Heating Contractors in Frederick, MD

Comprehensive list of contractors in Frederick, MD offering heating systems installation, maintenance and repair services.

Business Listings

Serving Baltimore, Maryland, and surrounding areas, you can Count on Carroll to keep you comfortable all year long! We want to be your full-service heating, ventilation, and air conditioning firm. John Neal has been in the HVAC business for 14 years and with Carroll Home Services for 8. He now supervises 16 service technicians, but John began within the industry as a air-conditioning and heating systems


Dependable plumbing & heating service has been our hallmark since 1937. Whether you're a homeowner or a business owner. Service can offer you the fast response, high-quality work and courteous service you want. Our years of knowledge and knowledgeable technicians have gained us an established reputation and 1000's of loyal clients.


So when you need the best quality heating & cooling systems in Frederick, Washington, and upper Montgomery Counties, then you need us. We have been delivering services for your neighbors since 1992, and have a hard-gained reputation for quick, honest work and perfect service- from the person that answers the phone, to the technicians in your home for repair or maintenance visits.



Since 1988, W.A. Tolbard has been delivering the Frederick Maryland area with exceptional installation and service in many kinds of interior air comfort. In addition to heating and air conditioning maintenance and installation, W.A. Tolbard sells, installs and services gas logs, gas stoves, gas inserts and gas fireplaces. We are pleased to cover the residents of Frederick County.


Welcome to Larry & Sons.! Our professional, skilled technicians are well equipped to service all your plumbing, heating and air conditioning systems. We are licensed and qualified to work in the Quad-State area: Maryland, Pennsylvania, West Virginia and Virginia. We at Larry & Sons. are concerned about air quality, specifically the indoor air that you breathe.


B&B Air Conditioning & Heating Company has grown and expand ed with multiple facilities, strategically situated, to supply professional, dependable localized service to homeowners and commercial customers throughout the Washington Metropolitan area, Rockville, Gaithersburg, Germantown, Columbia, Frederick, Baltimore, Annapolis and Northern Virginia.