Your Full-Service Plumber At McAllister Plumbing, Inc., we provide fast, reliable, and guaranteed service for all of your plumbing needs. We accept VISA, MASTERCARD, DISCOVER, CHECKS, MONEY ORDERS, AND CASH.   Ask us about GOING GREEN!   The American Recovery and Reinvestment Act of 2009 Federal Tax Credit of 30% on Qualifying Energy Efficient Water Heaters Visit our Specials Page for More Information     Reduced Flow Faucets, Hands-Free Faucets, Tankless Water Heaters, Power Vent Tank Water Heaters, Food Waste Disposers, High-Efficiency Toilets, High-Efficiency Showerheads, Plastic Piping, Energy Efficient Boilers, Converting Wood Fireplaces to Gas Log Sets, and more.

What We Do We are a highly experienced plumbing contractor providing comprehensive services, including: in-floor heating design and installation gas fireplace inspections, repairs, replacements, and installations residential plumbing needs including boiler service, replacements, and installation tankless and tank water heaters replacements, service, and installation plumbing for additions and basements water service replacements sump pumps and battery backups water lines gas lines for natural & LP gas 24-hour service Where We Work We proudly serve Annapolis and Baltimore city as well as the following area counties: Anne Arundel Baltimore Cecil Harford Howard Carroll Prince George’s Montgomery Queen Anne's Why Us? Whether you need service in the kitchen, bathroom or basement or as part of an addition, we’re the contractor offering: Over 20 years plumbing experience Maryland Master Plumber/Gas Fitter certification (#11644) Maryland Small Business Reserve membership PHCC member status Maryland PHCC Backflow Certification 24-hour emergency service