"At GMCI, we treat each and every customer with the respect, reliability and the attention to detail they deserve. And when we say we will be there, we'll be there."
Welcome to the Griffiths Mechanical Contracting Incorporated website. GMCI is one of the leading heating, cooling and refrigeration contractors in the Midwest. Servicing both commercial and residential customers, the company has developed a 25 year reputation as a mechanical contractor that maintains a standard of excellence that is unparalleled in the industry. The company's full service line includes design, sheet metal fabrication, full system installation, testing and ongoing maintenance and service. Important to our reputation for design, fabrication, installation and service are the product lines we carry, which is why GMCI only carries some of the best names in the industry, like Bryant, Carrier, Trane, Viega, Lochinvar, Honeywell and Distech. When you work with us, you will find our professionally trained staff to be courteous, responsive and on your project when we say we will be there. We believe in on-time and within budget performance and giving you the best value for your heating and cooling dollar. Feel free to browse our website and don't hesitate to contact us for a quote on your next project.