Equine Health Technicians

Compassionate and High Quality Care

Kendra Foley

Kendra has been working at Pioneer Equine Hospital since January 2001. She is the MRI and CT technologist. Outside of work, she can be found riding her bike, playing with her dogs, or spending time with family.

Jennifer Mikkelson RVT
Technician Team Leader
Surgery/Patient Care/CT

Jennifer was born and raised in Clayton, CA on a small ranch. Growing up she had a multitude of animals, including horses, and from an early age knew she wanted to work in animal medicine. Jennifer pursued her dream and graduated from Carrington College in February 2016 with an Associate’s Degree in Veterinary Technology. In April of 2016, Jennifer joined the Pioneer team and has loved it since. Jennifer received her Registered Veterinary Technician’s license in 2017. When not at work, you can find Jennifer riding her horse, Sarah, hanging out with her friends and playing with her dogs, Bonnie and Clyde.

Karen Shadle
Patient Care

Karen Shadle has been working at Pioneer since 2004. She is currently one of our night technicians, providing the best patient care to those horses who are hospitalized overnight or over several days. Karen graduated from Carrington College in 2017 with her Associates Degree in Veterinary Technology.

Amanda Wiersma
Patient Care

Amanda has been working at Pioneer since June 2017 and she enjoys all aspects of being an equine health technician. Amanda grew up in Oakdale doing junior and high school rodeo, she now resides in Turlock with her husband and two kids. Together they have nine horses and team rope.

Cortney Allen
Surgery/Lameness/Patient Care

Cortney started working at Pioneer in August 2018 and takes a special interest in emergency medicine. She is currently in school to be an ultrasound technician. Outside of Pioneer Cortney raises beef cattle and has three horses. In the past she has shown all around in the AQHA.

Julia Chamberlain
Patient Care

Julia Chamberlain came to work at Pioneer Equine Hospital in the summer of 2019. A native of the Central Valley she was Miss Rodeo Oakdale 2015 and enjoys the western life style working reining cow horses. She was trained to be a veterinary technician at an equine performance hospital in Granbury, Texas taking a special interest in lameness, but appreciates all aspects of working in the equine industry.

Ashley Cloward
Patient Care

Ashley joined Pioneer in March of 2018. She plans to attend college and study animal science after high school. Ashley participates in high school rodeo competing in barrel racing, team roping, and breakaway roping. She hopes to compete in college rodeo and continue to spend time with her horses.

Kristine Ferreira

Kristine started riding when she was three years old. She competed heavily as a young girl in junior hunter/jumper classes. Now Kristine teaches English riding lessons. Kristine previously worked at Pioneer from 2001-2004 and she is happy to be back as part of the reproductive team. Before starting back at Pioneer, Kristine worked at a Thoroughbred farm for a number of years doing sale prep and training. Kristine and her husband, David, have two kids, Adrienne and Gage. At home, they enjoy riding together and caring for their cattle.

Melissa Tanzillo
Ambulatory Patient Care

Melissa started working for pioneer in the winter of 2018. She was born and raised in Castro Valley, Ca where she grew up riding hunter/ jumpers. Aside from working with horses she worked at a wild life rehabilitation center. However, she decided to pursue her interests in criminal justice and received her bachelor’s from Sacramento state. When she isn’t working, Melissa enjoys hunting and fishing.

Fabiola Arias
Patient Care

Fabiola was born in Oakland, Ca and was raised by a family who owns thoroughbred racehorses, which made her grow passionate about the sport. She started helping with training and rehab of the horses when she was just 13 years old. Soon after she began barrel racing on her personal horses. Fabiola has always been passionate about animals and in May of 2018 she graduated from Fresno State University with a Bachelor’s degree in Animal Science. Outside of work, she enjoys spending time with loved ones, training horses, and spending time with her four dogs.

Brittany Bess
Patient Care

Brittany started her experience at Pioneer Equine Hospital while taking a work experience class in spring of 2018. She has been an employee here since September 2018. Brittany was an Animal Science Major at Modesto Junior College and her goal was to become an equine veterinarian but, she is now going to school to become a Registered Nurse. Brittany enjoys being an equine health technician and all of the experiences and challenges she encounters. In her free time Brittany likes to spend time with her dog Koda, teach FFA/4H kids about sheep showmanship, and she loves to go to Oakland A’s games with her boyfriend and family.

Alyssa Costa
Patient Care
Tim Mandel
Patient Care

Tim started his horse journey in 1999 when he started volunteering for a therapeutic riding center in Oakdale, California, that’s when his love for horses began. From there Tim went to work for several dude ranches and cattle ranches. He came back to California and worked for Pioneer from 2003 to 2005. After fighting stage 4 cancer Tim found himself going back to emergency medical services where he has been for the last 10 years. Tim owns a Nigerian Dwarf goat farm and enjoys riding his horses. In the little down time he has, he plays drums and piano. Tim came back to Pioneer in 2019 and is very happy to return to the Pioneer family.

Jamie Blake
Patient Care