Matthew Beville is Chambers-ranked enforcement attorney.  His practice focuses on complex market conduct, market structure, and technology issues involving the federal securities and commodities laws across virtually all traditional and digital asset classes. Mr. Beville has extensive experience in matters involving complicated electronic trading issues, swap dealer business conduct standards, and various market conduct and trade practice concerns. In addition to representing clients in investigation and enforcement actions, Mr. Beville regularly advises financial institutions, swap dealers, broker-dealers, proprietary trading firms, and participants in digital asset markets regarding regulatory compliance issues.

Prior to joining WilmerHale, Mr. Beville was an associate at a prominent law firm in Washington DC where he handled securities defense and white collar matters.

Experience

Investigations, Enforcement Actions

  • Represented multiple financial institutions in investigations related to swap dealer business conduct standards resulting in favorable resolutions or declinations.
  • Represented large financial institution in connection with alleged manipulation of large FX option, resulting in a public declination.
  • Represented multiple broker-dealers and proprietary trading firms involving complex algorithmic trading systems in SEC, CFTC, DOJ, NYAG, and SRO investigations.
  • Represented broker-dealers in SEC and/or DOJ investigations involving CMBS underwriting, municipal bond pricing, illiquid asset valuation, Reg NMS, and the net capital rule.
  • Represented broker-dealers and other market participants in SRO investigations related to best execution, cost basis reporting, Reg SHO, block trade and EFP requirements, and disruptive trading issues.
  • Represented individual in high-profile CFTC and SRO investigation related to alleged misuse of confidential information to trade event contracts on CFTC-registered platform.   

Litigation

  • Represented large digital asset trading platform in contested SEC enforcement action involving alleged sale of unregistered securities and purported wash trading, resulting in a voluntary dismissal with prejudice.
  • Obtained summary judgment on behalf of a proprietary trading firm in putative class alleging spoofing and market manipulation under the Commodity Exchange Act, which was subsequently upheld on appeal. 

Regulatory Counseling

  • Conducted strategic risk assessments for broker-dealers, national securities exchanges, designated contract markets, digital asset trading platforms, and proprietary trading firms regarding potential regulatory and operational risks.
  • Regularly advises on propriety of proposed trading strategies and activities involving securities, commodities, digital assets, and event contracts.
  • Regularly advises on digital asset and event contract activities, including registration requirements, production design, and market conduct standards.
  • Regularly advise on various broker-dealer, swap dealer regulatory compliance issues, including recordkeeping, trade reporting, and business conduct standards.
  • Regularly advises clients on collateral consequences and associated reporting obligations.

Recognition

  • Ranked Band 4 by Chambers USA and Chambers Global for his derivatives enforcement practice. Sources say: “Matt is an amazing lawyer that's both thoughtful and knowledgeable of the crypto space. He's very responsive and will advocate relentlessly for the client.” (Chambers Global, 2026)” 

Insights & News

Credentials

  • Education

    • JD, Florida State University College of Law, 2009

      summa cum laude Order of the Coif; Managing Editor & Notes and Comments Editor, Florida State University Law Review, Mark & Ruthelen Williamson Scholarship, Blank Miller Scholarship
    • BA, Philosophy, Florida State University, 2005

  • Admissions

    • District of Columbia

    • Florida

Credentials

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