Faculty & Staff

850 NW Dogwood Ln
Madras, OR 97741

Get driving directions
541-475-7107
541-475-6390

Carol Tollefson
COARC Operations Administrator, Jefferson County Co-County Leader
541-460-7680
Send email to Carol

Mitchell Alley
Bio Science Research Worker
541-475-7107
Send email to Mitchell

Mylen Bohle
Forage & Cereals, Forage & Alfalfa
541-447-6228
Send email to Mylen

Marvin Butler
Mint, Vegetables & Grass Seed
541-460-7685
Send email to Marvin

Hoyt Downing
Farm/Facilities Manager
541-460-7688
Send email to Hoyt

Scott Duggan
Livestock
541-553-3238
Send email to Scott
staff photo of Jeremiah

Jeremiah Dung
Plant Pathologist
541-460-7681
Send email to Jeremiah

Katie Ralls
Coordinator-Outreach Program
541-475-7107
Send email to Katie

Linda Samsel
Seed Certification Aide
541-460-7687
Send email to Linda

Jeness Scott
Faculty Research Asst.
541-475-7107
Send email to Jeness

Rhonda Simmons
Senior Faculty Research Assistant
541-460-7684
Send email to Rhonda

Tracy Wilson
Soil & Plant Nutrition
541-475-7107
Send email to Tracy
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