M.

Argued and won in the US Court of Appeals for the First Circuit SEC v. Commonwealth Equity Services, LLC (2025), establishing that the materiality of errors or omissions in an investment adviser’s disclosure was a jury question and limiting disgorgement awards

Argued and won Bullock v. BankChampaign, N.A. (2013) in the U.S. Supreme Court, which established the meaning of the "defalcation" exception to a bankruptcy discharge.

Defended vehicle financiers and lessors in practically every type of litigation brought against them over the last three decades, in 25 states, e.g., Schlenk v. Ford Motor Credit Co., 308 F.3d 619 (6th Cir. 2002) (opposed by Richard Cordray).

Argued and won in the Georgia Court of Appeals POP 3 Ravinia, LLC v. Embark Holdco Mgt., LLC (2022) concerning "mere continuation" successor liability of asset transferee.

Argued and won in the US Court of Appeals for the Seventh Circuit Armada (Singapore) PTE Ltd. v. Amcol Int. Corp. (2018) concerning the federal RICO Act’s “domestic injury” requirement.

Acted as coordinating counsel for affiliated health insurers in putative class actions involving alleged "Medicaid duplication" fraud and breach of fiduciary duty.

Successfully appealed a case on behalf of a major broker-dealer involving conflicts of interest disclosures under the Investment Advisers Act of 1940, resulting in the First Circuit vacating the judgment and remanding the case back to the District Court. This precedent-setting decision impacts the securities industry's legal standards for materiality, causation, and damages going forward.

Won two First Amendment cases in the Eleventh Circuit Court of Appeals.

Represented a large automotive finance company in numerous "fair lending" class actions under an Equal Credit Opportunity Act case.

Enforced arbitration agreements for financial services clients in purported class actions.

Defended a natural gas marketer against Georgia class action allegations.