Zwack promoted to VP role in Davey Tree's Institute

Jim Zwack will now be VP and GM of the Davey Institute, the company’s research, development and innovation division.


KENT, Ohio – The Davey Tree Expert Company has promoted Jim Zwack to vice president and general manager of the Davey Institute, the Davey Company’s research, development and innovation division. 

In his new role, Zwack will be responsible for Davey’s team of scientists and researchers embedded around North America, education and training, environmental programs and corporate responsibility. He also will oversee the Davey Institute’s technology development team, which works in close partnership with the United States Forest Service to model and quantify the ecological benefits trees provide.

“Jim’s integrity, leadership skills, technical expertise and business savvy have established him as an industry leader and ambassador for Davey,” said Greg Ina, executive vice president of the Davey Institute and employee development. “His commitment to the Institute’s mission has allowed us to successfully link Davey’s scientific capabilities to clients, while aligning our research and technical capabilities to support all of Davey’s service lines.”

With more than 20 years of experience in the green industry, Zwack started with Davey in 2010 as director of technical services after successfully helping to lead and grow a startup plant health care product sales company in Minneapolis. In 2017, he was promoted to general manager of the Davey Institute.

Zwack holds a master’s degree in tree physiology from Iowa State University and a bachelor’s degree in urban forestry from the University of Minnesota. He has held numerous leadership positions in industry associations, is a former director for the Society of Commercial Arboriculture and is a trustee emeritus for the TREE Fund.