Brian Kersten Wisconsin has been a steadfast advocate for animal welfare throughout his distinguished career as a veterinarian. Born and raised on a farm in Appleton, Wisconsin, his early experiences with animals nurtured a deep-rooted passion for veterinary science. After excelling in his studies and graduating with high distinction from the University of Minnesota with a Bachelor of Science in Animal Science in 1977, he was well-prepared to make significant contributions to veterinary medicine.

In 2021, he furthered his commitment to accessible animal healthcare by establishing the Mercy Veterinary Service in Baldwin, Wisconsin. He founded and operates this clinic to provide affordable veterinary care, focusing on small animal medicine, surgery, and dentistry. His initiative ensures that pets receive medical attention regardless of their owners' financial capabilities.

Additionally, he contributes his skills as a relief veterinarian in Amery, Wisconsin. This role involves assisting various veterinary practices when needed, which helps enhance the quality of care provided in the region and expands its impact on animal health.

Her professional journey in veterinary medicine began after he earned his Doctor of Veterinary Medicine degree in 1983. He started in a mixed animal practice in Burlington, Wisconsin, where he gained extensive practical experience. In 1985, he dedicated himself to humanitarian efforts, spending 2.5 years in Haiti to support rural communities, underscoring his commitment to human and animal welfare.

Upon his return to the United States in 1987, he joined a mixed animal practice in Baldwin, Wisconsin. He eventually purchased this practice in 2001, transforming it into a vital resource for the community. He also served as the President of the Pierce St. Croix Humane Society from 2001 to 2003, enhancing his role in local animal welfare initiatives.