For nearly 80 years, Kostelanetz LLP has built a global reputation as a law firm of choice for clients facing high-stakes controversies, negotiations with government agencies, and complex domestic and international tax planning decisions. Our attorneys have extensive experience in tax controversy, tax fraud defense, white-collar criminal defense, trust and estate planning, transactional tax planning, and government investigations. We are regularly called upon to handle the most challenging and sensitive matters and internal investigations. Important parts of the firm’s practice also include commercial litigation and government procurement and contracting.
About Kostelanetz LLP
“A firm of extraordinary quality” – The Legal 500
“An expert tax boutique” – Chambers USA
Kostelanetz attorneys are highly skilled and approach each matter strategically based on decades of administrative and litigation experience and as advisors on domestic and international tax compliance issues. Many of our attorneys have served as former senior officials within the Internal Revenue Service, the U.S. Department of Justice, the Securities and Exchange Commission, and other federal and state prosecutors’ offices. Several of the firm’s attorneys have served as federal judicial law clerks and/or have master’s degrees in taxation.
The firm and its attorneys have been honored and recognized by major, independent national and international legal rankings agencies, including Chambers USA, The Legal 500, Best Lawyers, and Super Lawyers.
Kostelanetz LLP attorneys are thought leaders who frequently write articles for The CPA Journal, Tax Notes, The Journal of Tax Practice & Procedure, Law360, and other respected publications on the latest topics and trends in tax law, civil and criminal tax enforcement, transactional tax planning, estate and trust planning, commercial litigation, and white-collar criminal defense, including recent developments in IRS audits, IRS criminal investigations, state and local enforcement actions against alleged tax evasion, and enforcement measures taken by the Justice Department, the SEC, FinCEN, and various government regulatory agencies.
Several of our partners teach at top law schools (such as NYU and Georgetown), present CLE/CPE courses on tax-related and legal ethics topics, and are often hired as expert witnesses or consultants in tax controversy litigation.
Our individual and institutional clients have immediate access to the firm’s partners and most senior attorneys. The firm focuses on providing value to its clients and is sensitive to the balance between cost and benefit inherent in every legal assignment. As a result, we have the depth and flexibility to add attorney strength as the needs of the client or matter demand.
Kostelanetz and its attorneys have been honored and recognized by major, independent national and international legal rankings agencies, including Chambers USA, The Legal 500, Best Lawyers, and Super Lawyers. Our lawyers are members of some of the most prestigious legal associations in the country, including the American College of Trial Lawyers, the American College of Tax Counsel, and the Litigation Counsel of America. Our attorneys have also been included on lists of the most influential lawyers in New York, including City & State NY’s “Law Power 100” list.
Kostelanetz LLP is a destination for the legal elite. Lawyers come to our boutique practice because we focus on our lawyers’ professional development and pursue excellence. Our supportive culture is tightly tied to low associate-turnover, high promotion rates, outstanding legal work, and excellent client service.
Kostelanetz LLP has a deep-rooted history of helping the underserved through pro bono legal work. We are passionate in our belief that pro bono service is a vital commitment for all law firms, and we take to heart, and strive to alleviate to the very best of our ability, the acute need for pro bono services where we are based — New York, Washington, D.C., and Atlanta — as well as in other areas of the country.
