Joseph Hage Aaronson LLP
Jonathan Olsoff is a seasoned attorney with extensive experience in the art law sector, currently serving as a Partner at Joseph Hage Aaronson LLP since February 2023. Prior to this role, Jonathan was a Partner at Olsoff|Cahill|Cossu LLP from February 2020 to February 2023, where the firm focused on art law transactions, litigation, and counseling. Jonathan's prior experience includes a notable tenure at Sotheby's, serving as Worldwide General Counsel and Executive Vice-President, along with the role of North American General Counsel and Senior Vice-President from May 1997 to December 2019. Jonathan holds a Juris Doctor degree from American University and a Bachelor's degree in Political Science and Government from Tufts University.
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