Gerson A. Zweifach

Joanne Jacobson is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Joanne, 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 Joanne is held by other top lawyers in the same geographic and legal practice area.

Jeffrey R. Gans is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law. Jeffrey R., who practices law in Washington, District of Columbia, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey R. 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...

Alexis Ronickher jointly serves as the Managing Partner of the firm’s California office and divides her time between San Francisco and Washington, D.C. She represents clients in complex, often high-profile, employment and whistleblower matters, including whistleblower, sexual harassment, and civil rights discrimination and retaliation matters. As part of her whistleblower practice, she represents clients pursuing qui tam claims under the False Claims Act and whistleblower tips through t...

Paul J. Abraham is the founder and CEO of PJI Law. After growing up in Northern Virginia, Mr. Abraham earned two academic majors at Cornell University and came back to Northern Virginia to obtain a Juris Doctor degree at the George Mason University School of Law. Mr. Abraham has represented clients in trusts & estates, litigation, and business law for over 15 years. Additionally, Mr. Abraham has been an active participant in several legal pro bono programs, including the Family Legal Assi...

Jay E. Silberg is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Jay E., who practices law in Washington, District of Columbia, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jay E. is held by other top lawyers in the same geographic and legal practice area.

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

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

Robert H.J. Loftus is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Robert H.J., who practices law in Fairfax, Virginia, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert H.J. is held by other top lawyers in the same geographic and legal practice area.

As a Washington DC personal injury attorney, Patrick M. Regan focuses on handling some of the most complex personal injury cases, such as those involving catastrophic injuries, product liability, and medical malpractice. Called a “personal injury lawyer who could be a poster boy for legal ethics and integrity” by Washingtonian Magazine, he is board certified in Civil Trial Advocacy by the National Board of Trial Advocacy. Throughout his extensive legal career, he has recovered ver...