Margaret Gallagher Thompson

Senior Counsel

Margaret provides tax and estate planning advice to high net worth individuals and counsels family-owned businesses regarding the development and implementation of business succession plans. Margaret also advises clients in matters involving litigation in the Orphans’ Court.

Margaret is a member of the American, Pennsylvania, and Philadelphia Bar Associations. She is a fellow of the American College of Trust and Estate Counsel. Margaret is past chair of the Pennsylvania Orphans' Court Procedural Rules Committee. She is also past chair of the Philadelphia Bar Association’s Probate and Trust Law Section and the Section's Rules and Practice Committee. Margaret has served on the board of directors of the Mental Health Association of Southeastern Pennsylvania, and provides pro bono legal services through Philadelphia VIP and the Homeless Advocacy Project.

Margaret has been selected for inclusion in The Best Lawyers in America every year since 2006, and has been named a Pennsylvania "Super Lawyer" each year since 2004.

Margaret received her Bachelor of Science, magna cum laude, from Pennsylvania State University, and her Master of Arts, magna cum laude, from Ohio State University. In 1989, she graduated, magna cum laude, from Temple University Beasley School of Law, where she served as executive editor of the Temple Law Review. Following law school, Margaret clerked for Hon. Anthony J. Scirica, of the U.S. Court of Appeals for the 3rd Circuit.

News

More Than 200 Cozen O’Connor Attorneys Named Best Lawyers and Ones to Watch

August 22, 2022

210 Cozen O’Connor lawyers from 24 of the firm’s nationwide offices for inclusion in the 2023 edition of The Best Lawyers in America.

49 Cozen O'Connor Attorneys Named Pennsylvania Super Lawyers and Rising Stars

June 01, 2022

Super Lawyers has selected 49 Cozen O'Connor attorneys to the 2022 Pennsylvania Super Lawyers and Rising Stars lists.

More Than 205 Cozen O’Connor Attorneys Named Best Lawyers and Ones to Watch By The Best Lawyers In America

August 19, 2021

Best Lawyers selected 210 Cozen O’Connor lawyers from 23 of the firm’s nationwide offices for inclusion in the 2022 edition of The Best Lawyers in America.

47 Cozen O'Connor Attorneys Named Pennsylvania Super Lawyers and Rising Stars

May 28, 2021

Super Lawyers has selected 47 Cozen O'Connor attorneys to the 2021 Pennsylvania Super Lawyers and Rising Stars lists.

More Than 200 Cozen O’Connor Attorneys Named Best Lawyers and Ones to Watch By The Best Lawyers In America

August 20, 2020

Best Lawyers selected 201 Cozen O’Connor lawyers from 23 of the firm’s nationwide offices for inclusion in the 2021 edition of The Best Lawyers in America© (Copyright 2020 by Woodward/White, Inc., of Aiken, SC).

Fifty-Eight Cozen O'Connor Attorneys Named Pennsylvania Super Lawyers and Rising Stars

June 05, 2020

Super Lawyers has selected 58 Cozen O'Connor attorneys to the 2020 Pennsylvania Super Lawyers and Rising Stars lists.

138 Cozen O’Connor Attorneys Named to the Best Lawyers in America

August 28, 2019

Best Lawyers selected 138 Cozen O’Connor lawyers from 21 of the firm’s national offices for inclusion in the 2020 edition of The Best Lawyers in America.

64 Cozen O'Connor Attorneys Named Pennsylvania Super Lawyers and Rising Stars

May 21, 2019

Super Lawyers has selected 64 Cozen O'Connor attorneys to the 2019 Pennsylvania Super Lawyers and Rising Stars lists.

126 Cozen O’Connor Attorneys Named to the Best Lawyers in America

August 22, 2018

One hundred twenty-six Cozen O’Connor lawyers from 20 of the firm’s national offices have been selected for inclusion in the 2018 edition of The Best Lawyers in America.

Fifty-four Cozen O’Connor Attorneys Named 2018 Pennsylvania Super Lawyers and Rising Stars

June 12, 2018

Super Lawyers has named 54 Cozen O'Connor attorneys to its 2018 Pennsylvania Super Lawyers and Rising Stars lists.

Cozen O’Connor Attorneys Named Pennsylvania Super Lawyers By Law & Politics

May 29, 2008

Cozen O’Connor is proud to announce that 42 attorneys from the firm’s Philadelphia and West Conshohocken offices have been named 2008 Pennsylvania Super Lawyers by Law & Politics, and will appear in the June 2008 issues of Philadelphia magazine and Pennsylvania Super Lawyers.

Publications

Clock is Running on Gifting Opportunities [Private Client Services Alert]

May 01, 2012

Clock is Running on Gifting Opportunities - Private Client Services Alert - As you may know, the exemption for both gift tax and estate tax purposes for the balance of this calendar year is $5,120,000 per person.

End-of-Year Estate Planning [Private Client Services Alert!]

December 07, 2009

End-of-Year Estate Planning - Private Client Services Alert! - As we move quickly toward year end, consider the following for this year and for 2010"End-of-Year Estate Planning".

End-of-Year Estate Planning [Trusts & Estates Alert!]

November 19, 2008

End-of-Year Estate Planning - Trusts & Estates Alert! - As we march quickly through the last quarter of 2008, consider
the following for this year and for 2009.
2008 ANNUAL EXCLUSION GIFTS - $12,000
2008 AND 2009 CHARITABLE DONATIONS FROM IRAS
2009 ANNUAL EXCLUSION GIFTS - $13,000
2009 INCREASE IN COMBINED ESTATE AND GIFT TAX
EXCLUSION TO $3.5 MILLION PER PERSON

New Pennsylvania Trust Law, New Notice Obligations for Trustees [Trusts & Estates Alert!]

October 03, 2008

New Pennsylvania Trust Law, New Notice Obligations for Trustees - Trusts & Estates Alert! - On July 7, 2006 the Pennsylvania legislature changed the landscape of Pennsylvania trust law by enacting the Pennsylvania Uniform Trust Act (“Act”). The Act includes many provisions that update, clarify and codify the Pennsylvania law of trusts, taking much of the uncertainty out of
the creation and administration of trusts. The Act also introduces a new requirement for Pennsylvania trustees. The Act requires
trustees to advise the trust beneficiaries of

Industry Sectors

Education

  • Temple University School of Law, J.D., 1989
  • Ohio State University, M.A., 1979
  • Pennsylvania State University, B.S., 1974

Awards & Honors

Legal Services Recognition Award from the Philadelphia Bar Foundation’s Philadelphia Homeless Advocacy Project, 2006

Best Lawyers in America, 2006-2023

Super Lawyers, 2004-2019, 2022

  • Pennsylvania
  • Court Of Common Pleas - Bucks County
  • Court Of Common Pleas - Chester County
  • Court Of Common Pleas - Delaware County
  • Court Of Common Pleas - Philadelphia County
  • Court Of Common Pleas- Montgomery County
  • Pennsylvania Supreme Court

The Honorable Anthony J. Scirica, the U.S. Court of Appeals for the Third Circuit

  • American Bar Association
  • American College of Trust and Estate Counsel
  • Pennsylvania Bar Association
  • Philadelphia Bar Association