
Mike Tiedemann
Chief Executive Officer, Board Member
President, Asset Management
New York
Spiros was the President of TIG Advisors for more than 15 years before it merged to create AlTi. Previously, he worked for the law firm Seward & Kissel LLP, representing and advising clients in the formation and distribution of domestic and offshore hedge funds, master-feeder funds, and fund-of-funds pursuant to U.S. federal and state securities law.
In 2014, Spiros was named “Lawyer of the Year” by the Hellenic Lawyers Association. He currently serves as Chairman of the Greek Division Board of Directors for the New York Ronald McDonald House.
Spiros holds a Bachelor of Arts degree in government and economics from Dartmouth College and a Juris Doctor degree from Fordham University.