One of GARDINER’s hallmarks is consistency and stability.  Fostering a culture of entrepreneurial spirit with a family atmosphere, the long-term focus and consistency of our Mission (“Building long-term, mutually beneficial relationships with Clients and Associates”) is a direct result of leadership from the executive management team.

Todd Barnhart

President & CEO

As President & Chief Executive Officer, Todd Barnhart is responsible for the strategic direction and overall business leadership for GARDINER.  Todd has been with the organization for over 20 years.  Since getting his start as a Sales Engineer, Todd took on a leadership role in developing the company’s vertical market efforts.  In the mid 2000’s, Todd grew GARDINER’s Performance Solutions business dramatically and expanded the company’s offerings for Clients. Todd was named President in August of 2017 and took an equity ownership position in the company in 2020.

Bill Gardiner


A proud Iowa State graduate originally from Wauwatosa, WI, Bill Gardiner accepted a role with Trane in 1957 to move to Cleveland and sell heating, ventilating, and cooling products.  In 1962, he seized an opportunity to buy the assets of the company in Cleveland and establish GARDINER as an independent franchise. As the company moves beyond its 58th year in business, Mr. Gardiner maintains an active presence in the guidance and direction of GARDINER.

Rob MacKinlay

EVP & Chief Financial Officer

As EVP & CFO, Rob MacKinlay brings more than 20 years of experience in accounting, finance, mergers & acquisitions and executive leadership to the GARDINER team. He is a key member of the company’s executive team in driving performance and strategic growth, while overseeing all financial aspects of the business. Prior to joining GARDINER in 2020, Rob was a National Managing Partner for Cohen & Company. An avid hockey player & coach, he also is founder and Co-President of Hockey Players in Business which is non-for-profit head quartered in Cleveland, Ohio with 20+ chapters located throughout the country.