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Latham & Watkins LLP

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Kathryn H. Ruemmler

Work +1.202.637.2179
Latham & Watkins LLP

Work Department

Kathryn Ruemmler is the global Co-chair of the White Collar Defense & Investigations Practice and a partner in the Litigation & Trial Department.

Ms. Ruemmler has broad experience advising individual executives and boards of directors in a wide range of matters, with a particular emphasis on government enforcement and regulatory matters and corporate governance. She has built a reputation as a formidable litigator with an unusual breadth of experience in crisis management, policy development, and regulatory and enforcement matters. She focuses on white collar criminal defense, SEC and other agency enforcement matters, and congressional and internal investigations. She is also an experienced first-chair trial lawyer.


Litigation Partner


United States: Dispute resolution

Corporate investigations and white-collar criminal defense

Within: Leading lawyers

Kathryn Ruemmler - Latham & Watkins LLP

Within: Corporate investigations and white-collar criminal defense

Latham & Watkins LLP’s global practice is led by San Francisco-based Steven Bauer, New York-based Benjamin Naftalis and ‘outstanding advocateKathryn Ruemmler in Washington DC, who is ‘without equal in handling risk’. Ruemmler is representing former US Ambassador to the United Nations, Susan Rice, in multiple congressional investigations into Russian interference in the 2016 Presidential election. In New York, Christopher Clark represented Lee Stewart, a former Rabobank trader and cooperating witness in the high-profile LIBOR prosecution. On the corporate side, the team is representing Dow Chemical in an FCA lawsuit relating to a whistleblower allegation that the defendant owed federal government $70bn in fines. ‘Excellent litigatorJonathan Su is also recommended. Nicholas McQuaid joined the New York office from the Obama White House in June 2017.

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Financial services litigation

Within: Financial services litigation

Strengthened by numerous lateral hires over the past 12 months, such as Joseph Serino and Eric Leon from Kirkland & Ellis LLP, and Nicholas McQuaid and Leslie Caldwell from the government, where McQuaid served as deputy White House counsel and Caldwell was assistant attorney general for the DOJ’s criminal division, Latham & Watkins LLP is increasingly well-equipped to handle big-ticket finance-related disputes proceeding across numerous fronts, including regulatory enforcement actions and private litigation. The ‘very practicalJeff Hammel is ‘well-informed and thoughtful across a wide range of issues affecting financial institutions’ and alongside Richard Owens continues to represent the British Bankers’ Association in the US litigation relating to its alleged role in Libor manipulation. Together with William Reckler and lawyers from the firm’s German offices, Owens was a pivotal member of the team that represented Deutsche Bank in the high-profile DOJ investigation into alleged fraudulent behaviour relating to the bank’s sale of RMBS in the lead up to the financial crisis. Miles Ruthberg is noted for his defense of accountancy firms. Kathryn Ruemmler is also recommended.

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