Edgerton Veterinary Clinic

553 Lake Drive Road
Edgerton, WI 53534




Daniel Heder, DVM

Dan Heder is a 1987 graduate of UW School of Veterinary Medicine. Following graduation, he served a general rotating small animal internship at Cornell University prior to entering residency in diagnostic imaging in 1990.

Dr. Heder began practice in Rock county in the early 1990’s and purchased Edgerton Veterinary Clinic in 1996. He has continued as a partner in the practice and our satellite practice Lakeland Veterinary Care in Stoughton. In 2010, Dr. Heder established a new company, Lakeland Veterinary Imaging LLC, and began to devote more of his professional time to advanced imaging procedures. Lakeland Veterinary Imaging currently provides mobile ultrasound and CT imaging to veterinary patients throughout southern Wisconsin.

Dr. Heder and his wife, Debbie, have two children. Brianne followed in her dad’s footsteps and graduated from veterinary school in 2014 - she practices in Green Bay, WI. The Heder’s son, Malachi, is a chemical engineer working and living in White Bear Lake, MN. Both Brianne and Malachi are now married to truly wonderful people.

Dan and Deb currently spend their free time waiting for grandchildren and fixing their cabin in northern Wisconsin. Dr. Heder enjoys fishing muskies in the northwoods and chasing pheasants and grouse with his Wire-haired Pointing Griffons, Bocephus and Willie.



Terri Osgood, DVM, CVA

Dr. Osgood grew up around veterinary medicine. The year she was born, her parents opened a veterinary clinic in their home. She graduated from University of Wisconsin School of Veterinary Medicine in 2003 and began work in Janesville, Wisconsin. She continued to work there for 3 years then took a position at Edgerton Veterinary clinic. In 2013 she became a partner in the business.

Her special interests include Traditional Chinese Veterinary Medicine, surgery, and geriatric care. She currently lives in Stoughton with her husband, Jim, daughter, Audrey, and two dogs, Chloe and Charlie. They also have a cat, Jim Bob, who likes to rule the roost.

In her spare time, she likes to garden, cook, bike, and spend time with her family.



Jamie Thompson, DVM 

Dr. Thompson earned her veterinary degree from the University of Wisconsin - Madison, School of Veterinary Medicine in 2011. Her practice interests include preventative care, hospice, and housecall care services. She lives in Madison with her husband, Ryan, their two dogs, Ollie and Charlie, and Capone the Cat. Outside of work she enjoys cooking, music, gardening, hiking in the many beautiful (and dog friendly) parks in the area, and spending time with family and friends.

Lyn Empey, DVM

Dr. Lyn Empey graduated from the University of Wisconsin School of Veterinary Medicine in 1998 and has been an associate veterinarian since. Her favorite aspect of Veterinary medicine is getting to watch the human/animal bond up close on a daily basis and to help animals who can't speak for themselves. She enjoys surgery and dentistry along with preventative care. Her furry family includes three dogs - Mack, a Golden Retriever, Stanley, a King Charles Cavalier Spaniel, and Goose, an English Springer Spaniel. She also has 6 pet chickens that keep the house stocked in farm fresh eggs. Dr. Empey is a huge sports fan and enjoys watching the Badgers and the Packers. She lives in Stoughton with her husband and their three boys.


Certified Veterinary Technicians

Cheri Dallman, CVT, Office Manager

Our office manager, Cheri, graduated from the MATC Veterinary Technician program in 1989 and joined the staff at Edgerton Veterinary Clinic in 1999. She and her husband, Rich, along with their 2 teenage daughters, Kaleigh and Emileigh, live outside of Albany. Her furry family includes 1 Australian Shepherd, Roxy, a Border Collie, Tippy, 2 cats, Sam & Frizz, Radar (donkey), and their horse, Apache.

These days Cheri spends the majority of her time watching her daughters compete in Cross Country meets, Basketball games, and Softball games. She is a member of both the Albany Sports Boosters and Music Boosters. She is also a co-General Leader for the Jolly Mixers 4-H Club and a county project leader in the Dog Project where she helps teach dog agility to Green County youth enrolled in this project area.



Hilary Cox, CVT

Hilary is our lead technician and has been working at the clinic since the summer of 2009. She is a 2010 graduate of MATC Veterinary Technician program and a native to the Edgerton area. She currently lives in Edgerton with her husband, Joe, 4 year old son, Westley, and her 3 black labradors, Gauge, Max, and Ty! In clinic, Hilary enjoys working with anesthesia, helping in surgery, and having fun laughing and singing (not well of course) with her coworkers.

Her hobbies outside of work are hiking, golfing, being with friends, boating on their family pontoon, cheering on the Packers, and spending time at their family farm in Mineral Point.



Jess Schneider, CVT

Jess is a 2009 graduate from MATC and joined our staff in August 2010. Jess is originally from Waunakee but currently lives in Janesville with her husband, Adam, daughter, Nora, cat, Rocky, and dog, Kera. Jess enjoys spending time with her family and friends, traveling, camping, 4-wheeling, reading, and crafting. Prior to getting her degree as a CVT, Jess got a degree in early childhood education but followed her heart back to the furry babies.



