"The task of leadership is not to put greatness into humanity, but to elicit it, for the greatness is already there." John Buchan


Earthfirst® Biopolymer Films' Leadership Team, both in the US and Belgium, consists of industry leaders from the polymer sciences, film manufacturing, packaging, packaging machinery, printing, and business finance sectors.
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Günther Winnerl
Günther Winnerl
Chief Commercial Officer

Günther Winnerl is based in Germany managing the Strategic Global Business Development of key Earthfirst® Biopolymer Films accounts. He has 15 years of experience in Business Development and Commercial Operations in the plastic films industry and was most recently Head of Sales Specialty Films at Bayer MaterialScience and Covestro AG.  Guenther has an MBA of Science from Landshut University of Applied Sciences.

Christine Schaefer
Christine Schaefer
Global Marketing Director

Chris Schaefer is a tenured Marketing leader with a career built in the flexible packaging industry. Chris is the Director of Marketing for Earthfirst® Biopolymer Films including thin gauge bio-based sealant films with global responsibility for Europe’s Sidaplax operation. Prior to joining Earthfirst® Biopolymer Films, Chris held senior market development positions covering N. America and Europe. As a descendant of Montana ranchers, Chris grew up composting for the family’s organic garden and is passionate about green pursuits.