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Staff

Meet the friendly staff at Ortonville Animal Hospital!

  • Leslee Siano
    Leslee is the Ortonville Animal Hospital office manager and veterinary assistant. She has been a veterinary assistant since 1979, with experience in emergency and critical care medicine, as well as primary care. Leslee loves her job, especially client education and of course our patients, but her “favorite job” is being grandma to one very precious granddaughter, Marissa. She lives in Clarkston with her husband and two wonderful dogs.
  • Joanne Boyll, LVT

    Joanne has a degree in Veterinary Technology from Baker College in Flint. She is directly responsible for the care of all critically ill hospitalized patients and those here for anesthetic procedures. When Joanne is not practicing veterinary medicine she loves anything superhero, kickboxing, and outdoor activities with her dogs, Roxy and Leia!

  • Caryn Robinson
    Caryn covers for vacations and days off at the front desk and as an overall assistant. Caryn has many years’ experience as a veterinary receptionist and assistant and her passions include animal rescue and spay/neuter programs. Caryn also is an avid outdoor enthusiast and has become certified as a Yoga Alliance instructor. She has too many pets to name, but they include dogs, cats, chickens and horses!
  • Charlene Sardo

    Charlene has been with Ortonville Animal Hospital since 2016. She is passionate about animal behavior, animal welfare, and making a difference in the lives of animals. She loves to spend time with her family and being out on the trails horseback riding. She shares her home with her loving husband, 2 athletic teen daughters, and 2 dogs, Kiki and Kevlar. 

  • Cassie Sleva
    Cassie is our wonderful Summer receptionist. She and her husband Joe spend the Michigan summer season right here in Ortonville. You know when you see Cassie at our reception desk that spring has sprung and summer is right around the corner. When they depart to chase the sun and warmer weather, we know here at the clinic “Winter Is Coming.”
  • Tater
    Tater has been a veterinary mascot since his birth - in a veterinary hospital! - in 2006.