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.

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 55th year in business, Mr. Gardiner maintains an active presence in the guidance and direction of GARDINER.

Bob Case

Chief Executive Officer

As CEO, Bob Case is responsible for the oversight and leadership, Client growth and retention, and strategic planning aspects of the business.  He has been a member of the GARDINER team for more than 43 years.  Over the course of his career, he has served in the capacities of Sales Engineer, Sales Manager and General Manager, leading to his current position as CEO.  Bob was actively involved with NATFH (National Association of Trane Franchise Holders) including serving a number of committee leadership positions, multiple times as a board member and Vice President.  In addition, he is also a founding board member for AE3 (Alliance for Energy, Economic and Environmental Building Solutions).  Bob is a graduate of the University Missouri with a degree in Industrial engineering.

Rick Reder

Treasurer & Chief Operating Officer

Since starting in 1983, Rick Reder progressed quickly through the organization and has been an integral part of the leadership team for the past 20+ years during a period of significant growth.  His responsibility includes all financial aspects of the business as well as the leadership of GARDINER’s entire operations organization.  An Akron University graduate, Rick holds the distinction of being named the organization’s “Most Valuable Associate” in 2015 as a one-time award to recognize his unmatched contributions professionally and in helping personally with Associates.

Todd Barnhart


As President, Todd Barnhart is actively involved in the executive leadership of GARDINER and heads up the strategic planning for the organization.  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.  Most recently, he has grown GARDINER’s Performance Solutions business dramatically and expanded the company’s offerings for Clients. Todd was also a recipient of the Northeast Ohio Smart 50 Award in 2018 & 2019.