White Collar Criminal & Federal Defense Attorneys Trusted Nationwide
Allegations of broker-dealer or investment advisor fraud place careers, licenses, and reputations at immediate risk. These cases are rarely simple disputes—they are high-stakes matters that can escalate quickly into regulatory enforcement actions, civil liability, or criminal exposure. For financial professionals, even an investigation can be as damaging as a formal charge.
At Chapman, Dowling & Mallek, we represent brokers, investment advisors, executives, and firms facing precisely these moments—when discretion, speed, and strategic defense matter most.
From a legal perspective, broker-dealer and investment advisor fraud defense is a highly technical and fact-intensive area of securities law. It requires a deep understanding of federal statutes, regulatory frameworks, and industry practices—combined with the ability to dismantle complex allegations built by sophisticated enforcement agencies.
Effective defense begins with a detailed analysis of the claims, the governing regulations, and the evidence asserted by regulators or complainants. At its core, the defense is about protecting financial professionals against allegations such as:
A disciplined defense challenges the factual foundation of these claims, demonstrates regulatory compliance, and—when appropriate—positions the matter for a favorable resolution before it becomes public or irreversible.
The scope of alleged misconduct in securities fraud matters is broad and continually evolving. Common allegations we encounter include:
Each allegation carries distinct legal, regulatory, and reputational consequences—and each demands a tailored defense strategy.
These matters often involve parallel investigations by multiple authorities, increasing both pressure and exposure. Investigating agencies commonly include:
Navigating overlapping civil, regulatory, and criminal investigations requires precise coordination and early legal control.
Penalties in broker-dealer and investment advisor fraud cases can be severe and career-ending. Depending on the forum and allegations, consequences may include:
At Chapman, Dowling & Mallek, our priority is limiting exposure early, protecting licensure, and preserving long-term professional viability.
Broker-dealer and investment advisor fraud cases are governed by a dense regulatory framework, including:
Understanding how these laws intersect—and how regulators apply them in practice—is critical to effective defense.
Need help now? Call our securities and investment crimes defense attorneys today.
Executives, investment professionals, and organizations trust us because we understand complex securities regulations and enforcement tactics, move quickly to protect licenses and positions, and focus on achieving the best possible outcome with minimal disruption to firms, investors, and reputations.
Broker-dealer and investment advisor fraud cases are not matters to face alone. Early and experienced legal representation can shape the entire trajectory of an investigation.
A seasoned defense team can:
At Chapman, Dowling & Mallek, we focus on quiet, strategic, and decisive defense—designed to protect not only your legal position, but your future.
Defense against allegations of securities fraud, insider trading, and investment scams.
Quiet. Strategic. Decisive.
Every federal case is built long before the courtroom—and often ends before it ever reaches one. Led by a former federal prosecutor and U.S. Marine Corps Judge Advocate—supported by former federal investigators—our process is designed to resolve matters quietly, strategically, and with precision.
We engage early, often before formal charges are filed. By understanding how federal agencies build cases, we work to shape the investigation, limit exposure, and control the narrative from the start.
Our credibility and insight into federal procedure allow us to communicate effectively with prosecutors and investigators—often achieving resolution through dialogue rather than litigation.
We combine investigative experience with advanced data analytics and AI to uncover patterns, test government theories, and identify weaknesses in complex financial, digital, or regulatory evidence.
Whether through negotiation or trial, our approach is tailored to secure the best outcome — quietly, strategically, and decisively, with every step focused on protecting our clients’ reputations and results.

CEO, Federal Attorney
Focus Areas: Healthcare Fraud, Fraud Crimes, White Collar Criminal Defense Federal & Government Investigations

Federal Attorney
Focus Areas: White Collar Criminal Defense Federal & Government Investigations Financial & Corporate Crime Tax & Financial Institution Crime
Countless Quiet Resolutions
188 Federal Acquittals
Federal cases successfully defended — often before any public filing or charge.
United States v. S. K.
Court dismissed most counts in superseding indictment pre‑trial; “sex‑act” counts and over‑aggregated FDA counts tossed; limited FDA/fraud counts remained.
W.D. Tenn. 2025 Majority Dismissed
United States v. K. H.
Jury acquitted 6 distribution counts; hung on 2; prosecution later dismissed remaining count
E.D. Ky. 2024 6 Acquittals
Ron’s meticulous approach, combined with a relentless commitment to his clients, has led to precedent-setting victories that have reshaped federal healthcare fraud and white-collar criminal defense.
Record-setting trial victories in high-stakes federal cases have earned Ron national recognition among peers and clients alike. His results in complex white collar investigations demonstrate strategic mastery and courtroom precision. Learn more about Ronald Chapman II
Frequently featured on national media, Ron is a respected voice breaking down high-profile federal cases. His insight and clarity have made him a trusted analyst for complex legal and policy issues. See Ronald in the Media
Ron is the author of two acclaimed books on federal defense and investigations — essential reading for attorneys and professionals navigating the federal justice system. Explore Ronald's Books
Federal charges demand a defense team built for high-stakes cases. Individuals and businesses nationwide rely on Chapman, Dowling & Mallek because our structure, experience, and focus create direct advantages for every client we represent.
1 National-Level Federal Case Experience
You’re defended by attorneys who understand how federal cases unfold in multiple jurisdictions, giving you broader strategic protection and a defense built on real-world results.
2 Focus on Federal & White Collar Defense
You receive representation from attorneys who live and breathe federal law, giving you a stronger, more focused defense than general criminal defense firms can provide.
3 Strategic Advantage with Former Prosecutors
You get a defense strategy informed by the very people who used to build and prosecute these cases, giving you a real edge in negotiations, investigations, and trial.
4 Rapid, Private, No-Cost Consultations
You’re not left wondering what comes next, you get answers and direction right away that help you in any state, which is crucial when dealing with the federal government nationwide.
Speak directly with a federal attorney — available 24/7 for calls or texts.
Serving Clients Nationwide.
Chapman, Dowling & Mallek is headquartered in Detroit, Michigan and represents clients in federal investigations and criminal matters across the United States. Our attorneys handle complex federal cases nationwide while maintaining offices in Michigan and other states.
456 E. Milwaukee, Detroit, MI 48202