
Brian Siever, DVM
Veterinarian, Practice owner
After the loss of his dog when he was five years old, Brian Siever decided he wanted to become a veterinarian when he grew up. Dr. Siever earned his bachelor’s in animal science from the University of Illinois Champaign-Urbana, where he met his wife, Cindy, who worked there as an ER and ICU veterinary technician. Dr. Siever began veterinary training at the Royal Veterinary College in London, England. He transferred to the University of Illinois College of Veterinary Medicine where he graduated with a doctorate in veterinary medicine in 1999. Dr. Siever moved to Galesburg, Illinois, and started his veterinary career at Knox Pet Clinic. He is a member of the Illinois State Veterinary Medical Association and the American Veterinary Medical Association.
Dr. Siever and Cindy were married on a beach in the Bahamas in 2000 and have 4 children, Rebecca, Alison, Griffin, Seth, and 2 grandchildren AJ and Maleah. The Siever family lives on a farm outside of Knoxville where they enjoy gardening and raising farm animals including chickens, goats and ducks. The family also has two indoor cats, three barn cats, and six dogs including three Great Pyrenees who guard the barn animals.
In his free time, Dr. Siever enjoys bike riding, shooting sports, woodworking and wire bending. He attends Fields Church in Galesburg.

Megan Blackwell, DVM
Associate Veterinarian
Dr. Megan Blackwell joined our staff in August 2009. She grew up Lewistown, where she was a member of 4-H and FFA, and showed and judged livestock. She also participated in dog obedience competitions. She has bachelor’s degrees in animal sciences and in veterinary science, and a doctorate in veterinary medicine from the University of Illinois Urbana-Champaign. She is a member of the American Veterinary Medical Association and the Illinois State Veterinary Medical Association.
She lives in Galesburg with her domestic shorthair cat, Mia. In her free time, Dr. Blackwell enjoys traveling, shopping, skiing and hiking.

Josephine Swanson, DVM
Associate Veterinarian
A native of the Quad Cities, Dr. Swanson loved animals from a young age. She wanted to be a vet so she could help animals and their owners so they would receive the best possible care. Dr. Swanson received a bachelor’s in biology from Augustana College and completed her doctorate in veterinary medicine at the University of Illinois. She does basic health checks on exotics and pocket pets, and she finds the variety of animals she sees interesting.
Dr. Swanson enjoys spending time with huge extended family, a brother, and sister, a brother-in-law and a niece and nephew. She also enjoys watching movies and visiting historical sites. Dr. Swanson has a terrier mix, Wally, who is pictured with her here.

Jackie Derham, CVT
Customer Care Representative
Jackie has been at Knox Pet Clinic since October 1988. She attended Knoxville High School and Carl Sandburg College before receiving veterinary technician certification from Parkland College. Jackie runs the Knoxville office, so she is rarely seen at the Galesburg location. Jackie has a golden retriever named Tori. In her free time, Jackie enjoys reading, cross-stitching, and lawn work.

Emily Hensley
Veterinary Assistant
Emily joined our team in August 2009 as a part-time Customer Care Representative and is now a veterinary assistant. She attended Carl Sandburg College and has an associate degree in science as well as a cosmetology license. Emily has three children, Adam Jr, Maverick, and Danika. Emily’s family also has three fur members, Jax (cat), Mocha (Labrador mix), and Mikey (boxer). In her free time, Emily enjoys being outside and playing with her kids as well as writing and drawing.

Ventura Stinson
Housekeeping
Ventura has been on staff since March 2003 and is an important, yet often unseen, member of Knox Pet Clinic’s team. She performs many housekeeping tasks and maintains the yard and plants around the clinic. Ventura lives in Galesburg with her husband David. They have a daughter, Andrea, and a grandson, Hayez. They also have two Huskies (Roscoe, pictured here, and Bruno) and three domestic shorthair cats. In her free time, she enjoys gardening, yard work, and antique shopping. Ventura loves being around animals and helping.

Cindy Siever
CVT, Finance Administrator
Cindy joined Knox Pet Clinic in June 1999, and she handles the business and fiscal part of the practice. She is a graduate of Jefferson College in Hillsboro, Missouri, where she received an Associate of Applied Science in Veterinary Technology degree. Cindy was working at the University of Illinois Champaign-Urbana as an ER and ICU vet tech when she met Dr. Siever who was there studying to become a veterinarian. Cindy and Dr. Siever have four children, Becca, Alison, Griffin, and Seth and two grandchildren AJ and Maleah. The Siever family lives on a farm outside of Knoxville, Illinois where they enjoy gardening and raising farm animals including chickens, goats and ducks. The family also has two indoor cats, six barn cats, and six dogs including three Great Pyrenees who guard the barn animals. In her free time, Cindy enjoys reading, working out, and spending time with her family.

