Claire DeLelle

Linda Singer represents governments, attorneys general and other public entities in high-impact, high-stakes litigation and investigations as head of the firm’s Public Client practice area. The former Attorney General of the District of Columbia, Linda’s knowledge and experience includes serving in the public, not-for-profit and private sectors. As AG, Linda gained invaluable insight into the duties of attorneys general and how law firms with the right resources and experience can...

Thomas J. Kim is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Governance Law, Securities / Capital Markets Law and Securities Regulation. Thomas J., who practices law in Washington, District of Columbia, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas J. is held by other top lawyers in the same geographic and legal practice area.

Carmine R. Zarlenga is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising Law. Carmine R., who practices law in Washington, District of Columbia, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Carmine R. is held by other top lawyers in the same geographic and legal practice area.

Jonathan S. Jeffress served the District of Columbia as an Assistant Federal Public Defender for 14 years, regularly taking on – and defeating – the Department of Justice and the U.S. Attorney’s Office in court. Jon specializes in representation for clients under investigation for alleged false statements, bribery, and campaign finance violations. Since entering private practice at Kaiser Law, Jon has worked with clients in all phases of federal criminal cases, including thr...

Michael K. Isenman is a top attorney recognized by Best Lawyers in the practice area(s) of Mutual Funds Law. Michael K., who practices law in Washington, District of Columbia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael K. is held by other top lawyers in the same geographic and legal practice area.

Brad Y. Chin is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. Brad Y., who practices law in Washington, District of Columbia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brad Y. is held by other top lawyers in the same geographic and legal practice area.

Paul J. Kiernan is a trial lawyer and appellate who focuses on administrative-agency litigation, real-estate disputes, corporate-governance litigation and local government law. He represents businesses, developers, institutions, lenders, hotels, landlords, and tenants on land use, condemnation, development and property-management disputes and matters involving distressed real estate. Mr. Kiernan has substantial experience in general commercial litigation, commercial and international arbitrat...

Biz is a leader in the field of criminal defense and internal investigations focusing on white-collar defense and health care cases. Biz regularly represents clients in congressional and criminal fraud investigations as well as qui tam, Foreign Corrupt Practices Act (FCPA), False Claims Act (FCA), civil RICO, and employment litigation. She has counseled clients — including boards, audit committees, and management — on the development and implementation of internal compliance and e...

Michael K. Berman is a partner in the Real Estate Department, and member of the Real Estate Private Equity practice and Local Department Chair of the Real Estate Department in Washington D.C. His practice focuses on the representation of debt funds, lending institutions, private equity funds, developers, investors and operators in a variety of commercial real estate transactions with an emphasis on real estate private equity. Michael's practice includes both debt and equity representations, i...

Harry L. Gutman is a top attorney recognized by Best Lawyers in the practice area(s) of Government Relations Practice and Tax Law. Harry L., who practices law in Washington, District of Columbia, has been recognized since 1997. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Harry L. is held by other top lawyers in the same geographic and legal practice area.