Our Veterinarians

Dr. Al Van Engen
Dr. Van Engen started out at Iowa University graduating in 1984 with a B.S. in Pharmacy. He worked as a pharmacist for 6 years before attending veterinary school at Iowa State University. Al received his D.V.M. in 1995 and started working at Central Veterinary Clinic in 1997. He is married to his wife Sue who herself is a part-time pharmacist. They have two boys together named Nick and Matt. Nick recently graduated from ISU and is attending veterinary school at his alma mater in the fall of 2013. Matt attends Sioux Center High School. Their family has one dog, Janey, who has performed admirably as the clinic’s resident blood donor for other dogs. They live on an acreage outside of Sioux Center and have a pure bred Simmental cow-calf operation. In his free time Dr. Van Engen enjoys playing golf, showing Simmentals with his boys, and attending his kid’s activities.





Dr. Todd Trigg
Dr. Trigg graduated from South Dakota State University with an Animal Science degree. He then attended the University of Minnesota for his training in veterinary medicine where he received his D.V.M. Todd joined Central Veterinary Clinic in 2000. He and his wife Dawn have 5 children together: Alexondrea, Zara, Chase, Leila, and Diana. The Trigg’s live on an acreage outside of Hawarden and have a large garden and a small petting zoo. They have 2 dogs (Junker and Dot) and several cats, including Lovely, Butterscotch, and Walter. In his free time Todd enjoys raising his livestock, attending his kid’s activities, schooling his son Chase in basketball, and doing crazy cartoon voices.

Dr. Richard McManimon
Dr. McManimon completed undergraduate courses at Winona State University. He then attended and received his Doctor of Veterinary Medicine degree from the University of Minnesota College of Veterinary Medicine. Rich joined Central Veterinary Clinic in 2001 working as a production animal veterinarian ever since. Rich is married and lives just outside of Sioux Center with his wife and three wonderful children. On their farm they have a number of animals including cats, rabbits, chickens, a horse, and a dog. In his free time he enjoys attending all his children’s activities.


Dr. Brian Cuperus
Dr. Cuperus attended Minnesota West Community College and St. Paul campus of University of Minnesota before being accepted into veterinary school at the University of Minnesota. He graduated from veterinary school in May 2003 and has been working at Central Veterinary Clinic ever since as a production animal veterinarian. Brian and his wife Rebecca live on an acreage outside of Sioux Center with their three Drahthaar Wirehair Pointers (Gus, Karl, Nate). In his free time Brian enjoys all types of hunting (Pheasant, Deer, Turkey, Elk), training his dogs, and spending time with family and friends.







Dr. Beau Bosma
Dr. Bosma earned his undergraduate degree from Dordt College and graduated veterinary school from Iowa State University. He has worked at Central Veterinary Clinic as a production animal veterinarian since May 2006. Beau is married to his wife Erin and they have 3 boys together (Clayton, Braeden, Dylan). They live on an acreage just outside of Sioux Center with their new puppy Max. In his free time Beau enjoys farming, watching his kids’ sporting events, playing golf, and fast pitch softball.


Dr. Matt Boogerd
Dr. Boogerd graduated from Dordt College in 2003 with a degree in business administration. He then attended veterinary school at Iowa State University graduating in 2011. Matt began working at the clinic in 2011 with an emphasis in production animal medicine. Matt and his wife Janey have 3 kids and a Beagle named Bailey all of whom currently reside in Sioux Center. In his spare time Matt enjoys hunting, fishing, and anything outdoors.



Dr. Sharon Kortlever
Dr. Kortlever received her Bachelors of Science degree from the University of Nebraska-Lincoln in 1983 and her Doctor of Veterinary Medicine degree from Kansas State University in 1987. She has worked at Central Veterinary Clinic as a small animal veterinarian since 1999. She and her husband live on an acreage outside of Sioux Center with their 3 kids Drew, Clare, and Tara. Together they have a family English Bulldog named Nellie. When she is not at the clinic, you can usually find her attending her kids’ many sporting & school events.


Dr. Jim Mouw
Dr. Mouw graduated from Iowa State University College of Veterinary Medicine in 1977. He has worked at Central Veterinary Clinic for the past 36 years. Jim is married to his wife Leanne and they live here in Sioux Center. Together they have 3 children Kent, Andrea, and Daniel and on top of that they are proud grandparents to their granddaughter Ellen and their grandson Colton. When not spending time at the clinic Jim enjoys hunting, fishing, and hobby farming.









Dr. Holly De Vries
Dr. De Vries received a Bachelor of Science in Animal Science from Dordt College in 2000. She then attended Iowa State University College of Veterinary Medicine earning her D.V.M. in 2005. She then joined Central Veterinary Clinic in May 2005 working as a production animal veterinarian. Holly is married to her husband Eric and they live on an acreage just outside of Newkirk with their daughter Abigail. They are kept busy with their family farm of dairy heifers/cows and their Golden Retriever Sally. In her free time, Holly enjoys visiting her family, helping her husband around the farm, riding her bike, boating, gardening, and taking pictures of her baby girl.







Dr. Zach Wilcox
Dr. Wilcox grew up on a family owned dairy farm near Marcus, Iowa. He attended and graduated from Iowa State University in 2007 with a degree in Animal Science. Zach remained at Iowa State University to complete his veterinary degree in 2012. He started at Central Veterinary Clinic in May 2012 practicing both companion and production animal medicine. Zach is married to his wife Lisa and they have a son, Liam, and a daughter, Nora. They live in Sioux Center with their Weimaraner named Joanie and cat named Evie. In his free time he enjoys choral singing, attending ISU athletic/artistic events, golfing, and spending time with his family & friends.










Dr. Tyler Feldhacker
Dr. Feldhacker was raised on a family-owned farm south of Ireton, Iowa. He completed a bachelor degree in Biology at Iowa State University in 2009, and remained at Iowa State and completed his veterinary degree in 2013. Following graduation he practiced in Cascade, Iowa at a mixed animal clinic before returning to Northwest Iowa and joining Central Veterinary Clinic in August of 2014. His focus at Central Veterinary Clinic is in both production and companion animal medicine. He currently lives in Sioux Center with his dog “Remmie”, and is married to Dr. Brette Feldhacker. In his free time, Tyler enjoys woodworking, carpentry, cheering on the Cyclones and spending time with his family & friends.