att name

John B. Williams III


  • p. 202.461.2987
  • f. 202.349.8080


John B. Williams, III is counsel in the Washington, DC, office of BuckleySandler LLP. He represents financial industry clients in a wide range of enforcement and litigation matters, including government investigations, complex civil litigation, and internal investigations.  His experience includes representing clients before the United States Department of Justice (DOJ), the Consumer Financial Protection Bureau (CFPB), the Federal Housing Finance Agency (FHFA), the Department of Housing and Urban Development (HUD), the New York Department of Financial Services (NYDFS), and multiple United States Attorneys’ Offices.  

Mr. Williams’ enforcement practice is focused on a variety of consumer finance issues, including compliance with the Real Estate Settlement Procedures Act (RESPA) and the Truth-in-Lending Act (TILA).

Mr. Williams’ recent representations include: 

  • Defending financial institutions against litigation brought under the False Claims Act.
  • Representing financial institutions in DOJ, HUD-OIG, FHFA-OIG, CFPB, and NYDFS investigations and examinations.
  • Representing a client in ongoing complex civil litigation and a related DOJ Foreign Corrupt Practices Act investigation.
  • Assisting institutions in conducting large-scale RESPA compliance and consumer protection disclosure reviews.
  • Assisting institutions with internal investigations.

In addition, Mr. Williams is active in pro bono representation, assisting clients with drafting wills and powers of attorney, representing clients before the United States Parole Commission, and regularly volunteering at the DC Bar’s Landlord-Tenant Resource Center.  Mr. Williams is also a current and founding member of the Board of Directors of DC Diaper Bank, a local nonprofit.

Prior to joining BuckleySandler, Mr. Williams was a litigation associate at an Am Law 100 firm, where he represented clients in complex commercial litigation and arbitration involving banking laws, government investigations, contract disputes, and lending laws. Mr. Williams also performed extensive pro bono work, including wrongful conviction cases, Social Security appeals, and parole hearings.

Mr. Williams received his J.D. from the American University, Washington College of Law (summa cum laude, Order of the Coif) in 2007. During law school, Mr. Williams was Articles Editor for the American University Law Review and served as a teaching fellow for the Marshall-Brennan Constitutional Literacy Project. He also clerked in the Office of the Public Defender in Montgomery County, Maryland. Mr. Williams received his B.A. from Vanderbilt University (magna cum laude) in 2004.

Significant Representations


Awards & Recognition

  • Super Lawyers 2016 Rising Star: Banking, Consumer Law, E-Discovery
  • Super Lawyers 2015 Rising Star: Banking
  • Super Lawyers 2014 Rising Star: Banking