Fort Lauderdale · Securities & Commercial Litigation

We know the system.
From the inside.

Walter J. Mathews served as Senior Counsel at the U.S. Securities and Exchange Commission Division of Enforcement before entering private practice. He knows how the SEC investigates, how it prosecutes — and how to defend against it.

Mathews Giberson LLP represents both investors and financial professionals in complex securities litigation, FINRA arbitration, government investigations, and appellate matters throughout Florida and nationwide.

SEC
Former senior counsel
20+
Years experience
Both
Plaintiff & defense
FL
Federal & state courts

Practice areas

Complex matters. Both sides of the table.

Mathews Giberson LLP handles sophisticated securities and commercial litigation for investors, financial professionals, businesses, and individuals across Florida and nationwide.

Securities arbitration

FINRA arbitration representing both investors and broker-dealers. Walter Mathews has prosecuted and defended FINRA arbitration claims for over 20 years.

FINRAInvestor claimsBroker defenseSimplified arbitration

SEC / FTC / CFTC defense

Defense against federal regulatory investigations and enforcement actions. Former SEC Senior Counsel — he knows exactly how regulators build their cases.

SEC investigationsFTC actionsCFTC defenseWhite collar

Securities litigation

Complex securities fraud cases in federal and state courts. Representing officers, directors, investors, and firms in high-stakes securities disputes.

Securities fraudBroker misconductPonzi schemesClass actions

Commercial litigation

Breach of contract, business fraud, breach of fiduciary duty, tortious interference, and complex commercial disputes in federal and state courts.

Breach of contractBusiness fraudFiduciary dutyWhistleblower

Government investigations

Representing witnesses, targets, and persons of interest in SEC, FTC, CFTC, and FBI investigations. Experience communicating directly with federal prosecutors.

FBIFederal prosecutorsWitnessesTargets

Appellate practice

Florida and federal appellate representation. Handling appeals from complex securities, commercial, and litigation matters throughout the circuit courts.

Florida appealsFederal circuitComplex mattersBrief writing

Receiverships

Counsel to Receivers and investors in high-profile federal receiverships. Personally represented hundreds of investors in Ponzi scheme receiverships.

Ponzi schemesReceiver counselInvestor recoveryFederal court

Probate litigation

Complex probate and estate disputes in Florida courts. Including will contests, fiduciary disputes, and estate fraud matters.

Will contestsEstate fraudFiduciary disputesFlorida courts

Representing investors

For defrauded investors

Unauthorized trading, churning, unsuitable investments, Ponzi schemes, elder financial fraud — we fight to recover what brokers and advisers took from you.

Representing professionals

For financial professionals & firms

SEC investigations, FINRA enforcement actions, customer claims, U4/U5 disputes — we defend brokers, advisers, and firms with the insight of a former federal regulator.

Credentials

Senior Counsel — SEC Division of Enforcement
Southeast Regional Office · 2002–2006
Founder & Managing Partner
Mathews Giberson LLP · Fort Lauderdale
J.D. cum laude
University of Miami School of Law
B.A. Cultural Anthropology
University of Massachusetts, Amherst
Florida Bar Journal — published author
Electronic Technology & Attorney Practice
Plaintiff & defense representation
SEC · FTC · CFTC · FINRA · Federal & state courts

The SEC credential

From 2002 to 2006, Walter Mathews was Senior Counsel at the SEC Division of Enforcement, Southeast Regional Office.

He investigated and prosecuted securities fraud cases on behalf of the federal government. That experience is now on your side.

About

Walter J. Mathews

Walter J. Mathews is the founder and managing partner of Mathews Giberson LLP. He concentrates his practice on securities and commercial litigation, representing both plaintiffs and defendants in federal and state courts, FINRA arbitrations, and before the SEC, FTC, and CFTC.

From 2002 to 2006, Mr. Mathews served as Senior Counsel at the U.S. Securities and Exchange Commission, Division of Enforcement, Southeast Regional Office. He investigated and prosecuted securities fraud cases on behalf of the federal government — giving him an inside understanding of how regulators think, investigate, and build cases that no textbook can provide.

That perspective now serves his clients on both sides of the table. When representing investors, he knows exactly what regulators look for and how to build cases that get results. When defending financial professionals and firms against SEC, FTC, or CFTC actions, he understands the investigative process from the inside out.

Mr. Mathews received his J.D. cum laude from the University of Miami School of Law. He has been featured in the Miami Herald, Sun-Sentinel, ABA Journal, Daily Business Review, and the Florida Bar Journal. He has personally represented the interests of hundreds of investors in federal receiverships and has served as counsel to the Receiver in high-profile Ponzi scheme cases that returned hundreds of thousands of dollars to defrauded investors.

Featured in

Miami HeraldSun-SentinelABA JournalDaily Business ReviewFlorida Bar JournalSouth Florida Business JournalPalm Beach Post

Representative matters

Complex cases. Significant results.

Past results do not guarantee future outcomes. Every matter is evaluated on its own facts and circumstances.

The credential that matters most

Former Senior Counsel
SEC Division of Enforcement

Southeast Regional Office · 2002–2006

Walter Mathews spent four years investigating and prosecuting securities fraud on behalf of the United States government. He knows what triggers SEC investigations, what evidence regulators find compelling, and how enforcement decisions are made.

When you face an SEC investigation or enforcement action, you want an attorney who has sat on the other side of that table.

One of very few plaintiff-side securities attorneys with federal enforcement experience

Federal receivership — Ponzi scheme

Served as counsel to the Receiver in a multi-million dollar Ponzi scheme. Represented hundreds of defrauded investors. Recovered hundreds of thousands of dollars for victims.

U.S. Federal Court
Accounting negligence — securities fraud

Complex accounting negligence matter involving securities fraud claims. Handled while at Mandel & McAliley LLP representing clients in multi-party litigation.

Federal Court
Video voyeurism — $476,200 jury verdict

Obtained $476,200 jury verdict for tenant against landlord who installed hidden cameras. Covered by Sun-Sentinel, Daily Business Review, and WSVN TV.

Florida State Court
BankAtlantic shareholder litigation

High-profile shareholder litigation matter covered by the Daily Business Review. Complex securities and commercial claims against financial institution.

Federal Court
White collar criminal defense

Assisted defense of individuals facing criminal prosecution for white collar crimes. Experience navigating parallel SEC civil and federal criminal proceedings.

Federal Criminal Court
SEC enforcement defense

Representing officers and directors in actions initiated by the SEC and FTC. Leveraging inside knowledge of Division of Enforcement investigation practices.

SEC / Administrative

Contact

Discuss your matter

Walter Mathews personally reviews every inquiry. Whether you are an investor who has suffered losses, a financial professional facing regulatory scrutiny, or a business involved in complex litigation — contact us to discuss your situation.

Address

219 Davie Boulevard
Fort Lauderdale, Florida 33315

Fax

(954) 653-2963

Investor questionnaire

If you are an investor who has suffered losses due to broker misconduct, complete our secure online questionnaire. Takes about 10 minutes.

Start the questionnaire

All inquiries are strictly confidential.