Experienced. Skilled. Understanding. The team at Risius Family Vet understands the needs of your family, and works to help you build a brighter future for your business.


Michael Slattery

Dr. Mike Slattery hails from Winthrop, IA where he grew up helping his father Dr. Jim Slattery in his large animal veterinary clinic. In 2009, Dr. Mike graduated from Iowa State with a degree in Animal Science, he then went on to graduate as a Doctor of Veterinary Medicine from ISU in 2013.

Immediately after graduation Dr. Mike joined the staff at Risius Family Veterinary Service, specifically as the veterinarian in the Maquoketa office.  In 2015, he joined the ownership team as partner.

Professionally, Dr. Mike enjoys preventative medicine and diagnostics in beef cattle and feedlot medicine, and is currently a member of:

Outside of work, Dr. Mike enjoys spending time with his wife, Janell, or you might find Dr. Mike on the golf course or doing some fishing.

Tyler Trenkamp

Dr. Tyler Trenkamp is our newest Associate Veterinarian. Dr. Tyler is from Preston, IA where he grew up on a dairy and beef farm.  Dr. Tyler decided to be a veterinarian because of his passion for producing quality food animal products.  He received his Bachelor’s Degree in Dairy Science from Iowa State University in 2014 and graduated from Iowa State Veterinary Medicine School with his Doctorate of Veterinary Medicine in May of 2018. He joined Risius Family Veterinary Service upon graduation. Dr. Tyler practices large animal production medicine and is primarily based in our Maquoketa office.  Dr. Tyler is a member of:

“If we have no peace, it is because we have forgotten that we belong to each other.”

-Mother Teresa

Client Care


Client Care Coordinator

Stacie joined the Maquoketa office in April 2014, she has always had an interest in the veterinary field but had not previously worked in the field. When the opportunity to work with Dr. Mike in Maquoketa arose, she was excited to make a career change.

Stacie graduated from Maquoketa high school and then went to Clarke College in Dubuque for social work.

Outside of work Stacie enjoys reading, painting, and surfing Netflix. During the summer months you will find Stacie out on the river and spending time with her dog Gunner. Stacie has really enjoyed learning about large animal care and vaccine protocols.


Veterinary Assistant

Jake joined the Risius Staff in February 2013 by helping with cattle work at the Maquoketa Sale Barn. In August 2014, Jake became the full time assistant to Dr. Mike in the Maquoketa office.

Jake attended Iowa Central Community College and has always been interested in the veterinary field and especially in ranching, so this opportunity seemed like a perfect match.

In Jake’s spare time he enjoys rodeo ranch sorting, hunting and fishing.


Veterinary Assistant

Evan is our newest member, joining the Maquoketa Clinic in January, 2018 full time. He is a skilled Farrier, working in the surrounding area. His hobbies include fishing, hunting, and ranching.