Upper Bay Mechanical, Inc. is a heating, AC, and plumbing company located in Havre de Grace, Maryland. Upper Bay Mechanical, Inc. employs only the best HVAC technicians and plumbers for your company's furnace, water heater, plumbing, boiler, or AC installation or replacement. We proudly work in Havre de Grace, Aberdeen, Edgewood, and the surrounding areas. So when you ask for a "A good plumber or commercial HVAC contractor near me", you've come to the right place. To get an estimate on your furnace installation or replacement, call (443) 526-6197. Upper Bay Mechanical, Inc. works on all furnace, AC, humidifier, thermostat and water heater brands including Coleman, AO Smith, Rinnai, Bradford White, Kohler, American Standard, Moen, Delta, Daikin, Fujitsu, Mitsubishi, Lochinvar, Crown, Weil McLain, Waterfurnace, Aprilaire, Honeywell, Dynamic, General, Skuttle, Carrier, Bryant, Payne, Frigidaire, York, Trane, Lennox, Rheem, Maytag, Goodman, Ruud, Amana, Armstrong, Nest, and Ecobee.