BBB Accredited Business Profile

Joseph Frederick & Sons

Joseph Frederick & Sons

(302) 994-5786

Joseph Frederick & Sons

71 years in business
810 Stanton Road
Wilmington, DE 19804
Fax Numbers
  • (302) 998-2401
Additional Phone Numbers
  • (302) 994-5787
  • (302) 994-5788
  • (302) 994-6380
  • (302) 998-0544
  • (302) 994-5789
  • (302) 994-5780
Additional Email Addresses
BBB File Opened: 06/01/1969
Business Started: 04/01/1947
Business Incorporated: 07/02/1963 in DE
Type of Entity
Business Management
  • Mr. Brian J Frederick, President
Business Category
  • Heating and Air Conditioning
  • Air Conditioning Contractor
  • Bathroom Design
  • Kitchen Remodel
  • Electrical Contractors
  • Electrician
  • Heat Pump
  • Heating Contractors
  • Plumber
  • Ventilating Contractors

Products & Services
This company is a HVAC contractor and provides services for generators.
Service Area
We service the following area(s): NEW CASTLE County, DE
Alternate Business Names
  • Frederick Enterprises, Inc.
  • Frederick, Jos. & Sons
  • Jos. Frederick & Sons
Licensing, Bonding or Registration
This business is in an industry that may require professional licensing, bonding or registration. BBB encourages you to check with the appropriate agency to be certain any requirements are currently being met.
Methods of Payment
  • All major credit cards, check, or cash
BBB accredited business



Joseph Frederick and Sons provides Heating, Air Conditioning, Plumbing and Electrical Services to the Delaware Valley.  In 2008, the company established a Bath and Kitchen renovation department providing a turnkey operation for the renovation from start to finish.  

The company has NATE Certified technicians trained to service all manufacturers.  Joseph Frederick and Sons is a Carrier Dealer and a 6-time recipient of the Carrier President's Award.  

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BBB Reason for Ratings

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Business Profile

Licensing information is provided in the BBB Business Profiles to inform the public about industries that may require professional licensing, bonding, or registration. Better Business Bureau encourages you to check with the appropriate agency to be certain any requirements are currently being met.
BBB promotes truth in advertising by contacting advertisers whose claims conflict with the BBB Code of Advertising. These claims come to our attention from our internal review of advertising, consumer complaints and competitor challenges. BBB asks advertisers to substantiate their claims, change ads to make offers more clear to consumers, and remove misleading or deceptive statements.
BBB reports on known significant government actions involving the business's marketplace conduct.
BBB reports on a company that is out of business for one year from the date the company closes its doors or ceases to do business.
BBB reports on unauthorized use of the Better Business Bureau's name and/or logo for as long as the business continues to use it in any advertising, or for one year after the business ceases any repeated unauthorized uses.
BBB reports on a business’s bankruptcy as long as the business remains in bankruptcy.
BBB reports when mail sent to the business was returned by the Postal Service.

Joseph Frederick & Sons

Joseph Frederick & Sons


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