Brittany Campbell, Veterinary Technician
Brittany was born and raised right here in Hannibal, Missouri, and has always had a deep love for animals. Driven by her passion for veterinary care, she enrolled in technician school immediately after high school and graduated from the Veterinary Technician Institute at Hickey College in 2016.
As part of the Hannibal Veterinary Clinic team, Brittany is known for her gentle touch, strong work ethic, and commitment to helping pets feel comfortable and cared for.
When she's not at the clinic, Brittany enjoys taking long walks with her two beagles, Alice and Jasper, and curling up with a good book in her downtime.
Courtney Reeves, Veterinary Technician
Courtney grew up in Quincy, Illinois, and now lives in New London, Missouri, with her husband, Dustin, and their two daughters. She joined our team in April 2022, bringing over seven years of experience as a dedicated Veterinary Technician.
Courtney is certified in performing ultrasounds and echocardiograms, allowing her to play a key role in diagnosing and monitoring a wide range of medical conditions. She's passionate about providing compassionate, high-quality care and always strives to make pets (and their people) feel safe and supported.
Outside the clinic, she loves spending time outdoors, enjoying music, reading, traveling, and is always eager to learn something new.
Ashley Daggett, Veterinary Assistant
Ashley lives in Louisiana, Missouri, with her two sweet dogs, Chance and Happy. She joined our team in July 2022, bringing with her three years of experience as a veterinary receptionist. Since then, she’s expanded her skills and now also assists with patient care as a veterinary assistant.
Ashley is known for her friendly smile at the front desk and her willingness to jump in wherever she’s needed — always putting pets and their people first.
In her free time, she enjoys reading, gaming, and relaxing with her significant other and furry family.
Sara Pattison, Lead Receptionist
Sara Pattison serves as the Lead Receptionist at Hannibal Veterinary Clinic and is often one of the first friendly faces clients see when they visit or call the clinic. Born and raised in Quincy, Illinois, Sara joined the Hannibal Veterinary Clinic team in August 2025 and brings over two years of experience as a veterinary receptionist. She takes pride in helping ensure every client and patient has a welcoming and positive experience.
Sara enjoys building relationships with pet owners and helping them feel comfortable and supported while their pets receive care. Her organization, attention to detail, and compassionate approach help keep the front desk running smoothly.
Outside of the clinic, Sara enjoys spending time on creative hobbies such as graphic design and art, as well as gaming. She is also a proud mom to her son, Roman, and loves spending time with her rescue dog, Phil.
Marissa Harbison, Groomer
Marissa joined our team in March 2024 and brings over a decade of grooming experience, having started her career in 2013. She lives in New Canton, Illinois, with her husband, Andy, and their lively pack of 10 dogs — ranging in size from 7 to 130 pounds!
Marissa is truly passionate about dogs and treats every pet she grooms with the same love and care she gives her own. Her gentle touch and attention to detail make her a favorite among both pets and their people.
When she’s not grooming, Marissa enjoys reading and spending quality time at home with Andy and their four-legged family.