Joseph Frederick & Sons Wilmington DE

Business Overview

Joseph Frederick & Sons Wilmington DE has provided plumbing, heating, and air conditioning services since 1947. The company serves both homes and businesses across northern Delaware and nearby counties in Pennsylvania and New Jersey. Licensed technicians and registered electricians perform installations, maintenance, and emergency repairs. Emergency service and after-hours support are available for urgent plumbing and HVAC problems.

Key Services

The team works on a range of systems and projects. Main services include:

• HVAC installation, replacement, and system repair, including geothermal heat pumps
• Plumbing repair, plumbing inspection, and water pipe installation or repair
• Bathroom and kitchen remodeling: bathtub, shower, sink, toilet, and faucet installation
• Sewer line replacement and related underground work
• Commercial services and electrical panel upgrades performed by licensed pros

Areas Served

Service is focused on Wilmington and communities nearby. Primary coverage includes:

• Delaware: Wilmington, Newark, Middletown, Bear, Glasgow, Brookside, Hockessin, Claymont, Pike Creek, North Star, Wilmington Manor, Elsmere, New Castle, Greenville, Delaware City, Bellefonte, Saint Georges
• Pennsylvania: Chester, Upper Chichester, Aston, New Garden, Westtown, London Grove, East Marlborough, Boothwyn, Chadds Ford, Pennsbury, Lower Chichester, London Britain, Marcus Hook, Highland Township
• New Jersey: Woolwich, Pennsville, Carneys Point, Logan, South Harrison, Oldmans, Lower Alloways Creek, Mannington, Quinton Township, Elsinboro Township

Company History

The business began in 1947 and grew from a small local shop into a multi-service firm serving residential and commercial clients. Over three generations the company developed a reputation for steady workmanship and practical solutions. Projects range from routine seasonal HVAC tune-ups to large plumbing and sewer replacements for older Wilmington properties.

Leadership

Leadership remains family-based, with members of the Frederick family active in daily operations and community events. The company employs licensed plumbers, registered electricians, and a design lead with more than 20 years of kitchen and bathroom experience. Staff are familiar with local building types, from rowhouses near the riverfront to modern suburban homes in Greenville.

Specialties & Highlights

• Longstanding local presence since 1947 with a focus on northern Delaware needs
• Experience with geothermal heat pumps and traditional HVAC systems
• In-house design and remodeling expertise for kitchens and bathrooms
• Licensed electricians and plumbers able to handle panel upgrades and sewer work

Why Locals Choose Joseph Frederick & Sons

Residents of Wilmington and nearby towns choose Joseph Frederick & Sons for steady, fact-based service. The company matches practical experience with licensed staff, offers emergency repairs, and adapts work to local building styles and Delaware weather—hot, humid summers and cold winters. Joseph Frederick & Sons Wilmington DE remains a familiar name for homeowners and businesses looking for reliable plumbing, heating, and remodeling work.

Hours: Monday–Friday 7:30 AM–4:30 PM. Weekend work is scheduled for emergencies or by appointment.