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Patricia Gannon

Partner, Chair of the Immigration & Naturalization Group, and Deputy Managing Partner of the New York Office

Patricia L. Gannon is a partner and chair of Greenspoon Marder’s Immigration and Naturalization practice group, member of the Management Committee, and serves as the Deputy Managing Partner of the New York office at the firm. Ms. Gannon focuses her practice on business immigration. She advises multi-nationals on employment verification matters and develops various compliance strategies and programs. Ms. Gannon, as a member of the Foreign American Counsel, concentrates her international practice on global immigration and provides outbound assistance to foreign companies. She facilitates and organizes global human resources through the implementation of visa and management of global mobility staff.

Ms. Gannon has represented Fortune 500 companies, artists, Olympic athletes, banking, telecommunications and an array of international high net individuals.

Previously, Ms. Gannon was the deputy district counsel for the former Immigration and Naturalization Service, where she spearheaded nationwide enforcement initiatives and worked with the Eastern Region Service Centers’ policy and enforcement of employment eligibility verification forms. She also served as a special assistant to U.S. Attorney for the Eastern District of New York where she investigated and prosecuted many complex immigration civil cases.

Ms. Gannon has lectured nationally and internationally on immigration issues to bar associations and industry groups.

Bar Admissions

  • Minnesota
  • New Jersey


  • J.D., William Mitchell College of Law, 1990
  • B.A., University of Minnesota, Twin Cities Campus, 1986
  • Universidad De Cadiz, 1984-1985

Other Languages

  • Spanish

Professional and Community Involvement

  • Judges and Lawyers Breast Cancer Alert, Board Member, 2024
  • National Diversity Council
    • Tri-State Diversity Council, Board of Directors, 2019-2020
    • Tri-State Diversity Council, New York Advisory Board Representative, 2018-2019
  • New York State Bar Association, Immigration Section, Past Chair
  • International Talent Mobility Team, Leadership Team
  • United States Chamber of Commerce, Employment Labor Committee, Immigration Sub-Committee, Member
  • American Immigration Lawyers Association (AILA), Member
  • Employer Sanctions Legislative Committee and the Anti-Exploitation Task Force Committee, Member

Speaking Engagements

  • Featured Speaker, “Legally Poured: Navigating Immigration Challenges in the Alcohol Industry,” Women of the Vine & Spirits, July 24, 2024
  • Featured Speaker, “Unraveling the Shohei Ohtani Interpreter Scandal & Its Intersection with Sports, Insurance & Immigration,” Webinar, May 21, 2024
  • Featured Speaker, “The Evolving Talent Landscape in the Legal Profession – How to Adapt, Overcome, and Thrive,” ALM Legal Week, February 1, 2024
  • Featured Speaker, “Basic Immigration Law 2024: Business, Family, Naturalization, and Related Areas”, Practicing Law Institute (PLI), February 1, 2024
  • Featured Speaker, “Basic Immigration Law 2024: Business, Family, Naturalization, and Related Areas”, Practicing Law Institute (PLI), February 2, 2023
  • Speaker, “Immigration and our Borders: New Initiatives” GM Webinar, April 13, 2021
  • Speaker, “Travel Bans and Border Restrictions: What Next Under President-Elect Biden,” New York State Bar Association, January 22, 2021
  • Speaker, ““Medical and Recreational Marijuana in the Workplace or as a Business,”  New York State Bar Association: Labor & Employment Law Section’s Fall Meeting, September 20, 2019
  • Speaker, “How Do You Charge – Flat Fee or Hourly Rate?,” American Immigration Lawyers Association (AILA) Annual Conference on Immigration Law, June 19, 2019
  • Featured Judge, 2019 National Immigration Law Competition, New York University Law Moot Court Board, February 1-2, 2019
  • Speaker, “Investment and Citizenship Portfolios,” Latin American Lawyer Forum, September 13, 2018
  • Speaker, “Forming and Dissolving Partnerships,” AILA Annual Conference on Immigration Law, June 14, 2018
  • Speaker, “Labor & Employment Law Section Fall Meeting,” New York State Bar Association, October 20-22, 2017
  • Speaker, “How to Prepare Your Clients for Potential Raids,” Webinar Presented by American Immigration Lawyers Association, July 18, 2017
  • Speaker, “2017 AILA Employer Compliance and Worksite Enforcement Conference,” American Immigration Lawyers Association, February 10-11, 2017
  • Speaker, “Clinton vs. Trump on Immigration – An overview of Very Different Perspectives,” Webinar Presented by New York State Bar Association, October 19, 2016
  • Speaker, “Basic Immigration Law,” Practice Law Institute, March 23, 2006, 2011
  • Speaker, “The Need for a U.S. Immigration Reform: The U.S. and Mexican Perspective,” United States-Mexico Chamber of Commerce, March 2, 2006


  • U.S. News & World Report, “Best Lawyers in America,” Immigration Law, 2014 – 2024
  • New York Journal, “Distinguished Leaders” New York Legal Awards, 2023
  • Lawdragon “100 Leading Immigration Lawyers” guide, 2023-2024
  • Latino Leaders magazine, “Top Latino Lawyer,” 2022
  • Crain’s New York Business, “Notable Hispanic Leaders and Executives” list, 2021
  • New York Business Journal, “Women of Influence” 2021
  • Best Lawyers, “Women in the Law” 2021
  • The National Law Journal, “Immigration Law Trailblazer,” 2018, 2020, 2023
  • InterContinental Finance Magazine, Legal Excellence Award, 2011 – 2016
  • Who’s Who Legal, 2008 – Present
  • Attorney General Award, Outstanding Compliance with EEO Hiring Practices, Nominated
  • Department of Justice, Outstanding Performance in Investigation and Prosecution


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