Jackie Westbury, CVT

Jackie is another one of our senior technicians and joined our company in 2013. She is most often at our Stoughton office, though works most Mondays at our Edgerton office. Jackie lives in Stoughton with her husband, Jason, daughter, Anna Claire, and their Bullmastiff, Mabel. During her free time she enjoys traveling to her hometown of Sheboygan WI, (really traveling in general- anywhere with a body of water!), tending to her online jewelry business, eating any and all dairy products, and working on home decorating and DIY projects! In the office she enjoys joking around with her co-workers, exposing them to a little "Sheboygan flavor", and most importantly- getting to know clients and their pets!



Kelsey Zimmerman, CVT

Kelsey earned her degree in Veterinary Technology from Globe University in 2011 and became a Certified Veterinary Technician shortly thereafter. Upon graduation, she spent some time interning in the Cayman Islands working with marine mammals. She has always had a strong interest in imaging and a love for animals. Kelsey began working for Lakeland Veterinary Imaging in May 2014 with Dr. Heder and transitioned to working at Edgerton Veterinary Clinic and Lakeland Veterinary Care in the fall of 2016.

Kelsey currently lives in Madison with her dog, Chauncy, and turtle, Casanova. In her spare time, Kelsey enjoys being outdoors, doing adventurous activities, paddle boarding, working out, spending time with friends and family, and traveling.



Nicole Wojcik, CVT

Nicole is one of our senior technicians and has been a CVT for 9 years and has been with EVC and LVC for the past 4 years. Nicole’s favorite part of the job is helping animals living a happy and healthy life and the fact no two days are alike. Nicole currently lives with her husband, Jason, daughter, McKenzie, their dog, Duke, and their cats, Blaze and Rainbow Glitter Sparkles. In her spare time she enjoys spending time at their cabin, hiking, and fishing.



Tracy Bernstein, CVT, Groomer

Many of you may know Tracy as our groomer, but she is also a certified veterinary technician. Tracy has been with us since fall 2013 and graduated from Madison Area Technical College in the spring of 2014. In addition to caring for her zoo at home consisting of dogs, cats, a fish, and many reptiles, Tracy enjoys baking and spending time with her many nieces and nephews. She married William Bernstein in September 2018 and moved into their second home together in Evansville in 2019!



Pam Yessa, CVT

Pam is a 1988 graduate of MATC.  She joined our staff in Sept, 2014, and also works in the Critical Care Unit at the UW-Veterinary Teaching Hospital.  Pam lives in Evansville with a kitty, Maeve, and two Australian Shepherds, Bounce and Trip. Pam enjoys training and competing in obedience and herding with her Aussies. She also enjoys spending time with her son, who is enrolled at Madison College. Her non-animal activities include reading, gardening, and live music.


Office Staff

Connie Roberts

Connie has been employed by EVC since 1991.  She enjoys spending time with her husband Randy, along with her cats, Taco and Burrito.  Her hobbies include needlework, knitting, reading, and gardening.  She also enjoys bead work and making jewelry.




 Jackie Kranz, Receptionist and Veterinary Assistant

Jackie came to EVC and LVC in May 2017. She's worked with animals for over 12 years, at animal hospitals, as a dog trainer, and volunteering for an all dog breed rescue in Phoenix, AZ. Jackie is an animal lover but admits the senior pets have a special place in her heart as she often says she's a sucker for a gray furry face. She and her husband, Matt, are also the loving parents to a rescue dog, Linus. In her spare time Jackie enjoys reading, hiking, watching movies, and putzing around the house. 




Brooke Hataj, Receptionist and Veterinary Assistant

Brooke graduated from University of Wisconsin - Platteville in 2015 with a BS in Animal Science and joined the Edgerton Veterinary staff September 2016. She has always had a strong love and interest in animals and enjoys being able to expand her knowledge in the veterinary field. Brooke lives in Edgerton with her husband, Caleb, son, Malakai, Golden Retriever, Bonnie, two cats, Blackbeard and Skylar, and an assortment of chickens and the occasional turkey. In her free time, Brooke enjoys playing piano, gardening, doing artwork, and enjoying the outdoors with family and friends!

Elaine Gulseth, Receptionist and Veterinary Assistant

Elaine has always known she wanted to work with animals since she was little. She started Veterinary Technician classes while still in high school and got a job as an assistant in a clinic at seventeen. Elaine has been living what she does ever since! She enjoys most about being in the veterinary field is interacting with all the animals and being able to help in whatever way possible (especially with bulldogs, beagles, and goldens). She also enjoys interacting with clients and keeping them informed.

Elaine currently lives in Cambridge with her Beagle, Posie, Golden Retriever, Peyton, and her rescue, Lucy. Some of her hobbies outside of work include playing volleyball, going to classic rock concerts, playing guitar, and spending time with family and friends.