135 Main Street
20th Floor
San Francisco, CA 94105

Specializing in the Law of Nonprofit Organizations

Nancy E. McGlamery, Principal Rosemary E. Fei, Principal Stephanie L. Petit, Principal Steven R. Chiodini, Of Counsel Emily Chan, Of Counsel Shirley J. McLaughlin, Principal Erik Dryburgh, Senior Counsel Matt Clausen, Principal David A. Levitt, Principal Gregory L. Colvin, Emeritus Eric K. Gorovitz, Principal Ingrid Mittermaier, Principal Robert A. Wexler, Principal

Adler & Colvin is a group of seasoned attorneys based in San Francisco, deeply committed to serving the legal needs of the nonprofit sector.  The firm brings an unrivaled depth of expertise and passion to its representation of tax-exempt organizations and individual philanthropists.

Upcoming Events

In-Person Conference

Western Conference on Tax-Exempt Organizations - Loyola Law School - Session: Attorney General Developments: Platform Regulations and Other Current Issues

December 1, 2022

Moderator:  Ingrid Mittermaier


  • Leslie Friedlander, Office of the Attorney General of Texas
  • Tania Ibanez, California Attorney General’s Office
  • Kayla Ruben, Davis Wright Tremaine LLP

In-Person Conference

Western Conference on Tax-Exempt Organizations - Loyola Law School - Session: International Grants and Investments - Challenges and Best Practices

December 2, 2022

Moderator:  I. Mittermaier

Co-presenters:  Jennifer Becker Harris, Clark Nuber PS & Jinna Kwak, Adler & Colvin

Featured Content


Practitioner Perspectives on Using Section 501(c)(4) Organizations for Charitable Lobbying: Realities and an Alternative

This paper, originally published in the NYU Journal of Legislation and Public Policy, discusses a wide array of issues arising from the use of Section 501(c)(4) social welfare organizations to conduct the lobbying necessary to advance charitable goals. The paper goes on to propose an innovative legislative change that would allow the creation of a…


Lobbying Overview for Private Foundations

Private foundations’ expenditures for legislative lobbying are prohibited as “taxable expenditures” by Section 4945 of the Internal Revenue Code. For the purpose of deciding what is prohibited lobbying, private foundations may rely on the definitions found in Sections 501(h) and 4911 of the Internal Revenue Code, which define lobbying for those public charities that have…

Our firm represents some of the most recognized and respected nonprofits and philanthropic organizations in the U.S.