Katie S. Buchanan

Levin Papantonio shareholder Timothy O'Brien is a board-certified civil trial attorney who concentrates his practice in the areas of mass tort litigation, product liability, personal injury, wrongful death, and transactional liability. Mr. O'Brien is rated "A-V Preeminent" by the prestigious Martindale-Hubbell lawyer peer-rating service (the "A-V Preeminent" rating is the highest rating an attorney can receive). In September 2018, Mr. O’Brien was appointed by the United States Southern ...

David C. Ashburn represents a diverse array of clients in their dealings with numerous state and federal regulatory agencies. David’s understanding of governmental regulatory processes has also enabled him to provide counsel to buyers and sellers of health care related businesses, and to lenders and private equity groups that finance those transactions. The many types of health care, managed care and insurance related clients David has represented include the following: Ambulatory surge...

Patrice Boyes is a lawyer recognized by Best Lawyers in the practice area of Land Use and Zoning Law. Patrice practices law in Tallahassee, Florida Best Lawyers has recognized Patrice Boyes 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 Patrice Boyes is held by other lawyers.

Gary V. Perko is a lawyer recognized by Best Lawyers in the practice areas of Administrative / Regulatory Law, Environmental Law and Litigation - Environmental. Gary V. practices law in Tallahassee, Florida Best Lawyers has recognized Gary V. Perko since 2007. 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 Gary V. Perko is held by other lawyers.

Shannon B. Hartsfield helps healthcare organizations navigate complex regulatory challenges with practical, business-focused legal solutions. Ms. Hartsfield serves as the executive partner of Holland & Knight's Tallahassee office, and she is Board Certified in Health Law by The Florida Bar Board of Legal Specialization and Education. Her practice focuses on the intersection of healthcare delivery and regulation, with a particular emphasis on compliance, technology, digital health and priv...

Hayden R. Dempsey is a lawyer recognized by Best Lawyers in the practice areas of Administrative / Regulatory Law and Government Relations Practice. Hayden R. practices law in Tallahassee, Florida Best Lawyers has recognized Hayden R. Dempsey since 2007. 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 Hayden R. Dempsey is held by other lawyers.

Jonathan P. Steverson is a lawyer recognized by Best Lawyers in the practice area of Natural Resources Law. Jonathan P. practices law in Tallahassee, Florida Best Lawyers has recognized Jonathan P. Steverson 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 Jonathan P. Steverson is held by other lawyers.

Peter Mougey is a shareholder and the Chair of Levin Papantonio’s Securities and Business Litigation department. He concentrates his practice in the areas of complex litigation, financial services, and securities litigation, and whistleblower or qui tam litigation. Mr. Mougey has been recognized as one of Florida’s top 100 trial lawyers and a Florida Super Lawyer and has dedicated his career to championing individuals’ rights against the world’s largest companies. His ...

Michael Larson advises clients on a range of complex environmental law issues arising in litigation, regulatory, and transactional matters. In addition to handling environmental disputes, he routinely assists clients with the cleanup, reuse, repurposing, and redevelopment of Brownfields and other contaminated or distressed properties. Michael guides clients through obtaining environmental regulatory closure of contaminated sites and also advises on environmental permitting and compliance matt...

JAMES W. GUSTAFSON JR . is a Shareholder with Searcy Denney Scarola Barnhart & Shipley, P.A., a member of the firm’s executive committee, and the managing partner of the firm’s Tallahassee office. He is a sixth generation Florida native who served with the U.S. Army’s 82nd Airborne Division and studied at St. Edmund Hall, Oxford, before becoming a trial lawyer. Mr. Gustafson is a member of the International Academy of Trial Lawyers, a worldwide organization limited to ju...