Mr. Shlionsky founded Rosemawr in August 2008. Prior to starting Rosemawr, Mr. Shlionsky was a Managing Director at Lehman Brothers, where he served as Head of Municipal Derivative and Structured Products Trading. He managed proprietary positions in municipal bonds, focusing primarily on securities that involved structural or credit complexity. Mr. Shlionsky also oversaw trading and structuring of all interest rate and credit products related to the municipal asset class or involving a municipal issuer, and was a member of the firm’s Municipal Credit Committee. He joined the Municipal Derivatives trading desk at Lehman Brothers in 1995. He graduated magna cum laude with an A.B. in Applied Mathematics from Harvard University.