Jim Zwack – Biography
Last update: March 4, 2026Executive profile
Jim was Vice President of Sales for Rainbow Treecare Scientific Advancements. Jim Zwack joined The Davey Tree Expert Company in 2010. Jim served as Director of Technical Services at The Davey Tree Expert Company.
Jim Zwack is currentlyVice President and General Manager, Environmental Consulting at The Davey Tree Expert Company - View - The Davey Tree Expert Company org chart
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Education
Jim Zwack has a Bachelor of Science, Urban Forestry from University of Minnesota in 1995 and a Master of Science, Tree Physiology from Iowa State University in 1997.
They have also studied at University of Minnesota :
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They have also studied at Iowa State University :
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Company Colleagues
- At The Davey Tree Expert Company, Jim Zwack has 48 colleagues including Patrick Covey (CEO & Chairman), Matthew Harris (Director)…
Industry Colleagues
- In the Environmental Services industry, Jim Zwack has 7,956 colleagues in 344 companies located in 35 countries. 3,123 executive movements have been recorded in the last 12 months. Learn more about Environmental Services.
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