Larry Wieseneck

Managing Director & Co-President, Cowen & Company at Cowen Group

Mr. Wieseneck is Co-President of Cowen and Company and Head of Investment Banking.

Under his leadership, the Investment Bank has emerged as a leading strategic advisor, offering a broad array of solutions both within Advisory (M&A, Private Capital Solutions, Sponsors) and Underwriting. Mr. Wieseneck is the Executive Sponsor of Cowen’s OUTperformers, Cowen’s LGBTQ+ employee resource group. He also serves on the Board of Directors for Echoing Green and Hum Capital and is on the Advisory Board of Forwardlane.

Prior to joining Cowen, Mr. Wieseneck was COO and Head of Merchant Banking at Roundtable Investment Partners, a Multi-family Office and Registered Investment Advisor. From 1997-2014, Mr. Wieseneck was with Barclays and its predecessor, Lehman Brothers. During the majority of his 17-year tenure, he was the Head of Global Finance and Risk Solutions. He also served in a variety of senior roles including Co-Head of Markets and Chief Strategy Officer for the Corporate and Investment Bank.

Mr. Wieseneck has a B.S. from The Wharton School of the University of Pennsylvania and an MBA from New York University Stern School of Business.


  • Managing Director & Co-President, Cowen & Company

    Current role

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