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Tonka Bay announced the sale of United Skin Specialists.

Tonka Bay announced the sale of United Skin Specialists.

MINNETONKA, MN (January 9, 2024) — Tonka Bay Equity Partners LLC (“Tonka Bay”) has announced the sale of United Skin Specialists LLC (“USS”) to Schweiger Dermatology Group (“SDG”). Based in Minneapolis, Minnesota, USS provides practice management services to a variety of well-established dermatology offices in the Midwest.

Tonka Bay partnered with Dr. Brian Zelickson in 2015 to form USS and pursue a medical practice management strategy in dermatology. Tonka Bay was able to leverage its previous healthcare practice management experience, while capitalizing on the extensive professional network established by an industry-leading physician. USS has grown through making acquisitions, opening new locations and offering additional services.

Kam Kielhorn, Principal at Tonka Bay, said, “United Skin Specialists has developed into a leading dermatology practice management company in the Midwest with a talented group of providers and support staff. Schweiger Dermatology Group’s shared vision and values made them an ideal fit for USS. Combined, they are well positioned for continued success.”

“Tonka Bay provided valuable expertise and capital support as our management team navigated acquisitions, expanded our services, and improved operational metrics,” Dr. Zelickson added. “We look forward to a promising future with Schweiger Dermatology Group.”   

Brown Gibbons Lang & Company served as the exclusive financial advisor to USS.

About USS

Minnesota-based United Skin Specialists LLC (“USS”) provides shared practice management services to its network of well-established dermatology practices. USS is known for its commitment to clinical independence and autonomy through a collaborative, custom approach to practice management. Its goal is to maintain and expand patient-oriented dermatologic services, and to create a great work environment for providers and support staff. For more information, visit


About Tonka Bay Equity Partners

Tonka Bay builds bigger, better businesses. Based in Minnetonka, Minnesota, Tonka Bay Equity Partners is a private investment firm that acquires and invests in growth-oriented businesses in the highly engineered manufacturing, business services and value-added distribution sectors. For more information call (952) 345-2030 or visit

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