Andrew B. O'Donnell

Legal Administrative Assistant Sara J. Karlstad


Andy is a partner of the firm, practicing in the areas of tax law and estate and business planning. He is the former chair of the Trusts and Estates Group, and previously served on the firm's Management Committee.

He provides estate planning for high-net-worth individuals, business succession planning for business owners and tax advice to individual and business clients in connection with many types of transactions, including business acquisitions and restructurings; venture capital fund formation and structuring; equity compensation strategies; business formations and combinations; formation, qualification and operation of tax-exempt organizations; and tax-exempt bond financings. Boston magazine and Law & Politics named Andy one of Massachusetts "Super Lawyers" for 2004, 2006 and 2008-2013. Andy was selected by his peers for inclusion in The Best Lawyers in America ©2018 in the field of Tax Law (Copyright 2018 by Woodward/White, Inc., of Aiken, SC). First listed 1989. Andy has received an AV® Preeminent Peer Review Rating by Martindale-Hubbell, the highest rating available for legal ability and professional ethics.

Bar & Court Admissions

  • Massachusetts
  • Suffolk University Law School JD
  • Boston University School of Law LLM, Taxation
  • Williams College BA


  • "Qualifying for Tax Exemptions," in Massachusetts Nonprofit Organization (MCLE)(contributing author)

Professional / Community Affiliations

  • National Association of Bond Lawyers
  • Worcester Academy, member and former president of the Board of Trustees
  • Worcester Business Development Corporation, Board of Directors
  • Worcester Municipal Research Bureau
  • Worcester Chamber of Commerce, former member of the Board of Directors
  • Union Station Alliance, founding member
  • Preservation Worcester, former president
  • West Side Babe Ruth League, coach and board member Greater Worcester Community Foundation and the Worcester Boys Club, corporator
  • American Bar Association, Tax and Probate Section
  • Massachusetts Bar Association, Tax and Probate Section; former chair of the Tax Council
  • Worcester County Bar Association, Tax and Probate Sections

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