Your Commercial & Industrial Contractor


JJ White is a multi-trade contractor founded in 1920, headquartered in Philadelphia, United States. The JJ White team provides industrial maintenance and general, mechanical, electrical, and HVAC construction services underpinned by a commitment to safety, innovation and quality.

JJ White is a wholly owned subsidiary of engineering and construction company, Clough.


Our Expertise

Our Commitment to Safety

A Total Recordable Incident Rate of less than 0.40 over the last 15 years

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A Star level member of the OSHA Voluntary Protection Program (VPP) for past 6 years

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Recently completed 4+ Million Man-hours without an OSHA Recordable at one of our many job sites

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Latest News

Fall 2022 Edition of the White Paper
Check out all the exciting stories you may have missed and some insight into where we're headed this fall More »
JJ White Rebuilds Sustainable Wetland Garden at Temple Ambler Campus
The JJ White crew was able to come in and re-build the structure, once again creating a welcoming environment for students and visitors More »
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I was impressed not only with the professionalism, attention to detail, focus on safety, and teamwork displayed by the JJ White team, but also the positive attitude and willingness to meet our changing demands.
– Kurt Budnik | Lead Maintenance Technician, Genzyme Corporation
I am very pleased of the outcome of working with JJ White. Safety at the work site, cost, and maintaining our schedule were all successes.
– Curt Diehl | Sr. Project Manager, The Dow Chemical Company
This project has been completed safely, within budget, and ahead of schedule and the pipework installation (on-site and prefabricated) is the best I have seen in my 30+ year engineering career in the UK, Europe, and now the USA.
– Richard Coomes | GlaxoSmithKline
I wanted to take a moment to share with you how supportive and thorough the JJ White staff has been. Jim Gallagher and crew were professional, efficient, and worked effectively together ensuring a system of communication that was essential for the successful completion of our project in a timely fashion. Please accept this endorsement of any future projects with the YMCA of Philadelphia & Vicinity.
– Paula Green | Executive Director, Northeast Family YMCA