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B.J. "Johan" Rosenberg 

Chairman and General Partner of Tril 1 LP 

Johan Rosenberg is a visionary leader with nearly three decades of financial advisory experience, first at a national nonprofit organization providing funding to community developers in disadvantaged communities and then at two national advisory firms. With a vast network of contacts in the financial services domain, Mr. Rosenberg monitors new products and trends in other sectors, exploring their application to the needs of his clients. He also follows legal and regulatory changes, developing innovative products and services in anticipation of his clients’ evolving requirements. Mr. Rosenberg’s achievements include the conceptualization and development of the first independent swap valuation and monitoring service, HedgeStar (formerly DerivActiv), and an online bond pricing transparency service, MuniPriceTracker. He also has overseen over $100 billion in debt and hedging transactions.


Mr. Rosenberg holds a master of business administration degree with concentrations in finance and accounting from the University of Saint Thomas and a bachelor’s degree in economics from the University of Minnesota. He passed the MSRB Series 50 Examination to become a qualified municipal advisor representative.  Mr. Rosenberg also earned a Chartered Alternative Investment Analyst (CAIA) designation from the Chartered Alternative Investment Analyst Association.   

Minneapolis Office 
Office: 952-746-6030
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