Best Lawyers in America for Administrative / Regulatory Law
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Rabia Ahmad is an attorney at Helsell Fetterman LLP in Seattle, Washington. Her practice includes Health Care Law and litigation , with a focus on defending physicians, hospitals, and other health care professionals in medical malpractice lawsuits and professional licensing matters. Rabia represents clients in complex disputes involving patient care, professional liability, and regulatory compliance, and she works closely with medical providers and institutions facing high‑stakes claims. Befo...
Matthew Ross Rabinowitz is a lawyer recognized by Best Lawyers in the practice area of Administrative / Regulatory Law. Matthew Ross practices law in Washington, District of Columbia Best Lawyers has recognized Matthew Ross Rabinowitz since 2023. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Matthew Ross Rabinowitz is held by other lawyers.
Ryan Markham is a lawyer recognized by Best Lawyers in the practice areas of Administrative / Regulatory Law, Construction Law and Litigation - Construction. Ryan practices law in Denver, Colorado Best Lawyers has recognized Ryan Markham since 2022. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Ryan Markham is held by other lawyers.
Corrine Conway is a lawyer recognized by Best Lawyers in the practice areas of Administrative / Regulatory Law, Intellectual Property Law and Litigation - Intellectual Property. Corrine practices law in Chicago, Illinois Best Lawyers has recognized Corrine Conway since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Corrine Conway is held by other law...
Michaela Wilkes Klein focuses her practice on high-stakes litigation matters, investigations and government enforcement actions. She has represented clients in matters in a range of substantive areas, including antitrust law, the False Claims Act, banking regulation, economic sanctions and public corruption law. Ms. Wilkes Klein previously practiced at another law firm in Washington DC.
Kelsey Quigley focuses her practice on representing individuals and corporations involved in investigations, enhancing regulatory compliance, and complex litigation/controversies. In 2022, Ms. Quigley won a precedent-setting victory for client Davita in one of the first-ever criminal labor market allocation cases brought by the Department of Justice. She serves as co-chair of the American Bar Association of International Law Mexico Committee, an editor of the award-winning American Bar Associ...
Ally is a member of Butler Snow’s Regulatory and Government group, serving as a Government Relations Advisor. She also works with the Regulatory and Government and Commercial Litigation groups in regulatory and litigation matters, including matters involving public utilities, insurance, and commercial litigation cases before Tennessee’s appellate courts.
Ata A. Akiner is a lawyer recognized by Best Lawyers in the practice area of Administrative / Regulatory Law. Ata A. practices law in Washington, District of Columbia Best Lawyers has recognized Ata A. Akiner since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Ata A. Akiner is held by other lawyers.
Gina M. Colarusso is a lawyer recognized by Best Lawyers in the practice area of Administrative / Regulatory Law. Gina M. practices law in Washington, District of Columbia Best Lawyers has recognized Gina M. Colarusso since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Gina M. Colarusso is held by other lawyers.
Bethany K. Hatef is a lawyer recognized by Best Lawyers in the practice area of Administrative / Regulatory Law. Bethany K. practices law in Washington, District of Columbia Best Lawyers has recognized Bethany K. Hatef since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Bethany K. Hatef is held by other lawyers.
Samuel Butler works with clients to analyze and manage risks related to product labeling and marketing, with a particular focus on health, nutrition, and environmental advertising in the supplement and consumer product industries. With an extensive litigation background, Samuel represents companies in federal courts nationwide, as well as before the Federal Trade Commission (FTC), the National Advertising Division (NAD), and the National Advertising Review Board (NARB). He also has significan...
Our Methodology
Recognition by Best Lawyers is based entirely on peer review. Our methodology is designed to capture, as accurately as possible, the consensus opinion of leading lawyers about the professional abilities of their colleagues within the same geographical area and legal practice area.
The Process
Best Lawyers employs a sophisticated, conscientious, rational, and transparent survey process designed to elicit meaningful and substantive evaluations of the quality of legal services. Our belief has always been that the quality of a peer review survey is directly related to the quality of the voters.
