Meet the friendly staff at Spartan Animal Hospital!

  • Jen Marsden
    DVM, Owner

    Dr. Jen graduated from Beloit College with a Bachelor's of Science, then headed out west to Washington and Idaho where she began her career in the veterinary field. After working as a veterinary assistant for 3 years, she decided to pursue a Doctor of Veterinary Medicine degree from Iowa State University. After graduating with her DVM in 2015, she has worked with all species large, small, and exotic. Dr. Jen joined the Spartan team in 2017. She has a particular interest in pain management, preventative health, surgery, dentistry, and exotics. In her free time, Dr. Jen enjoys backpacking and kayaking with her husband and two dogs. Dr. Jen is accepting new patients and looks forward to meeting you and your pets!

  • Lisa Swanek

    Dr. Lisa grew up in Milwaukee, WI, and has always been drawn to animals. She would often bring home animals in need when growing up. Dr. Lisa is a 1995 graduate of the UW-School of Veterinary Medicine. She enjoys internal and preventative medicine as well as dermatology. In her free time, Dr. Lisa enjoys time outdoors, campfires, hiking, time spent with family and friends, furniture makeovers, and new adventures. She currently has two young rescue dogs, Stanley and Ralphie.

  • Rebecca Dallwig

    Dr. Becky grew up in Middleton, so she is thrilled to be back home in the Madison area and a part of the Spartan team! She graduated from the University of Wisconsin-Madison with both a Bachelor of Science degree, and her Doctor of Veterinary Medicine degree in 2008. She worked in emergency medicine for several years before moving back into general practice. She also brings a wide range of experience with exotic animals, including several publications. In addition to exotics, her special interest is ultrasound - which like most aspects of medicine is always evolving. Dr. Becky keeps busy during off-hours with pretty much anything outdoors and adventurous. She especially loves traveling with adventures ranging from African safaris, to scuba diving in Bali, and more recently Peru and the Amazon rainforest! She lives in Verona with two of the three cats that she started vet school with - Jackson and Mya (the diva!) - and a bearded dragon named Oscar. Dr. Becky looks forward to getting to know you and your special pet.

  • Fallon Ready
    Practice Manager

    Fallon is our Practice Manager and has been with Spartan since 2003. After studying psychology at the University of Wisconsin, Milwaukee she decided her interests lie in the veterinary field. Providing a client centered environment and getting to know the clients and patients of Spartan is important to Fallon.  She resides with her husband Pete and daughter Milan. She also shares her home with her dog Fenn, cats Jamison and Casper, and a pygmy goat named Ennis. In her spare time, Fallon enjoys spending time with family and friends, outdoor adventure activities, reading and volunteering in the human hospice field.

  • Jesse Shunk
    Lead CVT

    Jesse has been a team member of Spartan Animal Hospital since February 2015. He graduated from Globe University and became a CVT in 2015 as well. Jesse currently has one dog named Cookie Mommer, and one cat named Miska. He loves exotics and some day wants to have his own aviary. Jesse resides in Cottage Grove with his wife Rachel, son Aaron, and daughter Taylor. In his free time Jesse enjoys outdoor activities, sports, reading, and most importantly spending time with family and friends.

  • Haley Sobczak

    Haley is our McFarland born and raised Certified Veterinary Technician. Haley has used the opportunity to know our clients on a personal and professional level. Haley first started working at Spartan Animal Hospital in high school as cleaner, then after her experience with Spartan - enrolled in Madison Area Technical College's veterinary technician program. Haley graduated from the program in 2003 and joined Spartan as a Certified Veterinary Technician in 2004. Haley currently resides in Stoughton with her husband Dan and son Cameron. Haley and her family are lovers of all species great and small. They currently have one dog, one cat, one bird, one ferret, one hedgehog, one salamander, one chameleon, three fire belly toads, four bearded dragons, three Russian tortoises and one three toed box turtle. In her free time Haley enjoys camping, taking walks, reading and spending time with family and friends.

  • Amber Schmidt-Bedker

    Amber joined Spartan Animal Hospital in 2017 as a certified veterinary technician. She graduated from Madison College's vet tech program in 2016. Amber enjoys working with a variety of animals, with a special interest in rabbits. In her spare time she enjoys gardening, traveling and hiking. She lives with her husband and 2 rabbits, Bandit and Chewie. 

  • Mikayla Kowal

    Mikayla joined Spartan in June of 2018. She currently lives in Windsor with her boyfriend Audie. Mikayla enjoys working with all types of animals; from exotics to dogs and cats. She has two snakes, a tartantula, and two cats. In her spare time, she enjoys relaxing at home with her critters, bike riding, and traveling. She enjoys meeting all of the furry, feathery, and scaly patients that come to the clinic!

  • Kara Shogren
    Customer Service Representative

    Kara joined the Spartan Animal Hospital team in the spring of 2019 as one of our customer service representatives. She grew up in Stevens Point and that is where she attended the University of Stevens Point with a major in psychology. Kara has always had a love of animals and is happy to be a part of the SAH team. Kara lives in Madison with her husband Tyler and their daughter Emily. They have 2 cats, Lantern and Dorian, as well as a dog named Tucker. Kara enjoys running, playing board games with her family and gardening.

  • Kelsey Backes
    Customer Service Representative

    Kelsey joined the Spartan team in 2021. She grew up in Edgerton, WI where she currently resides. Kelsey has 3 brothers and sisters. She is currently attending school to become a medical assistant. In her free time, Kelsey enjoys spending time with friends and family, being out on the water on her boat, and listening to live music. Kelsey has two labs, Shiloh and Starr, they are mom and daughter and have the best doggy relationship. They love visiting the family cottage and playing fetch in the water.

Our Locations

Office Hours


7:30 am-6:00 pm


7:30 am-6:00 pm


7:30 am-6:00 pm


7:30 am-6:00 pm


7:30 am-6:00 pm