RESEARCH TRIANGLE PARK, N.C. (Aug. 20, 2013) – Environmental Science, a division of Bayer CropScience LP, has appointed John Wendorf as market segment manager, and Wes Kleffner as area sales manager for the North American Turf and Ornamentals business.

Based in Research Triangle Park, N.C., Wendorf will focus on business development and strategy to support the growth of Bayer’s portfolio of T&O solutions forprofessional land care managers and consumers.

Kleffner serves the Kansas, Missouri and Colorado markets, and will be responsible for driving sales of assigned accounts and distributorbranches, as well as building and maintaining relationships with key end users.

Wendorf brings more than 20 years of T&O industry experience to his new role, with particular expertise in the area of ornamentals. He most recently served as vice president forthe grower division of a horticultural distributor, where he managed the division’s marketing efforts across eight business segments. Prior to his work at the distributor level, Wendorf held several sales and marketing roles in the T&O industry. He holds a Bachelor of Science in Horticulture from the University of Wisconsin-Madison, and a Master of Business Administration from Texas A&M University. 

Kleffner’s expertise comprises more than a decade of turf management experience in both the lawn and golf markets. In his most recent role as turf manager for Ryan Lawn and Tree, Kleffner managed a team of lawn care professionals servicing hundreds of residential and commercial lawn care customers throughout the Midwest. He previously served as an assistant golf course superintendent at The Club at Hokulia. He holds a Bachelor of Science in Golf Course Management, with a minor in Business Administration, from KansasState University.