Hours of Operation: Monday - Friday: 8:00 a.m. - 5:00 p.m.

AABEX Animal Health

Our Team


Mark Hill

Meet Our Founder

Mark Hill founded the company in 2018 after a successful career in the animal health industry. Mark was born and raised on a dairy farm in Maryland and graduated with a B.S. in Agricultural Economics and a M.B.A. from the University of Maryland. Mark started in field sales in a territory in Virginia and progressed through his career in a variety of sales management and marketing positions. Mark’s last position was as Senior Sales Director for the U.S. Large Animal Division of Merial Ltd. At Merial, Mark established a great track record of hiring and developing high performing teams which consistently exceeded goals. Under Mark’s leadership as the U.S. Senior Sales Director, the U.S. equine and the U.S. cattle business each achieved industry leading growth. In addition to his sales experience, Mark also held several marketing management roles during his career where he managed and launched some of the leading brands in the industry. 


Michael Lindsey

Michael Lindsey

Michael Lindsey is equine enthusiast who resides in the Dallas/Fort Worth area. Michael joins AABEX Animal Health as an Equine Sales Consultant covering Texas, Oklahoma, Arkansas and Louisiana. Michael started in the Animal Health Industry as a Territory Manager in 1998 for Manna Pro Products in Colorado and New Mexico. Michael’s interests and passion for equine health has guided his career since then to achieve many successes in feed formulation, veterinary sales and retail sales of equine health products. Michael’s career has included serving as Director of Animal Nutrition Western US & Canada and National Sales Manager-Branded Products Division for RiceBran Technologies, National Sales Manager for Biovance Life Sciences and Veterinary Distribution Director for Freedom Animal Health.

Michael participated in the PRCA as a saddle bronc competitor (retired) and currently is a competitor with the NCHA and is actively showing cutting horses. Michael believes “Education along with service, create sales” and embraces providing that support to the industry.


Greg Haslouer

Greg Haslouer

Growing up on a family farm in Central Kansas, Greg has always been passionate about the cattle industry and especially the feedlot and backgrounding segments. Since graduating from the highly-rated Kansas State University’s School of Business, Greg quickly established himself as a proven leader in a variety of sales, management, and marketing roles for multiple businesses and start-up companies.Most recently, Greg worked for Merial Limited (who was acquired by Boehringer-Ingelheim), where he played a key role in the successful relaunch of the cattle antibiotic ZACTRAN and the launch of the injectable cattle dewormer LONGRANGE. He prides himself on his personal relationships with his customers that encompasses both their family and their business operation. When not working, Greg is busy in partnering with his wife, Tara, to raise their three daughters who are active in multiple activities. Greg also continues to help his folks background cattle and grow crops on the original family farm, along with cheering on the KSU Wildcats!


W. Thomas Borders

W. Thomas Borders

Tom Borders is a graduate of Clemson University with a BS in Animal Science and MS in Agricultural Economics. Tom has an extensive background in livestock animal health, beginning his career in animal health as a sales representative for SmithKline Animal Health. He has served as General Manager Canada and Director of Livestock Sales U.S. for SmithKline Beecham Animal Health and Pfizer Animal Health respectively. Tom served as Director of the Cattle Business Unit for Pfizer Animal Health before moving to private industry where he became a partner in Animal Medic Inc. Animal Medic Inc was a regional dairy animal health distributor serving farms and dealers in the northeastern United States. Tom and his partner sold Animal Medic Inc to Wisconsin based Animart in 2015.


Omni Animal Health

OMNI Animal Health

AABEX is proud to have OMNI Animal Health as a partner to represent AMPLIMUNE to the US cattle industry. OMNI Animal Health was formed by a group of cattlemen investors in 2016 to develop and market innovative products designed to reduce the use of antibiotics in animal production. The staff of Omni Animal Health has decades of successful experience in the animal health industry and a keen vision for the future needs of the cattle industry.


