Photo of D. Matthew  Richardson

D. Matthew Richardson

Orange County
T: 714.424.2815
F: 714.428.5955
Los Angeles
T: 213.620.1780
F: 213.620.1398


  • LL.M., New York University, 1985
  • J.D., University of California, Hastings, 1984, cum laude
  • B.A., University of Washington, 1981
  • California
  • U.S. District Court for the Southern District of California
  • U.S Tax Court
  • U.S. Court of Federal Claims
Thought Leadership

D. Matthew Richardson is a partner in the Orange County and Los Angeles offices, a member of the Tax and Estate Planning Practice Group. 

Areas of Practice

Mr. Richardson specializes in mergers and acquisitions, corporate reorganizations, liquidations and spin-offs, complex financing, debt restructuring, real estate taxation, joint ventures, partnerships and limited liability companies. He regularly counsels early-stage technology and other businesses with respect to various formation, operation and taxation issues.

Mr. Richardson also specializes in multigenerational wealth and business transfers and other estate planning matters, including inbound investment by, and planning for, non-U.S. clients. His estate and charitable planning clients include high-net-worth individuals and families with extensive real estate holdings and other closely held business interests. He also counsels public charities and private foundations in connection with their formation and the tax and other legal issues arising in connection with their operation and management.


Climate Change & Clean Technology Law Blog Posts

Corporate & Securities Law Blog Posts

Labor & Employment Law Blog Posts

Life Sciences Law Blog Posts

Real Estate, Land Use & Environmental Law Blog Posts

Media Mentions

Speaking Engagements

  • "Maximizing the $5 Million Exemption," 2013 Los Angeles County Bar Association, California Tax Practitioners' Conference, May 7, 2013, Los Angeles, California
  • "Estate Planning for the Baby Boomer – Ideas that Make you Stand Out," 2012 Los Angeles County Bar Association, California Tax Practitioners’ Conference, May 24, 2012, Los Angeles, California
  • "Negotiating and Drafting Acquisition Agreements," USC Tax Institute, January 2007



  • Member, Orange County Bar Association
  • Member, American Bar Association
  • Former Chair, Taxation Section of the Beverly Hills Bar Association