Dr. Andrew Sanford
Dr. Andrew Sanford is the Owner and Veterinarian at Tri-County Small Animal Hospital. Born and raised in New Market, Tennessee, Andrew returned to his roots after an enriching career journey. He graduated from The University of Tennessee College of Veterinary Medicine in May 2020 and began his career as a mixed animal practitioner at Beard Navasota Veterinary Hospital in Texas.
This role offered invaluable experience across various veterinary disciplines. After two years, Andrew and his family moved back to east Tennessee, where he served as a small animal practitioner at Lakeway Animal Hospital. Since April 2025, Andrew has been part of the Tri-County team, passionately delivering high-quality veterinary care to the community.
His areas of interest include internal medicine, ultrasonography, and surgery, alongside a strong commitment to customer care. He is an active member of the Tennessee Veterinary Medical Association, American Veterinary Medical Association, and the American Association of Bovine Practitioners. Outside of work, Andrew enjoys managing his family’s cattle operation, woodworking, and spending cherished moments with his wife and children, Colleen, Todd, Amelia, and Samuel.
Dr. Linda Osborne
Dr. Linda Osborne owned Tri-County Small Animal Hospital from 1995 to 2025. Her professional interests include soft tissue surgery, internal medicine, dermatology, and emergency medicine. She is a member of the American Veterinary Medical Association, the Tennessee Veterinary Medical Association, and the Knoxville Veterinary Medical Association.
She earned her undergraduate degree in Cell Biology from the University of Tennessee Knoxville and later graduated with her DVM degree from the University of Tennessee College of Veterinary Medicine. Growing up in Oak Ridge, Tennessee, Dr. Osborne was inspired to pursue veterinary medicine by two things: Her grandfather, who owned a dairy farm in North Carolina, and her experience at eight years old of the local veterinarian helping her family’s dachshund deliver 14 puppies.
Dr. Osborne shares her home with two dogs, Osito, a Lab mix, and Buddy, a Husky mix. Cats Venus and Serena round out the family, but they enjoy the life of pampered clinic cats. In her free time, she enjoys bicycling, walking, hiking, traveling, and singing in groups.
Dr. Hannah Klinker
Dr. Klinker joined the Tri-County Small Animal Hospital team in August 2024. Her professional interests include Geriatric Care and Oncology, and she is a member of the Tennessee Veterinary Medical Association.
Dr. Klinker grew up in East Tennessee, spending time in Crossville and Knoxville. She earned her Bachelor’s degree in Animal Science from the University of Tennessee and graduated with her DVM degree from the University of Tennessee College of Veterinary Medicine. Her passion for veterinary medicine began when she started volunteering at her local animal shelter as a teenager, and she hasn’t looked back since.
Dr. Klinker’s personal menagerie is an all-rescued roster, including cat Cyrie and dogs Schmitt (golden retriever/great Pyrenees mix), Pansy (golden retriever), Remi (beagle), Ozzie (greyhound), and Sky (greyhound). In her free time, she enjoys hiking, reading, traveling, gardening, and spending time at the lake.
Lauren, Practice Manager and Client Services Representative
Lauren has been an integral part of the Tri-County Small Animal Hospital since 2016, serving as both the Practice Manager and Client Services Representative. Lauren holds a degree in Biology from Maryville College, where she graduated in 2004, as well as a Masters Degree in Environmental Sciences from the University of Montana. (Go Grizzlies!) Originally from Oak Ridge, Tennessee, Lauren enjoys spending her free time hiking, cycling, reading, planting native plants, and exploring new destinations. At home, she shares her space with Sylvie, a domestic shorthair cat who has a fondness for chasing pompoms through the house.
Kalley, Veterinary Assistant / Veterinary Student
Kalley has been part of the Tri-County Small Animal Hospital team since August 2018, working as a Veterinary Assistant while pursuing her veterinary degree. She holds a BA in Biology from Carson-Newman University and is currently pursuing her DVM degree at the University of Tennessee College of Veterinary Medicine.
Her professional interests include Internal Medicine, soft tissue surgery, pathology, and exotic animal care. Kalley is also a member of the Student American Veterinary Medical Association and the Knoxville Veterinary Medical Association. At home, Kalley shares her life with Bruce, a Dachshund mix, and cats Percy and Butterbean. In her free time, she enjoys reading, solving puzzles, and spending time with friends.
Kirstin, Veterinary Assistant
Kirstin has been a Veterinary Assistant at Tri-County Small Animal Hospital since January 2020. She has a strong interest in surgery and holds a Bachelor of Science in Animal Science from the University of Tennessee. Growing up in Oliver Springs, Tennessee, Kirstin always knew she wanted to pursue a career in the veterinary field. Her pets include dogs Delilah, Banjo, and Athena, as well as cats Gracie and Artemis. When she’s not at work, Kirstin enjoys hiking, horseback riding, and reading.
Marilou, Veterinary Assistant
Marilou has been part of the Tri-County team since June 2022 as a Veterinary Assistant. One of her biggest professional interests includes assisting in surgeries, where she loves the opportunity to help both the vets and the patients. At home, Marilou has two dogs, Kimber and Daisy, as well as cats, fish, chickens, mice, and a bearded dragon. She loves spending time outdoors with her family, and her two kids share her love for animals and always try to assist any stray creatures they come across.
Savannah, Veterinary Assistant
Savannah joined the Tri-County team as a Veterinary Assistant in October 2023. Her family includes five fur kids: cats Nala, Lucy, and Oreo and two playful pups named Chloe and Copper. In her free time, Savannah enjoys reading books, playing with her animals, and going on fun weekend trips with her husband and their two (human) children.
Terri, Client Services Representative
Terri joined the Tri-County Small Animal Hospital team as a Client Services Representative in April 2024. A Tennessee native, Terri enjoys connecting with clients and their pets daily. Terri shares her home with a domestic shorthair cat named Maxine. In her free time, she loves spending time outdoors, particularly activities like boating, camping, and hiking.
Meghan, Veterinary Assistant
Meghan began working as a Veterinary Assistant at Tri-County Small Animal Hospital in April 2024. A devoted pet lover, Meghan has ten cats, whom her whole world revolves around: Vinny, Castiel, Misha, Judd, Salem, Dublin, Jack, Sophie, Ozzy, and Eevee. When she’s not at work, Meghan enjoys spending time with her husband and kitties, reading, and listening to music.
Katelyn, Assistant
Katelyn is an Assistant at Tri-County Small Animal Hospital, where her passion for animal care has found a welcoming home. Growing up in Oak Ridge, TN, Katelyn always had a fondness for animals, but it was only recently that she realized she could turn this passion into a fulfilling career. Her journey to Tri-County Small Animal Hospital began during her search for a job that would bring happiness and purpose, leading her to this vibrant field.
At home, Katelyn shares her life with four beloved dogs: Rosie, Blue, Ellie, and Mooni. Known for her spirited personality, Ellie often entertains with what Katelyn affectionately calls “destructive zoomies,” during which she dashes about with boundless energy.
In her free time, Katelyn enjoys the company of her family, exploring thrift shops, and keeping her environment tidy. She values fun experiences and seizes any opportunity to create new memories with those she loves.