Mailing Address:
1000 N. Oak Ave.
Marshfield, WI 54449

E-mail Inquiries

Corporate Contacts:
Steve Barnett
Chief Operating Officer
Evansville, Indiana
Phone: 1.812.421.0692

Roy Radcliff, PhD
Chief Scientific Officer
Marshfield, Wisconsin
Toll-free Phone: 1-888-780-9897

Bill McLaughlin
Operations Manager
Amarillo, Texas
Phone: 1.806.729.9290

Debbie Chilson
Quality Manager
Rome, Pennsylvania
Phone: 1.570.247.1325

Hondo Dammann
Client Services Field Technologist
Marshfield, WI
Phone: 1-888-780-9897

Information Management Services

Larry Bowman
Blacksburg, Virginia
Phone: 1.540.961.7122

Marketing
Marsha Barwick
Marshfield, Wisconsin
Toff-free: 1-800-782-8581, ext. 9-3430