Since 1923, JH Kelly has grown into one of the largest industrial mechanical contractors in the nation. Learn more about JH Kelly on our Our History page.

JH Kelly is one of the largest industrial mechanical contractors in the Pacific Northwest. Based in Longview, WA since 1923, with offices in Seattle, Vancouver, Bellingham, and Pasco, WA, and Milwaukie, OR.

Meet the people of JH Kelly! We’re dedicated to applying our decades of experience to solving our clients’ unique challenges.

If your HVAC system breaks down, JH Kelly offers 24/7 emergency repair services to keep your facility comfortable and operational. Whether you have a malfunctioning chiller, an issue with your boiler, or a problem with your air handlers, our expert …

JH Kelly provides commercial, industrial and maintenance services, you can count on!

View all Open Positions at JH Kelly - All Job Openings. JH Kelly complies with all Equal Employment Opportunity (EEO) affirmative action laws and regulations.

Since 1923, JH Kelly has grown into one of the largest industrial mechanical contractors in the nation. Learn more about JH Kelly on our Employee Access page.

Since 1923, JH Kelly has grown into one of the largest industrial mechanical contractors in the nation. Learn more about JH Kelly on our Contact page.

Since 1923, JH Kelly has grown into one of the largest industrial mechanical contractors in the nation. Learn more about JH Kelly on our Mental Fitness page.

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