Ranchers helping ranchers

Our customer service team members are long-time users of CattleMax in their own herds

The CattleMax rancher support team members have the cattle industry experience and a passion for serving other cattle producers by helping them get the most from CattleMax as a critical part of their herd management needs. Help from our rancher support team is just a phone call or email away – and it’s FREE!


Meet Jimmy

Jimmy Curtis

Operations Leader

Jimmy graduated from Mississippi State University with a degree in Animal Science and then served as a ranch manager for a registered Brangus and commercial cow/calf operation for 26 years. He and his wife Cherrie raise a herd of registered Charolais cattle just outside DeKalb, Texas. Jimmy has a passion for combining technology and ranching to help cattle producers achieve their goals. He has been an active CattleMax user since 2004.


 Meet Nathan

Nathan Boles

Customer Support

Nathan served with the Texas Cooperative Extension Service and spent time in the ag chemicals business. He and his wife Phyllis own a herd of commercial Brangus cattle in Winters, Texas. Nathan started using CattleMax for his own cattle records in 2006. Continuing his service experience from his time with the Extension Service, Nathan joined CattleMax to be a part of helping other cattle producers become more successful.


 Meet Kristen

Kristen Evans

Customer Support

Kristen was raised on a beef cattle operation, was active in 4H and FFA, and has been showing cattle since the age of 4 continuing through the present. She and her husband Bob along with their son live in Sherman, Illinois. Their primary breed is Lowline Angus (Aberdeen Angus/DNA verified from a closed herd in Australia.) They also raise club show calf animals. Kristen is also active in livestock photography and has work experience in cattle sales and marketing – auction and direct marketing. Kristen is a long time user of CattleMax software and enjoys combining her livestock breeding and marketing experience to help CattleMax users get a better understanding of how CattleMax can improve their cattle operations.


 Meet Ken

Ken Lyon

Customer Support

Ken Lyon toured in the US Navy and went on to have a career in computer programming. He and his wife Becky maintained a herd of commercial Brangus cattle near Tyler, Texas. Ken has used CattleMax since the first version. He combines his computer technology experience and love of cattle ranching to help CattleMax users maximize their cattle operations.


 Meet PJ

PJ Porter

Customer Support

PJ Porter is a fourth generation rancher from Central Montana. She raises Angus and Herefords as well as Angus/Hereford cross cattle. PJ has a Bachelors Degree in Animal Science and Pre-Veterinary Medicine from Montana State University. She has a passion for cattle reproduction, and owns and operates her own custom artificial insemination and ultrasound business. PJ is a long time CattleMax user and is committed to helping other users get the most from CattleMax.


Julie Vogler

Customer Support

Julie grew up on the family farm and ranch participating in 4-H – including serving on the Texas 4- H Council and showing steers and pigs. She graduated from Texas A&M University with a Bachelor of Science in Interdisciplinary Studies and a Master of Education in School Counseling. She and her husband, Tanner, manage their commercial cattle herd while assisting with herds belonging to their parents. Julie has a passion for helping ranchers reduce stress and improve their herd management through clear record-keeping.

Our team is here to help


Toll Free Phone: 1-800-641-2343
United States Local: 1-979-216-9565
Canada Local: 1-403-812-0517
International: 1-979-216-9565
Fax: 1-800-641-2343

Ranch in a world of Technology – Meet the Founders

Terrell and Penny Miller

Terrell and Penny Miller started CattleMax in 1999. Their areas of expertise combine to create cattle record keeping software that works, and is trusted by cattle producers in over 70 countries.

Terrell has a BA degree in Information and Operations Management, and a MBA – both from Texas A&M University. He focusses on making technology easy to use so cattle producers can get the benefits of herd management software. Keeping their focus on profitable management practices.

Penny has a BS and MS in Agricultural Development from Texas A&M University. She grew up on the family farm participating in 4H, FFA, and showing livestock. Her experience and education has allowed her to make an ongoing contribution to keeping CattleMax a valuable herd management tool for cattle producers worldwide.

Read the Feature Story in American Cattlemen


Try CattleMax Today

Contact our support team     See our online help resources available 24/7.

Find the right CattleMax plan for you: Commercial Herd Plan or Registered Herd Plan