Mitchell Webb

Mitchell Webb

AABEX was very fortunate to have Mitchell Webb join our team. After a long and successful career in the animal health industry primarily with Sanofi, Merial and Boehringer Ingleheim “Mitch” recently decided to leave corporate America to pursue a more entrepenurial opportunity. A high sales achiever, Mitch held multiple progressive sales positions in his carrer and ultimately assumed the role of Head of US Sales Training and Effectiveness with Merial. In that role Mitch was instrumental in helping the sales team successfully launch LONGRANGE into the market which quickly became the market leading parasiticde in the US.

Mitch’s passion for training and the sales process also led him to pursue a PhD which he is completing.

Mitch is focused on launching IMMUNOCIDIN Canine  to the US market.  While not spending time in his most important role as “daddy” with his daughter you may find Mitch fishing on Lake Lanier or watching his beloved Tennessee Volunteers playing football.


Meg Green

Meg Green

Dr. Meg Green is an award-winning veterinarian and business strategist. She has a diverse background and consistent record of accomplishments in both clinical practice, as well as, in the Animal Health Industry.  She has expertise working with Bovine, Equine and Small Animals focusing on high quality medicine and best practices to optimize any size business. Her proven ability to think strategically, leverage relationships and implement programs that drive organizational growth, efficiency and profitability are second to none.  Additionally, she has a passion for leadership development where she empowers and equips teams to change their mindset in order to achieve high levels of productivity. 


Sarah Cameron

Sarah Cameron

Sarah is a lifelong avid equestrienne who grew up riding on the show circuit in the Hunter arena and then through her collegiate years competing in the IHSA. After graduating from Florida State University with a B.S. in Management Communication, she began her career in the non-profit sector, managing projects and events. After moving to Aiken, SC in 2005, Sarah became immersed in its thriving equestrian community. It was in Aiken that she began her ‘new’ and successful career in the Animal Health Industry with Merial Ltd and then Zoetis - both in Equine Pharmaceutical Sales. Most recently, Sarah was with Vetsource, giving her experience working with small animal practices and in the technology space of the industry. Sarah specializes in developing and fostering relationships with veterinarians, support staff, and industry partners through attention to detail and bringing relevance and value to each partnership. In her spare time, Sarah keeps busy with her two daughters, two dogs, two cats, and her horse, Axl.


Jen Loza - Midwest Sales

Jen Loza

Jennifer Loza provides sales representation for the Midwest area.  Born and raised in St. Louis, Missouri, she began riding and working with horses at a young age.  After graduating from Truman State University with a BS in Agriculture with an emphasis in Equine Science, she went on to work in various aspects of the horse industry including barn management and as a veterinary technician.  She enjoys spending time with her husband and daughter and riding when time allows. 


Steve Bussen

Steve Bussen

A native of Missouri, Steve recently joined AABEX after a long and successful career in various key roles with market leading companies such as Monsanto, Merck and Zoetis. Steve has a passion for the US dairy industry and after graduating from Oklahoma State started his professional career in the research area for POSILAC and was instrumental in bringing the product to market where it became a huge commercial success. Steve’s career then progressed through Merck and Zoetis where he ultimately became Head of Western US Strategic Dairy Accounts. At Zoetis Steve developed a reputation for building an outstanding team of experts who worked closely  with dairy customers to build relationships and  to understand and solve their problems. At Zoetis Steve’s team - among other things -  launched CLARIFY which provided producers with a breakthrough DNA blueprint to manage their dairies more profitably by understanding the genetic potential of each animal. Steve now resides in beautiful Temucula, CA with his wife Mary.  Steve enjoys time with his family, caring for his horses and spending time outdoors. He also serves as volunteer sheriff for the Temucula Sheriff Department.


Jessica Keller

Jessicah Keller

Jessicah has been an excellent addition to the AABEX team! Her energy and positive can do attitude make her popular with her customers and a success in business. Born and raised in Tennessee, Jessicah now lives on a reining horse breeding farm outside of Dallas, Texas. Jessicah is a world champion reiner who brings that same passion for performance when helping customers find solutions to improve their breeding program results. In addition to spending time raising her family and working with AABEX, Jessicah also works on her family breeding operation and sells a line of equine clothing products. Jessicah's energy and positive can do attitude make her popular.