Ivey, Barnum & O'Mara, LLC




NEW CANAAN203-966-1492


NEW YORK212-764-0900


WHITE PLAINS914-517-7578


Lauren J. McCallion

Phone: 203-661-6000
Location: Greenwich, CT
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Lauren J. McCallion

Lauren McCallion joined Ivey, Barnum & O'Mara in 2019. Lauren grew up in Edgemont, New York before attending Muhlenberg College where she received a B.A. in English and Studio Art. She received her J.D. from Pace University Elisabeth Haub School of Law in 2006. Before joining Ivey, Barnum & O'Mara, Lauren was a Junior Partner in a law firm in Westchester County, New York.

Lauren’s areas of practice include estate and tax planning, including preparation of Wills, Trusts, Powers of Attorney, Living Wills, Health Care Proxies, and Funeral Directives. In addition, she handles all aspects of trust and estate administration from inception to closing, including the preparation of accountings, estate tax, fiduciary income tax, and gift tax returns. Lauren also handles residential real estate.

As an active member of the community, Lauren is currently the Ninth District Representative for the Trust and Estate Law Section Executive Committee of the New York State Bar Association. In this role, she is also a member of the Ninth Judicial District Surrogate’s Committee. In addition, Lauren serves on the Trust and Estate Section Executive Committee for the Westchester County Bar Association and is the Treasurer for the Estate Planning Council of Westchester County. Lauren currently lives in White Plains, New York and serves as a member of the White Plains Conservation Board and as a board member of the White Plains Rotary Club.

Practice Areas

  • Estate & Tax Planning
  • Trust & Estate Administration
  • Residential Real Estate


  • Muhlenberg College
  • Pace University Elisabeth Haub School of Law

Professional Affiliations

  • New York State Bar Association
  • Westchester County Bar Association
  • Estate Planning Council of Westchester County
National Trial Lawyers National Trial Lawyers Top 100 AV Rating Multi Million Dollar Advocates Forum CBA Club Super Lawyers National Trial Lawyers Association
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