ONE CALL. ONE COMPANY.

A Family Business You Can Trust

Joseph Frederick & Sons truck photo.
Joseph Frederick & Sons trucks photo.
About

76 YEARS in business,
FOURTH GENERATION Company

Joseph Frederick & Sons started a small plumbing business in Brack-Ex in 1947. Over the years, Joseph Frederick & Sons has grown into a multimillion-dollar organization, providing plumbing, heating, cooling, and electrical services to residents in the Delaware Valley. Despite the challenges faced during the transition from the second to the third generation, the company has thrived by maintaining the values of hard work and strong ethics upheld by their grandfather. With a commitment to outstanding customer service and continuous employee education, Joseph Frederick & Sons has built a reputation for reliability and quality, earning referrals and returning customers who trust them to get the job done right the first time.

WHAT OUR CUSTOMERS SAY

review stars.

review stars.

review stars.

“I had an AC issue and Donovan H from Jos Frederick and Sons did a great job at diagnosing the problem and fixing it on the spot. Very impressed by his knowledge and professionalism.”

- Robert G.

WHY CHOOSE US?

ON TIME
EVERY TIME

HIGHLY
TRAINED TECHS

COMPETITIVE
RATES

100% SATISFACTION
GUARANTEED

RESPECT FOR
YOUR TIME

DONE RIGHT
FROM THE START

WE REPAIR AND SERVICE ALL BRANDS

Amana Heating & Air Conditioning. American Standard Heating & Air Conditioning. Ameristar by American Standard Heating & Air. Armstrong Air. Bryant Heating & Cooling Systems. Carrier. Coleman Heating & Air Conditioning. Comfortmaker. Daikin. Day & Night Heating & Cooling Products. Fujitsu. Goodman Air Conditioning & Heating. Heil. Lennox. Mitsubishi. Payne. Rheem. RunTru by Trane. Ruud. Trane. Westinghouse. York.

OUR LATEST NEWS

Why You Need Whole-House Humidity Control

When indoor plumbing became more popular in the 1940s, a whole new level of comfort and convenience began for homeowners. However, with that convenience came new challenges: humidity control.

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Why Is My Thermostat Blank?

It is an “Oh no!” moment when you approach your home’s thermostat and see its screen is blank. 

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Know Your AC System

Whether it’s people, appliances, or air conditioning (AC) systems, the better you know them, the better you are able to care for them. Our team at Joseph Frederick & Sons knows air conditioners because it’s our business.

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