Meet the Team
Technical Team
Allen McDonald, Ph. D.
Director of Technical Services
amcdonald@globalanimalproducts.com
TJ Biggs, M.S.
Director of Research and Development
tjbiggs@globalanimalproducts.com
Connor Padgett, Ph. D.
Poultry Technical Services Manager
cpadgett@globalanimalproducts.com
Don McIntyre, Ph. D.
Poultry Technical Services
dmcintyre@globalanimalproducts.com
Sales
Ruminant Sales Team
Dave Fischer
Director of Worldwide Marketing
dfischer@globalanimalproducts.com
559-253-3981
Brian Harberd
United States
Oregon | Washington | Idaho | Utah
bharberd@globalanimalproducts.com
208-316-3168
Dan Rigsbee
United States
California | Arizona | Nevada
drigsbee@globalanimalproducts.com
559-260-0494
Bill DuBose
United States
Texas | New Mexico | Oklahoma
bdubose@globalanimalproducts.com
806-787-4969
Greg Johnsrud
United States
Kansas | Colorado | Iowa
Gjohnsrud@globalanimalproducts.com
620-271-4726
Phil Frazier
United States
Kansas | Colorado | Nebraska
pfrazier@globalanimalproducts.com
620-640-3475
Poultry Sales Team
Randy Maclin
United States
Southeast
rmaclin@globalanimalproducts.com
706-338-8778
Dale Willamson
United States
Midwest | East Coast | Southeast
dwilliamson@globalanimalproducts.com
706-201-8630
Leadership
Ken Ridenour
Owner
President
Ben Tarr
Chief Executive Officer
Vice-President
