Donald B. "Don" Verrilli, Jr.

Brian Nixon’s practice spans advertising, technology, emerging media and privacy, with particular focus on clients implementing targeted advertising strategies and other data-driven marketing initiatives across various media channels. He provides forward-thinking counsel to clients ranging from startups (including social media platforms and emerging media ventures) to Fortune 500 companies. He advises organizations of all sizes on data optimization, mobile commerce, Telephone Consumer P...

Jeffrey A. D. Cohen is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Jeffrey A. D., who practices law in McLean, Virginia, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey A. D. is held by other top lawyers in the same geographic and legal practice area.

Sarah Moore Johnson is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Sarah Moore, 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 Sarah Moore is held by other top lawyers in the same geographic and legal practice area.

Aaron M. Oser is a top attorney recognized by Best Lawyers in the practice area(s) of Technology Law. Aaron M., 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 Aaron M. is held by other top lawyers in the same geographic and legal practice area.

Aen Walker Webster dedicates her practice to estate planning and administration. She counsels clients on estate planning matters including charitable planning and business succession planning and advises fiduciaries on the administration of estates and trusts. Aen works frequently with individuals and families to maintain family assets and family harmony across generations. Aen draws on a multi-disciplinary background and her years of counseling clients to identify and bring solutions for com...

Margaret is one of the four founding partners of Rock Creek Energy Group. She has over 18 years of experience counseling and representing a broad swath of electric industry participants on a wide range of federal energy regulatory and administrative litigation matters. She provides strategic counsel to investor-owned utilities, renewable and conventional generators, private equity and institutional investors, developers, and renewable energy providers on transactional, regulatory, and litigat...

Tom Vincent is a Partner at Pierson Ferdinand and is a Certfied Information Systems Security Professional, a Certified Regulatory Compliance Manager, and a Certified Information Privacy Professional/United States. Tom helps organizations navigate the complex legal landscape of cybersecurity, data privacy, compliance, and corporate governance with practical, business-minded legal counsel. Drawing on his background as a former banking executive and compliance officer, he brings a strategic, pre...

Daniel J. Gerkin is an international trade and national security partner in the Washington, D.C., office of Kirkland & Ellis LLP. Dan advises on issues involving the transnational flow of goods, software, technology and services, as well as investments in the United States and abroad. Specifically, Dan counsels a variety of U.S., international and multinational companies, hedge funds, private equity funds, venture funds, Special Purpose Acquisition Companies, financial institutions, and i...

John D. Seiver is a top attorney recognized by Best Lawyers in the practice area(s) of Communications Law. John D., 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 John D. is held by other top lawyers in the same geographic and legal practice area.

Ellen K. Harrison advises clients on a broad range of tax issues, including estate planning and administration, tax controversies, and income, gift and estate tax planning for individuals, businesses and charitable organizations. She has significant experience drafting wills, trusts, powers of attorney, prenuptial arrangements and buy-sell agreements, as well as a broad range of corporate documents and family partnership agreements. Her tax controversy and litigation experience includes Inter...