David Reiser

William Zapf is a top attorney recognized by Best Lawyers in the practice area(s) of Ethics and Professional Responsibility Law. William, 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 William is held by other top lawyers in the same geographic and legal practice area.

Nancy C. Libin is a top attorney recognized by Best Lawyers in the practice area(s) of Privacy and Data Security Law. Nancy C., 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 Nancy C. is held by other top lawyers in the same geographic and legal practice area.

Practicing in the area of energy law, Elizabeth Whittle counsels clients with respect to natural gas, hydroelectric and electric regulatory and transactional matters. What do you focus on? Federal Regulatory I am an active practitioner before the Federal Energy Regulatory Commission, representing clients in hearings, settlement conferences and adversary proceedings in the natural gas, electric and hydroelectric areas. I am active in proceedings involving regional transmission organizations an...

Matthew T. Martens is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Securities. Matthew T., 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 Matthew T. is held by other top lawyers in the same geographic and legal practice area.

Komal Khan is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Komal, who practices law in Vienna, Virginia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Komal is held by other top lawyers in the same geographic and legal practice area.

An expert on ERISA’s fiduciary rules and government regulation of health insurance, including the Affordable Care Act (ACA), Jon Breyfogle counsels numerous financial services firms, health insurers, and their D.C.-based trade associations on retirement and health matters. His practice includes advice on regulatory and legislative strategies, compliance, and defense of federal and state investigations. Jon has testified before Congress and at Department of Labor hearings on both retirem...

Daniel S. Singer’s practice has primarily focused on prosecuting catastrophic injury and wrongful death cases in the District of Columbia and Maryland. Over the past several years, he has assisted many families in obtaining significant compensation after their loved ones suffered serious injuries as a result of car wrecks, dangerous walking surfaces, trucking collisions, or medical malpractice. Dan is an active member of the Washington, D.C. legal community. In 2015, he was elected to t...

Making strategic decisions for the future can be challenging during a family crisis like divorce. Jonathan Dana, a compassionate and straightforward divorce attorney with more than 35 years of experience, helps clients navigate these difficult times to make educated, informed and optimal decisions for their circumstances. “I present clients with options, letting them know that my role is to guide, rather than tell them what to do,” says Jonathan. “It’s important that t...

Scott Sergio is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Scott, 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 Scott is held by other top lawyers in the same geographic and legal practice area.

For more information, please visit www.gibsondunn.com/lawyer/ludwiszewski-raymond-b/ .