Know the fair price before you pay the shop. Get real repair costs and fix-it tips on Facebook.Real repair prices and tips on FacebookFollow us
Share a repair cost +
Joseph Frederick & Sons in Wilmington, DE

Joseph Frederick & Sons

On TopRepairShop since 2026
  • Heating and Air Conditioning Repair
  • Wilmington, DE

Closed today · opens tomorrow at 7:30 AM ET

About this shop

Joseph Frederick & Sons is a family business offering HVAC, plumbing and electrical service in Wilmington, DE, also serving Newark and the Delaware Valley, with over 75 years in business. It handles heating, heat pumps, air conditioning installation, repair and maintenance, ductless systems, plumbing repairs, drain cleaning, water filtration, electrical repairs, panel upgrades and whole-house generators.

Shop highlights

  • 75+ years' experience As stated on their website

From Joseph Frederick & Sons's own website.

Reviews for this shop

No reviews yet. Been to Joseph Frederick & Sons? Be the first to review it.

Reviews come from signed-in TopRepairShop members. Shops with the Top Repair Shop crown have been checked and approved by our team.

Services offered by this shop

  • Heating ServicesRepair, installation and upkeep of furnaces, boilers and other heating systems.
  • Air Conditioning InstallationInstalling a new air conditioning system.
  • Air Conditioning RepairFixing air conditioners that do not cool, leak or make noise.
  • Air Conditioning MaintenanceSeasonal cleaning and checkups that keep air conditioners working efficiently.
  • Plumbing RepairsFixing leaks, clogs and broken pipes and fixtures.
  • Drain CleaningClearing clogged sinks, tubs, toilets and main lines.
  • Electrical Panel UpgradesReplacing an old electrical panel with a larger, safer one.
  • Whole-House GeneratorsInstalling and servicing standby generators that power the whole home.
  • Ductless System InstallationInstalling ductless mini-split systems to heat and cool individual rooms.
  • Water Filtration SystemsSystems that filter water throughout a home to improve taste and quality.
  • Heat Pump ServicesInstalling, repairing and maintaining heat pumps for heating and cooling.
  • Electrical RepairsFixing electrical problems such as outlets, switches, wiring and breakers.

Shop details

Verified by TopRepairShop
Checked against its website
Top Repair Shop certified
Not yet
Certified
Not stated
Licensed and insured
Not stated
Insurance claims
Not stated
Ownership
Family-owned

Verified and Top Repair Shop certified come from TopRepairShop. The rest is what Joseph Frederick & Sons's own website states. The crown is given by our team after we check a shop against our own sources.

Photos of this shop

Joseph Frederick & Sons in Wilmington, DEJoseph Frederick & Sons, heating and air conditioning repair in Wilmington, DEJoseph Frederick & Sons, heating and air conditioning repair in Wilmington, DEJoseph Frederick & Sons, heating and air conditioning repair in Wilmington, DEJoseph Frederick & Sons, heating and air conditioning repair in Wilmington, DEJoseph Frederick & Sons, heating and air conditioning repair in Wilmington, DE

More shops nearby

Frequently asked questions about this shop

How do I get a quote?

Tap "Get a quote" and answer a few questions. Joseph Frederick & Sons gets 6 opening hours to reply by email, and your email and phone stay private.

What does it repair?

Heating Services, Air Conditioning Installation, Air Conditioning Repair, Air Conditioning Maintenance, Plumbing Repairs, Drain Cleaning, Electrical Panel Upgrades, Whole-House Generators, and 4 more listed under Services.

Is it open on weekends?

No. It's closed Saturday and Sunday.

Does it open early or stay open late?

The earliest it opens is 7:30 AM and the latest it closes is 4:00 PM (local time). The Contact section has each day's hours.

How much will it cost?

Prices depend on the job, so ask for a quote first.

Is this shop verified?

Yes. TopRepairShop checked its name, phone, address, hours and services against its own website.

Are there other shops nearby?

Yes: Enhanced Heating and Air Conditioning (6 mi), Schlosser & Associates Mechanical Contractors (8 mi), Aire Serv of Newark DE (8 mi). See More shops nearby.

How do I leave a review?

Tap "Write review", pick your stars and say what happened. Then add your name and email: we email you a link, and your review goes live once you open it.

Details from this shop's public WiserMap profile and its own website.

Owner? Claim this page to update it

Get a quote

Answer a few quick questions. Joseph Frederick & Sons gets 6 opening hours to reply by email.

Where do you need the repair? We share your city and ZIP with the shop. Shops take requests within 50 miles.
What do you need?
When do you need it?
Tell Joseph Frederick & Sons about it
How can they reach you?

Your device location (city and ZIP only) is shared with the shop if you allow it. Your email and phone stay private: shops reply through TopRepairShop. Shops with paid leads on may also call or email you directly.

Get a quote

Review Joseph Frederick & Sons

Heating and Air Conditioning Repair · Wilmington, DE

Your rating
Photos (optional, up to 4)
Photos of the repair or the shop. No faces or personal details.