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MilkSource farm equipment

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Questions, comments and feedback, we look forward to hearing from you.

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Employment Opportunities

Questions regarding career opportunities can be directed via email to Milk Source is a growing multi-site farming enterprise that strives to provide a safe work environment for our employees. Visit our careers page for additional information.
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Heifer source pile
Heifer source

How to Reach Us


Jim Ostrom
John Vosters
Todd Willer

Team Milk Source

Deric DuQuaine
General Counsel
Tim Olson
Chief Financial Officer
Juan Quezada
Director of Training & Development
Ryan Knorr
Director of Human Resources
Phone: 920-759-4650
Work email:
Ermith Ocampo
Director of Livestock
Chema Ortiz
Herd Management Specialist
Phone: 920-759-4040
Work email:
Alex Coenen
Director of Business Development
Avi Stern
Director of Public Affairs
Phone: 920-759-4673
Work email:
Matthew Wichman
Director of Agronomy
Manuel Gracia
Director of Safety
Eric Onan
Director of Feed Procurement
Cheri Ellenbecker
Executive Assistant
Sarah Babcock
Environmental Coordinator