Securities Litigation Expert


      Mason Alan Dinehart III combines 50 years in the securities industry with 24 years of litigation consulting and testifying in providing testimony in over 350 arbitration matters and 30 trials, Mr. Dinehart represents plaintiffs 65% and defendants 35%.


      He has been qualified and has testified in CA State Court in Los Angeles, Orange County, San Diego, Fresno and Walnut Creek.  He was also deposed on a Bernard Madoff matter in a trial set for State Court in Hartford, CT.  Additionally he has been qualified and testified as a securities expert witness in Los Angeles Federal Court.  Further, he has been qualified and has testified in NV State Court in a Life Insurance Supervision matter.


      During the last ten years, he has been deposed and/or testified as a securities expert witness in various State/Federal  Court matters.  They include:


    1. Chesley L. Martin vs. World Marketing Alliance, Inc., WMA Securities, al – Third Judicial District Court for Salt Lake County, Utah
    2. Charles M. Felton, Trustee of the Felton Family Trust Dated 3/25/99 et al vs. Vestin Realty Mortgage II, Inc., (f/k/a/) Vestin Fund II, LLC et al Superior Court of California, County of San Diego.
    3. Clifford H. Tutelian and Christine Sarkisian v. Tutelian Development Partners L.P. et al –  Superior Court of California, County of Fresno.
    4. Lorenzo Neal vs. E.G. Ventures Missouri, LLC, The Monarch Group, Inc. et al Superior Court of CA, County of Fresno
    5. Baldwin v. Johnson – Superior Court of CA – San Diego, CA.
    6. Kenneth G. Klaas, et al. v. Vestin Mortgage, Inc. and Vestin Realty Mortgage II, Inc. and Michael V. Shustek.  District Court, Clark County, Las Vegas, NV.
    7. Brenda Phillips v. Ameriprise – Superior Court – Los Angeles, CA.
    8. Grossman v. Pacific Life Insurance Company et al – Superior Court – Orange County, CA.
    9. Ferro v. Haislett et al – Superior Court – Walnut Creek, CA
    10. Retirement program for Employees of Town of Fairfield v. MAXAM Capital Management, LLC*– Superior Court – Hartford CT.*Madoff Feeder Fund
    11. Edward C. Pellegrini individually and Trust v. Ascension Asset  Management, LLC – United States District Court – Central District of CA – Los Angeles.
    12. NNN Siena Office Park 1 LLC  v. Wells Fargo Bank (Wachovia) – U.S. District Court, District of Nevada.
    13. Moshe Pereg v. Pacific Shore Holdings, Inc.  – Los Angeles Superior Court
    14. Michael and Carole Smith v. Berthel Fisher & Co. – Stockton Superior Court
    15. Richard Gordon v. Morton D. Kurzrok et al – U.S. District Court, Los Angeles (Madoff casr)
    16. Phillip Dichter v. Cohmad, BLMS & Kurzrock – U.S. District Court, Los Angeles (Madoff case)
    17. State Bar of CA v. Timothy Peabody – State Bar/CA Superior Court (on site in L.A. )
    18. Anne McNelis v. Ferris Nuesmeyer – El Dorado, CA Superior Court


Services Include:


  • Consulting and testifying Securities Expert Witness
  • Securities Litigation Case Review and Assessment
  • Discovery Review and Recommendations
  • Forensic Accounting Analysis (P & L and NOP Reports)
  • Specialized Analysis (Isolated Damage Items – Morningstar Principia)
  • Portfolio Risk Reports (Asset Allocation/Concentration Analysis)
  • Special Demonstrative Exhibits
  • Final Damage Calculations (Refinitive – Thomson Reuters – Investment View+ Software)
  • Comprehensive and objective Expert Testimony 


Attorney References


 The following attorneys have retained Mr. Dinehart in the past and can be contacted directly through the References section of my cv under Company:

  • Leslie Akins
  • Jonathan Newman
  • Hannah Elisha
  • Todd Anderson
  • Joe Wojciechowski
  • Marc Fitapelli
  • Nicole T. LeBoeuf
  • Robert Rosen
  • John Wallace
  • Kenneth J. Catanzarite
  • Mark Lynch
  • Paul Thomas
  • Mike Lieb
  • Marc Zussman
  • Brian Harrison
  • Fran Cole
  • Marc Anchor Albert
  • Ed MacIntyre
  • Lisa Zastrow
  • Maxim Price
  • Bo Phillips
  • Al Cressey
  • Mike Yoder
  • Dave Liebrader
  • Ken Bohnert
  • Richard Sullivan
  • Phil Aidikoff
  • Ryan Bakhtiari
  • Brett Alcala
  • Bob Banks
  • Steve Buchwalter
  • Tyler Reynolds
  • Shannon Lawless
  • Tom Frost
  • Erwin Shustak
  • Greg Robinson
  • Matt Yackshaw
  • Jake Ouzts
  • Diane Palumbo
  • Danny Quisenberry
  • Bill Winfield
  • David Crochetiere
  • Reid Lambert
  • Paul Bauducco
  • Kal Nekvasil
  • Nathan Wirtschafter
  • Chris Youtz
  • Jonathan Evans and Mike Edmiston
  • Robert Uhl
  • Alan Freidberg
  • Gary Greenwald
  • Larry Ecoff




FEND Memberships and Affiliations




The IARFC is dedicated to educate, support, and advance the professionalism of the financial advisors who are helping the public to spend, save, invest, insure, and plan for the future.


RFC® – Registered Financial Consultant is a professional designation awarded by the IARFC to those financial advisors who meet high standards of education, experience and integrity. Membership is based upon experience and years in the securities industry and 40 hours of personal financial planning is required annually. Mason Alan Dinehart III has been a member for over 30 years.


FINRA Board of Arbitrators –


FINRA Arbitrators are selected for Securities Arbitration cases randomly through a neutral list selection system. They are not employees of FINRA but are classified as either public or industry arbitrators. Mason Alan Dinehart III has been a FINRA Arbitrator since 1999 and has 4 awards credited to him.




AAII provides the education and guidance needed to build and manage investment wealth. Stocks, etfs, mutual funds, and bonds are covered. Mason Alan Dinehart III has been a member for over 30 years and uses this resource for research purposes.




Organized in 1919, the North American Securities Administrators Association (NASAA) is the oldest international organization devoted to investor protection. NASAA is a voluntary association whose membership consists of 67 state, provincial, and territorial securities administrators in the 50 states, the District of Columbia, Puerto Rico, the U.S. Virgin Islands, Canada, and Mexico.


 NASAA Regulatory & Legal Activity –


NASAA works with regulatory counterparts to collectively protect investors. NASAA members also provide insight from their unique perspective to the SEC and SROs as they move forward in their rulemaking process. In this section: NASAA Statements of Policy, comment letters, model rules, NASAA proposals, state proposals, legal briefs, enforcement statistics and more. Mason Alan Dinehart III uses this resource for Securities Guidelines as well as research in regulatory areas.


 Thomson Reuters –


Thomson Reuters is the world’s leading source of Intelligent information for businesses and professionals. It owns Westlaw. Mason Alan Dinehart III utilizes its analysis tool “Investment View” to perform damage calculations for arbitration cases.



Curriculum Vitae – References

Background Narrative/Supervisory History

Track Record/Arbitrator Disclosure Report