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The Davey Tree Expert Company
About Davey


Roger C. Funk, Ph.D.
Chief Technical Officer

Dr. Funk focuses on research, training, education and public-speaking iniatives.

Dr. Funk earned a bachelor's degree in agriculture, a master's in ornamental horticulture and a Ph.D. in plant physiology from West Virginia University. He joined Davey in 1973 and was previously vice president and general manager of the Davey Institute.

Dr. Funk developed Plant Health Care, a holistic approach to plant care that has been adopted by the green industry. He researched and designed Davey's lawn care program, developed and patented Arbor GreenŽ slow-release tree fertilizer and developed and patented the Davey CustomizerŽ pesticide metering system. Dr. Funk's research focus has been environmental issues, including soils, fertilization and pesticide reduction.


Contact: rfunk@davey.com