Michael Sardar has extensive experience in a wide range of tax controversy and white-collar criminal defense matters. Mr. Sardar represents clients in all stages of civil and criminal tax controversies before the Internal Revenue Service (IRS), state tax authorities, the Department of Justice, and local prosecutors.

About Us: Kostelanetz, LLP enjoys an unparalleled national reputation for representing clients in sensitive and high-stakes negotiations and controversies with government agencies, including tax audits and trials, regulatory investigations, white-collar criminal defense, and complex litigation. Our attorneys are dedicated to providing the finest legal services in all phases of representation, from factual development, through an audit or investigation, to trial or negotiated resolution. We also have an active practice providing tax planning advice, estate planning, and representation in government procurement and government contracting.