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Mark Toshiro Hiraide

Mark Toshiro Hiraide

  • Securities Law, Stockbroker & Investment Fraud, Business Law
  • California
Claimed Lawyer Profile

Mark is a capital markets attorney known among his colleagues for his expertise in corporate and securities law. He counsels clients in raising capital online (tokens, coins, STOs, digital assets and other "securities"). He offers unique insight and perspective to his clients because of his experience in private practice representing both public and private companies in business transactions and courtroom securities litigation for more than twenty-five years and serving in senior positions as an attorney with the U.S. Securities and Exchange Commission and as a Special Assistant United States Attorney for eight years.

While Mark's clients include other attorneys, his passion is defending those wrongfully accused, prosecuting those who violate our securities laws, counseling entrepreneurs raising capital and protecting them against costly lawsuits. Mark represents start-ups to middle-market companies, investment bankers, broker-dealers, investment advisers, executives and board members.

When Congress enacted the Jumpstart Our Business Startups (JOBS) Act, Chairman Jack Reed (D-RI) of the Securities Subcommittee of the US Senate Banking Committee invited Mark to testify at a hearing about investor risks in crowdfunding, Reg A and Reg D, SOX, IPOs and other securities-law issues relating to the JOBS Act ( In California, Mark drafted California's seed-stage equity crowdfunding law (AB 511 (Muratsuchi), which become law on January 1, 2022.

Mark was a Branch Chief in the SEC's Division of Enforcement in the SEC's LA Office, an Attorney-Advisor in the SEC's Division of Corporation Finance in Washington, DC, and was appointed by the United States Attorneys Office to prosecute a major criminal securities fraud case.

University of Southern California Gould School of Law
J.D. (1984) | Corporate Law
Honors: Recipient, Full-Tuition Merit Scholarship
University of Southern California Gould School of Law Logo
University of California, Berkeley
B.A. (1981) | Economics
Honors: Cum Laude
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Professional Associations
California State Bar  # 117868
- Current
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Jurisdictions Admitted to Practice
State Bar of California
ID Number: 117868
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  • Free Consultation
Practice Areas
Securities Law
Stockbroker & Investment Fraud
Business Law
Websites & Blogs
Contact & Map
Mitchell Silberberg & Knupp LLP
11377 W Olympic Blvd
Los Angeles, CA 90064
Telephone: (310) 312-3768
2049 Century Park E
Los Angeles, CA 90067
Telephone: (310) 312-3768