E. Michael Flanagan

Brian M. Buroker is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Litigation - Patent. Brian M., who practices law in Washington, District of Columbia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brian M. is held by other top lawyers in the same geographic and legal practice area.

Jason Chipman is widely recognized as a national leader in handling complex regulatory matters associated with data security, cyber incident response, the Committee on Foreign Investment in the United States (CFIUS) and related export controls.

Rachel Bond counsels domestic and international clients on regulatory compliance of food contact materials, as well as cosmetic and drug packaging materials, with the laws and regulations administered by the U.S. Food and Drug Administration (FDA) and its foreign counterparts. With nearly two decades of regulatory experience, Rachel pairs innovative legal and sound scientific strategies to help her clients bring new products to market and achieve broadened markets for their products. She assi...

Diara M. Holmes serves as co-chair of the firm's Tax-Exempt Organizations Practice. She counsels tax-exempt organizations, including large public charities; colleges, universities and other higher education organizations; foreign charities and their U.S. affiliates; associations; government instrumentalities; social welfare organizations; and religious organizations on a broad range of tax compliance and governance issues. She advises nonprofit and for-profit organizations on structuring a va...

Dennis Russell Hughes is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Dennis Russell, who practices law in Washington, District of Columbia, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dennis Russell is held by other top lawyers in the same geographic and legal practice area.

Christopher M. Locke is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Christopher M., 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 Christopher M. is held by other top lawyers in the same geographic and legal practice area.

Nicole M. Elliott is a top attorney recognized by Best Lawyers in the practice area(s) of Native American Law and Tax Law. Nicole M., who practices law in Washington, District of Columbia, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nicole M. is held by other top lawyers in the same geographic and legal practice area.

Kevin P. O’Brien is a partner in the firm’s Employee Benefits and Executive Compensation practice. His practice has concentrated in employee compensation and benefits for over 30 years. Kevin is widely known as a leader in a wide variety of subjects, including innovative defined benefit plan design, flexible benefits, ERISA fiduciary matters and executive compensation. Before joining the firm, Kevin worked in the Pension and Welfare Benefits Administration at the Labor Department ...

Mary Ann Mancini's practice focuses on advising high net worth families and individuals who reside in the United States and internationally. Her clients include leaders of Fortune 100 companies and their families, as well as families whose wealth is more privately held and, in many cases, based on real estate ownership. Mary Ann counsels her clients on all matters that affect their estates, including the structuring and formation of entities, the creation of irrevocable “dynasty” ...

John Dalton is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. John, who practices law in Washington, District of Columbia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John is held by other top lawyers in the same geographic and legal practice area.