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
