Joseph Frederick & Sons

As a family owned and operated business since 1947, we have held strong in our goal to provide the very best home comfort service throughout Delaware, Pennsylvania, and Maryland. 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 HVAC, plumbing, and electrical 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.Carrier Factory Authorized Dealer: We 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. Back in 1947, Joseph Frederick started a small plumbing business on his front porch in Brack-Ex, on the edge of Elsmere.In April of 2014, brothers Brian and Robbie Frederick celebrated the 68th anniversary of Joseph Frederick & Sons, which has grown and expanded from a “one-man, one-truck” business into an extended family of 35 employees organization, providing residents of the Delaware Valley with plumbing, heating, cooling, and electrical services.

Kelly
5 Star
Donovan offered excellent customer service. He promptly addressed all my queries and concerns, going above and beyond to ensure my satisfaction. His commitment to customer care is truly commendable and reflects his dedication to building lasting relationships with his clients.
Sunday 2nd July 2023

David Treece
5 Star
I wanted to take the time to give my sincere thanks for another job well done. My first experience with your company was a furnace and central air replacement several years ago. And everything is working fine. That's why I had no reservations hiring you again for a plumbing job. I had my main water valve replaced and a sediment water filter that I purchased installed. Again the the work that Dennis and his assistant did was excellent. They were very professional and showed great customer service. 2 great jobs Thx.
Wednesday 5th April 2023

Steve Sauerbrunn
5 Star
Donovan came on time and with the repair part. He diagnosed the problem ove the phone. He finished the work in about 30 mins. Excellent job!
Monday 3rd July 2023

Mike Parry
5 Star
Clearly an experienced professional and expert in his field and glad that he was able to resolve our issues and restore our service. Fun to work with too. Thank you Aaron!
Thursday 27th April 2023

Joe Kempista
5 Star
Donovan was fantastic. Came within the time expected and explained everything clearly. Very honest and trustworthy company.
Wednesday 28th June 2023