LAWYER PROFILE
Alicia C O'Brien

Alicia C O'Brien

USA 2026

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Ranked in 1 practice area

About

Provided by King & Spalding LLP

Practice Areas

Former Senior Counsel and Special Assistant to President Biden, Alicia O'Brien specializes in investigations and enforcement actions by Congress, state attorneys general, the Department of Justice (DOJ) and other federal agencies. Drawing on two decades of crisis management and government investigations experience in both the public and private sector – including senior leadership positions in the White House and DOJ – Alicia assists clients in a wide variety of industries navigate these high-stakes, multi-faceted matters. She routinely advises on the significant legal, business, political, and public relations risks and opportunities unique in congressional and parallel government investigations, and manages all stages of these matters, including large-scale subpoena responses, witness preparation, high-profile testimony, and public messaging. She also leads internal investigations and advises on proactive and remedial compliance measures, as well as mitigation of reputational risk and business disruption.

Ms. O'Brien previously served at DOJ during the Obama Administration, as an Associate Deputy Attorney General in the Office of the Deputy Attorney General and as a Deputy Assistant Attorney General in the Office of Legislative Affairs. In these capacities, she advised DOJ leadership on complex, sensitive matters, and managed the Department’s responses to congressional oversight, as well as parallel inquiries by inspectors general and other federal agencies. Alicia regularly prepared DOJ's most senior officials for numerous congressional hearings, member briefings, and other congressional engagement on a broad range of issues.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Government Relations: Congressional Investigations - USA - Nationwide

Band 1
Band 1

Individual Editorial
Alicia O'Brien brings extensive experience from her time in senior leadership in the White House to serve her clients in both the public and private sector. She is sought out for her expertise pertaining to Congressional investigations and other oversight matters.

Strengths

Provided by Chambers

  • Alicia is absolute perfection in everything she does and how she represents her clients.

    Government Relations: Congressional InvestigationsChambers Guide to the USA
  • Alicia is an excellent attorney and provides business-oriented solutions.

    Government Relations: Congressional InvestigationsChambers Guide to the USA
  • Alicia is a tireless advocate. She understands the subject matter masterfully, which carries over to excellent preparation.

    Government Relations: Congressional InvestigationsChambers Guide to the USA
  • Alicia is plugged in to what is happening on Capitol Hill. She knows the players and has worked with them all, so has a great rapport with them.

    Government Relations: Congressional InvestigationsChambers Guide to the USA
  • Alicia is one of the best business partners I've ever worked with. She provides practical and business focused advice.

    Government Relations: Congressional InvestigationsChambers Guide to the USA

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