Welcome to McCauley Mechanical

James H. McCauley

For four generations, McCauley Mechanical Construction has been a full-service mechanical contractor in Chicagoland. HVAC service maintenance completes a full range of company services, with projects ranging from boiler and chiller installation to medical-gas and industrial piping, and even complete Design/Build services.

Owners, architects and engineers, general contractors and municipalities have relied on our mechanical system solutions since James H. McCauley founded the company in 1926.

What’s the secret to our success? Professionalism. Attention to detail. Reliability.

We’ve been in business for more than 80 years not because we’re lucky, but because we show up on time, return phone calls, and meet our deadlines. We perform our work to stringent standards, from the smallest commercial HVAC system to the most complex medical-gas or industrial application.

With registered engineers and even a LEED Accredited Professional on staff, McCauley has the management team and field personnel to meet any challenge.

If you’re looking for a Chicago mechanical contractor for industrial piping, HVAC installation, Design/Build, or HVAC service and maintenance, there’s only one name you need to know: McCauley.