Mark Windfeld-Hansen is co-chair of the tax practice group. Prior to joining Cooley in 2008, Mark was a shareholder of Heller Ehrman and member of its Venture Law Group. Before its merger with Heller Ehrman, he was a director of Venture Law Group and head of its tax group. Prior to joining VLG, he was a partner and co-chairman of Morrison & Foerster's tax department. He has 20+ years of experience as a tax lawyer.
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