For more than a century, Farnen & Dermer, Inc. has been making families and businesses in Maryland feel more comfortable, because we are the comfort experts. We also help them save money on their utility bills by installing energy efficient heating and cooling systems.
Our family owned and operated business offers electrical, plumbing, heating, and air conditioning services for residential and light commercial clients throughout the state. Every technician we send on a service or installation call is factory trained, and dedicated to providing superb, honest customer service.
From repairing a switch or replacing an outlet to installing a brand new electrical panel, we can handle almost any electrical job. Generator installation, service, and repair are our specialties.
You do not want to let "do it yourself" turn into a flood of problems. We can perform everything from water heater installation, repair, and maintenance, to fixing faucets, sinks, and showerheads.learn more
When the mercury starts dropping, you want your home to be warm and comfortable. Farnen & Dermer's techs excel at installation, repair, and maintenance. Oil, natural gas, propane, or heat pump - it is no problem for us.learn more
Maryland summers are hot and humid, and your air conditioning needs to be in excellent shape. Farnen & Dermer's repair, installation, and maintenance services help keep your home or business cool and comfortable.learn more