Kostelanetz LLP

Kostelanetz LLP is a boutique law firm of about 30 attorneys focusing on tax controversy, white-collar criminal defense, civil litigation, government procurement & contracting, and trusts & estates, with offices in New York City and Washington, D.C. We are a destination for the legal elite. Professionals come to our boutique practice because we focus on professional development and pursue excellence. Our supportive culture is tightly tied to low turnover, high promotion rates, outstanding legal work, and excellent client service.

Our firm is highly-regarded.  It is listed as a leading firm in The Legal 500®, Chambers USA, and in U.S. News’ “Best Lawyers in America®.”  Fourteen of our lawyers – including all ten of our partners – are individually recognized in “Super Lawyers®” or Best Lawyers.  Six of our lawyers are individually-ranked in Chambers.  Two of our partners are members of the prestigious American College of Trial Lawyers, and three are in Litigation Counsel of America.  Best Lawyers selected us as Law Firm of the Year for Tax Litigation in 2021 and 2022, and Chambers selected us as Tax Team of the Year in 2018.  We are also ranked by Best Lawyers for Commercial Litigation and White Collar Criminal Defense. 

Our team includes former federal prosecutors and law clerks, the former head of the Department of Justice’s Tax Division, and the former Chief of the Internal Revenue Service’s criminal investigation division.  Several of our partners are adjunct professors at Georgetown and NYU Law Schools.  Forty percent of our partners are women.  One of our partners was listed by Super Lawyers as one of New York’s 50 leading women lawyers, and one of the city’s top 100 lawyers, overall.