Sun Mechanical Systems
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60 Years of Experience


We are a family owned company with over 60 years of combined experience serving the Chicagoland Commercial HVAC market.

Our goal is to deliver the highest quality product, offer the best completion time on projects, and resolve mechanical issues quickly to ensure your system operates at the highest energy efficiency.
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Design Build

Service

Maintenance

Our Design/Build delivers a quality product in a timely manner and within your budget. We work with General Contractors, Business Owners, and Project Managers to fulfill budget requirements and meet deadlines while working with other contractors.

Our Service Department is NATE certified and our techs pay attention to the details that matter to your business. Our techs are trained to handle all issues related to rooftop units, exhaust fans, electric and gas supply, and a multitude of other issues that may cause your heating or cooling to not work properly.

Maintaining the HVAC and ventilation units are often put last on the list... until a unit needs emergency service at a high service cost. Our maintenance department is trained to perform up to a 19 point maintenance on your entire system, lowering the chance of a service call and preventing the need for emergency service in the future.

Leading Companies Trust Sun...

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partial list...

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  • Home
  • About Us
  • Projects
  • Service
  • Contact Us
  • Blog