Languages

German, English

Kari Foss-Persson is a U.S. Attorney at Law (licensed in Minnesota) and Head of the U.S. Desk at WINHELLER. With over a decade of experience in U.S. immigration, corporate, and employment law, she specializes in advising businesses and individuals on international mobility and cross-border legal matters.

Kari provides strategic legal counsel to clients across a range of sectors, including financial services, media, publishing, and retail. She also represents families and high-net-worth individuals planning travel, relocation, or immigration to the United States.

Her practice covers the full spectrum of U.S. visa categories, with a particular emphasis on supporting international companies seeking to establish or expand their presence in the U.S. She frequently advises startups, founders, and established businesses on U.S. entity formation—from choosing the appropriate legal structure and drafting incorporation documents to developing tailored visa strategies. She has extensive experience handling E-2 and E-1 consular registrations as well as L-1 petitions for new offices, ensuring seamless coordination between corporate and immigration law requirements.

In the area of global mobility, Kari advises international companies on secondment agreements, compliance with U.S. and foreign tax and labor regulations, and legal risk management for international assignments. She supports clients in designing effective mobility strategies and ensures compliant implementation of cross-border operations.

Kari is admitted to the bar in both the United States and Germany. She is a member of the Minnesota State Bar Association and the Frankfurt Bar Association and is authorized to practice before the Supreme Court of Minnesota.

Originally from Austin, Texas, Kari moved to Germany twelve years ago as an Alexander von Humboldt Scholar. She now lives in Frankfurt/Main with her husband and three children, and she is fluent in both English and German.