Dr. Brian Siever, DVM
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, Illinois where they enjoy gardening and raising farm animals including chickens and ducks. The family also has 2 indoor cats, 3 barn cats, and 4 dogs including 2 large Great Pyrenees dogs that guard the barn animals.
In his free time, Dr. Siever enjoys bike riding, shooting sports, woodworking and wire bending. He is also a member of Community Bible Church in Knoxville, Illinois.
Dr. Harold Watters, DVM
In his free time, Dr. Watters enjoys spending time with his grandchildren and friends, working on Rotary projects, conservation projects, farm work, traveling and gardening. Dr. and Mrs. Watters have hosted 18 Rotary exchange students for periods of 3 weeks to one year (mostly for 3-4 months). They have invitations to Europe, South America, and Africa to visit students who are now adults with families of their own. Dr. Watters is currently the Responsible Officer for Central States Rotary Youth Exchange Program, working as a volunteer with the U.S. Department of State facilitating visas and safety issues for over 200 foreign teen students each completing a year of high school study in Illinois, Indiana, Michigan, Wisconsin, Minnesota, South Dakota or Ontario, Canada.
Dr. Watters is a life member of the Illinois State Veterinary Medical Association and the American Veterinary Medical Association.
Dr. Megan Blackwell, DVM
Dr. Blackwell joined our staff at Knox Pet Clinic in August of 2009. She has her Bachelor’s degree in Animal Sciences as well as her B.S. in Veterinary Science and her Doctorate of Veterinary Medicine all
from the University of Illinois Urbana-Champaign.
Dr. Blackwell is originally from Lewistown, Illinois where she was a member of 4-H and FFA showing and judging livestock and participating in dog obedience competitions. Dr. Blackwell lives in Galesburg with
her domestic shorthair cat, Mia. In her free time, Dr. Blackwell enjoys traveling, shopping, skiing, and hiking.
Dr. Blackwell is a member of the American Veterinary Medical Association and the Illinois State Veterinary Medical Association.
Dr. Josephine Swanson, DVM
From a young age, Dr. Swanson loved animals. She wanted to be a vet so she could not only help animals but also help owners learn more about their pets and to provide the best possible care for them. What she finds most interesting is the variety of animals, in addition to seeing cats and dogs, Dr. Swanson does basic health checks on exotics and pocket pets.
Dr. Swanson enjoys spending time with her family including a 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.
Human Resources Manager and Online Presence/Social Media Manager
Nicole has been with Knox Pet Clinic since September 2015 starting as a receptionist and now working as the Human Resources Manager and Online Presence and Social Media Manager. Nicole grew up in southeast Wisconsin and lived on a small farm raising pigs for 4-H, a calf, horses, dogs, and a handful of barn cats. She attended college in Estes Park, Colorado and moved to Illinois in 2008. Nicole lives in Galesburg with her husband Ben and their kids, Marley and Liam. They share their home with 2 German Shepherds named Annie and Mose and a domestic longhair kitty named Ariel. In her free time, she enjoys spending time with her family, DIY projects, and watching reality television.
playing board games with her daughters, hiking with Ellie and Daisy and relaxing with her cats.
Sonya Gruntkowski, CVT
Jackie Derham, CVT
Jenn Robbins, CVT
Emily joined our team in August of 2009 working part-time as a receptionist and is now a Veterinary Assistant working with the technicians and doctors. Emily attended Carl Sandburg College and has her Associate’s in Science as well as her cosmetology license. Emily has been married to her husband Adam since 2009, and they have 3 children, Adam Jr, Mavrick, and Danika. Emily’s family also has 4 fur members: Jax and Josie (cats), Mocha (Labrador mix), and Mikey and Larry (Boxers). In her free time, Emily enjoys being outside and playing with her kids as well as writing, and drawing.
Animal Care Assistant
Tiffany started working at Knox Pet Clinic in October of 2014 as an animal care assistant. She is a graduate of Galesburg High School where she now works fulltime as a paraprofessional. Tiffany also attended Carl Sandburg College and is a Certified Nursing Assistant. Tiffany lives in Knoxville, Illinois with her husband TJ. They have 2 cats (Violet and Hunter) and 5 Dachshunds (Sport, Ted-e-bear, Louis, Ozzie, and Bayley). Tiffany spends her free time with her husband TJ, son and daughter-in-law Ryan and Kayleigh, granddaughters Paisley and Everleigh, and fur babies.
tomcat), Lily (Himalayan), Paisley (Corgi/Chihuahua mix), Theo (gray striped tomcat), and Archie (American Bulldog). In her free time, Katie enjoys watching movies, reading books, and spending time with her husband and pets. Katie’s favorite things are dancing and animals! A little fun fact, her name is Mary Kathryn but she always goes by Katie.
Cindy Siever, CVT
Cindy joined the staff at Knox Pet Clinic in June of 1999, she is currently the office manager handling the business and fiscal part of the practice. She is a graduate of Jefferson College in Hillsboro, Missouri where she received her Associate’s of Applied Science in Veterinary Technology. 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 4 children, Becca, Alison, Griffin, and Seth and 2 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 and ducks. The family also has 2 indoor cats, 6 barn cats, and 6 dogs including 2 large Great Pyrenees dogs that guard the barn animals. In her free time, Cindy enjoys reading, working out, and spending time with her family.
Abby joined our team as a receptionist winter of 2018 after graduating early from United High School. Abby has 2 dogs, Chance (Yellow Lab) and Cookie (Lab mix), who she just adores. She comes from a large family with 6 siblings and a niece as well as more family pets. Abby is currently taking classes at Carl Sandburg to pursue an Associate’s degree. When she isn’t working or at school, Abby enjoys cooking and baking, shopping, and taking Chance and Cookie for walks.
Animal Care Assistant
Sat: 8:00am - 12:00pm
Tues: 8:00am - 4:00pm
Thurs:8:00am - 4:00pm