In 1947, Joseph Frederick started his plumbing business with one truck, a willingness to work, and a sense of integrity. Four generations later, the company is proud to say that the name Joseph Frederick & Sons means the best in residential and commercial air conditioning, heating, electrical and plumbing. Its plumbing department won the Best of Delaware’s “Best Plumber for Upstate” award in 2014. Its service technicians, sales department, and customer-service representatives are a part of the family, sharing its family values and high standard of quality. They are confident and willing to place a warranty on all of their work and products, all of the time, no matter what.
810 Stanton Road | Wilmington, DE | 302.994.5786 | www.jfrederickandsons.com