Calvert Heating-Cooling and Benjamin Franklin Plumbing are sister companies with common ownership to Gentle Ben. We also share facilities and, most importantly, core values. Your safety is our key concern. We also value your time. Everything that we do revolves around those two principles.

Calvert Comfort, Heating & Cooling knows the dynamics of air conditioning and heating and is dedicated to providing our customers with quality service at competitive prices. We will service all of your Air conditioning and heating needs with our "Fixed Right or it's FREE"™ or we will provide you our labor free of charge. That's our guarantee because we know how valuable your TIME is.

Benjamin Franklin Plumbing, The Punctual Plumber™ never wastes your time by making you wait. Never. "If there's any delay, it's you we pay!" Find out just how much you make if we're late. Did you know there are more itty-bitty intricate components in your plumbing system than any other part of your home? Hundreds of things can go wrong -- from annoying nuisances to major disasters. Benjamin Franklin Plumbers are trained and experienced at handling them all.

Having three companies working together creates synergy for us and real value for you, because the managing partner of each company is not only an expert in their field, but has an ownership stake as well. As such, the values that mean so much to us--and you--resonate throughout our organizations.