable by city, specialty, and availability.
Browse Plumbing Services in Maryland
Residential Plumbing Contractors
Licensed residential plumbers for homes, condos, and rental properties — leak repair, fixture installation, repiping, water lines, and full bathroom or kitchen plumbing.
Commercial Plumbing Contractors
Commercial plumbers serving offices, retail, restaurants, multifamily, healthcare, and industrial buildings — backflow, grease traps, and code-compliant repairs.
Emergency Plumbers
24/7 emergency plumbers for burst pipes, sewer backups, no-heat hot water, and active leaks. Same-day response from licensed local crews.
Drain Cleaning and Sewer Repair
Drain cleaning, hydro jetting, camera inspection, and trenchless sewer line repair or replacement from rooter and sewer specialists.
Water Heater Repair and Installation
Tank, tankless, gas, and electric water heater repair, replacement, and installation — including recirculation and expansion-tank work.
Browse Plumbers by City in Maryland
Major Maryland city directories. Each city page lists licensed plumbing contractors and the local services they offer.
How to Verify a Plumber License in Maryland
Before hiring, confirm your Maryland plumber holds an active state license, carries general liability insurance, and is bonded where required. Most state contractor boards publish a free online license lookup — search by company name or license number.
- Check the Maryland state contractor / plumbing board license lookup.
- Confirm the license status is active and not expired or revoked.
- Ask for a current Certificate of Insurance listing you as additional insured.
- Verify any required city or county business license for the work location.
Get Listed as a Plumber in Maryland
Are you a licensed Maryland plumbing contractor? Apply to join the PlumbCircuit directory and reach homeowners and businesses searching for verified local plumbers.
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