James L. Purcell, Jr.

Sean Mulhall is a Partner in the Jacksonville office. Mr. Mulhall has twenty five years of experience defending clients in civil litigation. He has represented clients in state and federal trial courts throughout the State of Florida during his career, and has handled appeals in Florida and Federal appellate courts. Mr. Mulhall is a member of the Florida Bar, and is admitted to the Supreme Court of the United States, the Eleventh Circuit Court of Appeals, all of Florida’s federal distri...

Lanny is a business litigation attorney with more than 35 years of experience in trials, mediations and arbitrations. Lanny’s practice is centered on the resolution of complex commercial disputes, including administrative law claims, appeals, and class actions. Lanny works with clients in high value disputes involving the hospitality industry, retail petroleum sales, insurance coverage, real estate development and brokerage, construction, accounting, banking and fiduciary relationships....

Katherine earned her Bachelors of Science in 2009 from Florida State University, where she had the honor of interning with Florida’s Executive Office of the Governor. Katherine received her Juris Doctor in 2013 from the University of Miami School of Law. Upon graduation, she served as an Assistant State Attorney for the 17th Judicial Circuit, in Broward County, Florida, where she gained invaluable jury trial experience. Her current practice focuses on insurance coverage, construction, b...

Mr. Brigham is a third generation trial lawyer with experience in complex, high-profile cases involving real estate of many kinds. He is best known for work throughout Florida representing property or business owners in eminent domain proceedings. In 2008, Mr. Brigham was lead counsel in a case where he obtained the largest jury verdict in Florida state court eminent domain proceedings in the amount of $67,410,000 against the Jacksonville Port Authority. More recently, in 2013-2018, he was le...

John Leonard is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Litigation - Insurance and Personal Injury Litigation - Defendants. John, who practices law in Jacksonville, Florida, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John is held by other top lawyers in the same geographic and legal practice area.

Graham Smith is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. Graham, who practices law in Jacksonville, Florida, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Graham is held by other top lawyers in the same geographic and legal practice area.

Mr. Diebenow is a partner at the firm. His primary focus is real estate, land use, zoning, and government law. As a registered lobbyist across a wide range of issues, Mr. Diebenow represents individuals, corporations, landowners and developers to secure business and development incentives as well as entitlements including land use, zoning, concurrency and mobility fee approvals. He also provides legal counsel in real estate transactions including the acquisition, entitlement, financing, and d...

Michael J. Childers is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Litigation - Construction. Michael J., who practices law in Jacksonville, Florida, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael J. is held by other top lawyers in the same geographic and legal practice area.

Tyler White is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Tyler, who practices law in Jacksonville, Florida, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tyler is held by other top lawyers in the same geographic and legal practice area.

Michael is a member of the firm’s Board of Directors and focuses his practice on complex business litigation and insolvency matters. He has many years of trial experience in cases involving business torts, bankruptcy proceedings, corporate governance issues, employment disputes, and litigation concerning contracts, secured transactions, fraudulent transfers, financial workouts, lender liability, banking relationships, and commercial paper. For 12 years, Michael was a senior executive wi...