Andrew Sidamon-Eristoff was most recently a private investor and consultant in tax administration. From September 2003 until November 2006, Mr. Sidamon-Eristoff served as Commissioner of the New York State Department of Taxation and Finance, the nation's second-largest state revenue administration. Mr. Sidamon-Eristoff had previously served as the Department's Executive Deputy Commissioner.
His public career to date also includes service as New York City Commissioner of Finance from 1999 to 2002. He was elected three times to the New York City Council, as a Republican representing Manhattan, where he served from 1993 to 1999. He also served as a legislative counsel in the New York State Senate. Prior to entering public service, Mr. Sidamon-Eristoff was an associate at the law firm of Webster and Sheffield, specializing in federal and state income tax planning and compliance.
Between the end of 2006 and the end of 2008, Mr. Sidamon-Eristoff performed a series of short-term consulting assignments for Chemonics International, an international development consulting firm, then executing a Business Climate Reform Project in the Republic of Georgia for the U.S. Agency for International Development.
Mr. Sidamon-Eristoff is a former member of the Internal Revenue Service's Electronic Tax Administration Advisory Committee and a former trustee of several non-profits including Scenic Hudson, the St. Bernard's School, the New York League of Conservation Voters Education Fund and the Hudson Highlands Land Trust. He is a member of the Association of the Bar of the City of New York. He is also a former President of the North Eastern States Tax Officials Association and board member of the Federation of Tax Administrators.
Andrew Sidamon-Eristoff was born in New York City in 1963. A graduate of St. Bernard's School (1977) and the Hotchkiss School (1981), he earned a bachelor's degree, cum laude, in politics from Princeton University (1985) and a juris doctor degree, cum laude, from Georgetown University Law Center (1989). He earned an Advanced Professional Certificate in Information Technology from New York University in 2000. He gained admission to the New York State Bar in 1990. Mr. Sidamon-Eristoff is married to the former Catherine E. Baxter, a Managing Director at Constellation Wealth Advisors in New York City. They currently reside in Princeton with their three children.