Logen Hendricks
Veterinary Technician
Logen has been a familiar face around the clinic as she did two internships with us while she attended Black Hawk College to earn her Associates in Applied Science in Veterinary Technology. After she graduated in the spring of 2019, she joined our team as a permanent member. Logen has 2 dogs, Goose and Rusty, both German Shorthaired Pointers, and a cat, Mabel. She enjoys being outdoors, working out, and spending time with her family.

Tanya Gough, CVT
CVT, Office and Inventory Manager

Abby Greenlief
Social Media and Marketing Manager
Abby came back to Knox Pet Clinic May 2022. She has 3 dogs, Chance and Kinder both yellow labs, and Cookie a lab mix. She lives in Burlington Iowa, with her boyfriend Levi, and daughter Brixley. She loves being with her family and pets.

Savannah Morris
Customer Care Representative
Savannah joined the KPC family in June of 2022. She attended Knoxville High School and has 2 years experience as a Veterinary Assistant. Savannah has 1 dog, Apollo a Shepherd/Bully mix and 3 cats, Kitty, Mama and Abbi.

Jillian Ebany
Grooming Assistant
Jillian joined our staff in June 2022, as a grooming assistant. She attended Eisenhower High School, Richland Community College and Carl Sandburg Community College. She has three horses, JoJo, Mellow, and Kissy and 2 cats Kat and Juelz. Jillian has a husband named Joel, and 2 children Ryker, and Hannah. In her free time she enjoys playing games with her family.

Brittany Gaughan
CVT
Brittany has been employed at Knox Pet Clinic since August of 2022. She graduated from the Veterinary Technician Program of Fox College in 2018. She has 3 pets at home, Bandit a 3 year old Staffordshire Terrier mix, Houdini a 7 year old lab mix, and Lucy a 7 year old shih tzu and Pomeranian mix! Brittany enjoys going on hikes, walks and kayaking! In her free time she enjoys learning new drinks to make with her Nespresso (coffee/expresso machine) and spending time with her Boyfriend, friends and dogs!

Madison Roberts
Veterinary Assistant
Madison came to us in February of 2022 with a couple of years of experience at a veterinary clinic in Springfield. She graduated as a Certified Pharmacy Technician. She has a nine year old Golden Retriever, a two year old son, and just had a daughter in the summer of 2022! In her free time she enjoys reading, painting, drawing, camping, hiking, and exploring the outdoors.

Corinn Godsil
Customer Service Representative
Corinn joined our team in July of 2022. She came to us with a couple of years of experience from another veterinary clinic. She has 4 pets: a dog named Duncan, and three cats named Kuzon, Vincent, and Sullivan. Corinn enjoys hanging out with friends, reading, walking Duncan, and learning new things.

Fred Fones
Animal Care Specialist
Fred joined our team in February 2023. He attended Knoxville High School. Fred has 2 pets named Whiskey, and Applehead. He enjoys fishing, fixing things, and mowing.

Sierrah Lucero
Customer Service Representative
Sierrah joined our team in November 2022. She has a background in the veterinary field with boarding and reception. She loves spending time with her fiance and her dog, Stanley. Sierrah is currently working towards becoming a Veterinary Assistant and hopes to work with farm animals in the future.

Sam Vaughn
Boarding and Grooming Assistant
Sam joined our crew April 2023. He has attended Washington High School, Knoxville High School, where he got his high school diploma and Carl Sandburg College. He has one cat at home, Bob, a domestic shorthair. In his free time he enjoys watching shows, cooking and playing video games. Sam comes from a large family, with 9 siblings!

Mikayla Oppell
Veterinary Assistant
Mikayla joined our family, June 2023 as a Veterinarian Assistant. She graduated from Knoxville high School and is currently working towards her Associates in Applied Science at Black Hawk College, hoping to become a Certified Veterinarian Technician! Mikayla lives with her parents, and has one sister, Teagan. At home, she has 3 cats, Thatcher, Pixie, and Toulouse and 2 dogs, Daisy, a Pitbull and Ellie a Coonhound! Mikayla enjoys doing anything crafty like crochet, drawing, crafting and baking! She also enjoys playing dungeons and dragons with her friends!

Barbie
Bio coming soon!