Our Veterinary Team

Veterinarian & Owner

Dr. Ben Nemmers

Ben was born in Okinawa, Japan and raised in Cedar Falls, Iowa. Since he was young, he always thought about being a veterinarian. He received a B.S. in Zoology at North Dakota State University, where he competed on the men's basketball team on an athletic scholarship. Dr. Nemmers then attended Iowa State University College of Veterinary Medicine and graduated in May of 2009. He has an interest in Small Animal Surgery and Dermatology.

Veterinarian & Owner

Dr. Colleen Nemmers

Colleen was born and raised in Philadelphia, PA where she completed her undergraduate degree in Biology and competed in Track & Field at the University of La Salle in Philadelphia. She attended Iowa State University College of Veterinary Medicine and graduated in May of 2009. Her interests include managing medical cases such as diabetes, thyroid disease and other endocrine conditions.


Dr. Amanda Ritter

Amanda's passion for animals started at a young age in Wyoming caring for ducks and rabbits. She completed her B.S. in Biology at Iowa State University and subsequently moved to Lincoln, Nebraska for her first two years of the ISU Veterinary Medicine program. She then graduated from Iowa State University College of Veterinary Medicine in May of 2018. Amanda’s main interests in vet medicine are surgery, dentistry, and dermatology. Outside of work she enjoys running, biking, water/snow skiing,and caring for her cat Herbert Lewis.



Brooke was born and raised in the Waukee/Grimes region of Iowa. She now lives in Traer, IA with her husband, his 2 kids and their 2 dogs.  She has always been an animal lover. She is very excited to be working with our staff in the reception area! 



Alyssa was born and raised in Jesup, IA. She obtained degrees for Veterinarian Assisting & Animal Science from Hawkeye Community College. She currently has one fur-baby named Bandit who is a Mini Aussie. You will see Alyssa’s smiling face at our front desk as one of our receptionist.

Veterinary Technician


Mackenzie is a veterinary technician and grew up in Traer, Iowa. She graduated from North Tama and attended Vatterott College in Omaha, Nebraska. Mackenzie is married to her husband Justin and have two baby girls. She also has three pets, Jager, her dog and Sheeva and Walter, her cats. 

Veterinary Technician

Kari W.

Kari grew up in Spirit Lake, Iowa where she gained an interest in rehabilitating and raising wildlife. She graduated from Treynor, Ia and moved to Cedar Falls. She has had the privilege of working with animals for 9 years and finds behavior to be her main interest. We're excited that Kari has joined our team!

Veterinary Technician

Kari A.

Kari is a Waterloo native where she lives currently with her husband and two kids. She has several pets of her own and has always had a passion for taking care of animals. Kari has worked in the field for 8 years.

Veterinary Technician


Megan was born and raised in Waterloo. She graduated from Des Moines Area Community College and recently passed her boards to become a registered Veterinary Technician. She has always wanted to work with animals, and she has two dogs of her own, Misty and Zoey. 

Veterinary Technician


Leanna was raised in Alta Vista, Iowa and later moved to New Hampton where sure currently lives. She graduated from Rochester Community Technical College and is currently working on passing the boards to become a Registered Veterinary Technician. She has always loved animals and has two dogs Stormy and Blue

Veterinary Technician


Abby was born and raised in Cedar Falls, IA. She has been an animal lover as far back as she can remember. Abby graduated from Hawkeye Community College with her Vet Assisting degree. She has a background in animal rescue and animal shelter work. Abby lives with her husband Cody, dog Presley, and cat Amelia!

Veterinary Technician


Sabryna was born and raised in Earlham, IA and graduated from the University of Northern Iowa. She has always loved animals and found her passion of working with animals while in college. She currently lives in Cedar Falls, IA with her husband and 2 dogs, Tico and Wrigley. Sabryna has worked with animals for over 3 years.



Erica was born and raised in Waterloo IA. She has been an animal lover her whole life and has found a career she is passionate about! She has seven years of grooming experience and absolutely loves what she does. She enjoys spending time with her family, including her three cats, three dogs, and her bearded dragon.



Danae was born and raised in Waterloo, IA. She grew up wanting to be a vet, but stumbled upon grooming 6 1/2 years ago and fell in love. She is passionate about helping animals look and feel their best. When she is not grooming, she loves spending time with her and her husband's families. Her house is full of their own fur babies: Riley (their pup), three kitties: Sophie, Harold, and Jasper and Spyro, a bearded dragon.



Jessica was Dr. Melick's Office Manager. She recently moved to Des Moines but we still get the pleasure of having her work in our office one Saturday a month. 

Daycare Specialist


Daycare Specialist


Daycare Specialist


Daycare Specialist


What Our Pet Parents are Saying!

Drs. Ben and Colleen treated our 
Tucker as their own. Their genuine love for all animals shines through with every visit. They shared tears with us at the very end. We cannot say enough about them."
Sue C and Tucker

4728 University Ave.

Cedar Falls, IA 50613


Ph:    319-277-2354    

Fax:  319-277-0673     

Email:  companionac@cfu.net    

Companion Animal Clinic logo | Cedar Falls - Waterloo, Iowa

Dr. Ben Nemmers, Dr. Colleen Nemmers and Dr. Amanda Ritter are proud to continue our long-standing tradition of providing general and advanced veterinary care to the Cedar Falls, Waterloo and surrounding communities. Our team at Companion Animal Clinic & Pet Resort would love to meet you and your furry companion. Rest assured we care for your pets just as we do our own.  

Clinic Hours

Monday - Friday

7:00 am - 5:15 pm


8:00 am - 11:00 am

Daycare Hours

Monday - Friday

7:00 am - 6:00 pm

Follow Us
  • Facebook
  • Twitter

© 2019 Companion Animal Clinic & Pet Resort.

All rights reserved.