Heating and Cooling Service, Heating Service, Furnace Repair, Air Conditioning Repair & HVAC RepairWilmington, DE, Claymont, DE, New Castle, DE, Talleyville, DE, Newport, DE & Newark, DE

Brian-RobAs a family owned and operated business since 1947, we have held strong in our goal to provide the very best home comfort service throughout Wilmington DE, New Castle DE, Newport DE, Talleyville DE, Claymont DE, Newark DE. Due to our unwavering commitment to quality, we’ve been able to ensure our ongoing success and continue to expand in order to better meet the needs of our customers. We employ a dedicated team of professionals with a wide range of expertise, so we can be your single resource for heating, cooling, air quality, electrical, plumbing, and remodeling services. Every Joseph Frederick & Sons technician is properly licensed, even when it’s not required in all our service areas. We handle every aspect of the most complex projects both easily and accurately. With extensive training, an average of twelve years of experience, and the most sophisticated tools, we ensure timely and cost-effective completion of installations, upgrades, retrofits, maintenance, repairs, and renovation.

Dependable HVAC, Plumbing, Electrical & Remodeling ServicesElectricians in, Wilmington DE, New Castle DE, Newport DE, Talleyville DE, Claymont DE, Newark DE

CarrierWe are both NATE-certified and a Carrier Factory Authorized Dealer, which means we meet rigorous national standards continually and consistently. Our service team participates in extensive factory training, specific to the technical aspects of equipment installation, maintenance, and repair. NATE, or North American Technical Excellence, is a voluntary certification program created to ensure qualifying professionals have a core set of competencies and can be trusted by consumers. As the only nationwide certification program supported by the entire HVACR industry, NATE certification ensures we are exceptionally qualified to meet your expectations for efficiency, capacity, and longevity. With our team of certified technicians, you can trust you’ll get the very best.

We repair furnaces, ductless HVAC systems, A/C & more!HVAC Repair Company in Wilmington DE, New Castle DE, Newport DE, Talleyville DE, Claymont DE, Newark DE

Holding ourselves to an even more exacting set of standards, Joseph Frederick & Sons is very proud to have been singled out with the Carrier President’s Award.  Recipients of this honor epitomize quality leadership and excellence in the HVAC industry.  This esteemed recognition focuses on leadership, management, customer dedication, brand knowledge, industry expertise, and operational excellence.  By exceeding the quality, comfort, and performance expectations of Carrier customers, we are a four-time winner, having been acknowledged with the President’s Award in 2007, 2011, 2012, and 2013.

Call us today to enjoy expert heating, air conditioning, plumbing, and electrical installations!HVAC Repair Company in Wilmington DE, New Castle DE, Newport DE, Talleyville DE, Claymont DE, Newark DE

We are proud to offer efficient and rewarding air conditioners, heat pumps, furnaces, ductless HVAC systems, boilers, water heaters, generators, and more. The Joseph Frederick & Sons team provides informed recommendations and professional installations. We handle your kitchen and bathroom remodeling projects from start to finish, including all aspects of plumbing and electrical requirements. Through custom design, fresh ideas, and quality products, we deliver a finished space you’ll enjoy for many years. Our Customer Assurance Plan protects your heating, cooling, and plumbing investment with annual cleaning, inspection, and maintenance at discounted rates. And if you should experience problems with your systems, know that the certified team from Joseph Frederick & Sons provides prompt, economical, and lasting repairs. For your peace of mind, we offer Emergency Service 24 hours a day, 7 days a week. Joseph Frederick & Sons has your comfort, safety, and convenience covered. One call, one company, a family you can trust.


Heating and Cooling Contractor, HVAC Company, Air Conditioning Installation Service, AC (A/C) Repair Service, HVAC Service Contractor, and Furnace Repair & Installation in Wilmington DE, New Castle DE, Newport DE, Talleyville DE, Claymont DE, Newark DE

Wilmington, DE’s Most Trusted HVAC Repair Company. Air Conditioning Installation & Repair, AC Repair, A/C Service, Furnace Repair & Service, Heating Installation in Talleyville DE, Newark DE, New Castle DE, Claymont DE, Newport DE

Furnace Installation • Furnace Repair • AC Service