Our Team

Trey Warnock

Trey is from central Florida and graduated from the University of Florida with degrees in animal sciences. Trey gained experience in farming and beef production through family operations, internships, and graduate research. Trey’s desire to implement sound and effective risk management strategies drives his passion for the business. Trey and his family live in Amarillo Texas.

Sierra White

Sierra grew up in Happy Texas and graduated from West Texas A&M University. Sierra’s background in the cattle business as well as her passion for producers makes her an excellent fit for Plains Risk Management. Sierra plays a role in many areas of our companies. Sierra lives in the Canyon Texas area.

Tyler Keeling

Tyler grew up in Hereford Texas and worked alongside his parents in their custom feedlot.  Tyler graduated from Texas A&M University and after working as a cattle pharmaceutical representative, made his way back to the Texas panhandle. Tyler’s understanding of the dynamic challenges That face cattle feeders and the cattle feeding sector make him an asset to our companies. Tyler resides in Amarillo Texas with his family.

Mike Leheska

Mike grew up in south-central South Dakota and was extensively involved in his family’s diversified agriculture operation. He is a proud graduate of South Dakota State University and quickly made his way to the Texas panhandle to pursue his interest in the post-weaning sector of the cattle business. His broad understanding of agriculture markets and his unique gift of identifying and managing risks makes him a leader on many fronts. Mike lives in Canyon, Texas with his wife and children.

Koby Valentine

Koby comes to us from New Mexico with a passion for the cattle business. Koby’s family owns and operates a diversified cow/calf and stocker operation in New Mexico. He is a proud graduate from Texas Tech University majoring in Animal Sciences with a Agribusiness minor. Koby had a very successful collegiate judging career in livestock, wool, and meats. His experience and background in the agriculture business will allow Koby to bring value to Amarillo Brokerage and more importantly our customers around the country. Koby resides in the Amarillo/Canyon Texas area.