Sean A. Costis

Ben Diamond serves as the managing partner at The Diamond Law Firm PA, situated in St. Petersburg, Florida. He focuses his legal practice on estate planning, estate and trust administration, and fiduciary litigation. Clients recognize Ben for his meticulous attention to detail, thorough preparation, and adeptness in addressing complex challenges. Ben is well-versed in all areas of fiduciary litigation and has been involved in numerous cases, defending against will contests and breach of fiduc...

Drew Aldikacti is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Drew, who practices law in St. Petersburg, Florida, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Drew is held by other top lawyers in the same geographic and legal practice area.

Rachel N. Barlow focuses her practice on estate planning, probate and trust administration, as well as probate and trust controversies and litigation. As a Board Certified attorney by the Florida Bar in the area of Wills, Trusts, and Estates, Rachel brings valuable qualifications to her clients. She acquired her Master of Laws (LL.M. in Taxation) from the University of Florida Levin College of Law in 2013. Before joining The Diamond Law Firm PA, Rachel practiced at the national law firm of Cu...

Bob served as a Law Clerk to Honorable William Terrell Hodges, United States District Judge, U.S. District Court, Middle District of Florida from 1982 – 1984. From 1988 to 1998 he handled catastrophic child and infant injury cases throughout the United States and Canada. While clerking he learned of Johnson Pope’s well-known reputation for quality legal work and ended up joining the firm in April 1999. He is the author of “The Primary Carrier Caught in the Middle with Bad Fa...

Raleigh "Billy" Greene IV is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law and Trusts and Estates. Raleigh "Billy", who practices law in St. Petersburg, Florida, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Raleigh "Billy" is held by other top lawyers in the same geographic and legal practice area.

Raleigh “Lee” Greene, though born in Gainesville (the Swamp), is a 3rd generation native of St. Petersburg. He attended UF receiving his degree in economics (1970), his J.D. (1973), was an active member of Florida Blue Key and, many years later, was selected as a “Gator Great” in 2016 by the UF alumni association. He has been a member of the Florida Bar since 1973 and a member of the D.C. Bar since 1986. He served as a JAG officer with the US Navy Reserve, having recei...

Joel has over 40 years of experience in tax, business, asset protection, and estate and gift tax planning for high net worth individuals and entrepreneurs. He consults on business entities, including limited liability companies (LLCs), S corporations and limited liability partnerships (LLPs). He structures and prepares shareholder agreements, operating agreements and other business agreements. He also routinely handles sophisticated estate planning including the preparation of wills, revocabl...

William B. McQueen is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships), Closely Held Companies and Family Businesses Law and Trusts and Estates. William B., who practices law in St. Petersburg, Florida, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William B. is held by other top lawyers in the same geographic and legal practice area.

Gigi’s trial experience includes representing a leading U.S. supplier of coated optical fibers in a successful trial before the International Trade Commission, the leading accrediting organization for wholesale drug distributors in a successful injunctive proceeding in federal court in New Jersey, a global heart valve maker in winning a $394 million dollar patent jury trial in federal court in Delaware, and an Internet search patentee in a multi-million dollar jury trial in federal cour...

PRACTICE AREAS Real property law Estate planning Probate General commercial law Corporate law Commercial loans Real estate DISTINCTIONS AND MEMBERSHIPS Admitted to The Florida Bar – Admitted 1973 St. Petersburg Bar Association 1973, Florida, U.S. District Court, Middle District of Florida and U.S. Court of Appeals, 11th Circuit The Best Lawyers in America® for Real Estate Law, Since 2009 EDUCATION Stetson University, J.D. Harvard University, A.B. BIOGRAPHY Member, Editorial Board, S...