John O'Shea "Shea" Sullivan

Adriana R. Midence is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Adriana R., who practices law in Atlanta, Georgia, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Adriana R. is held by other top lawyers in the same geographic and legal practice area.

As co-leader of the firm’s Financial Services Litigation Team, Chris Riley has been at the forefront of financial services litigation for many years. He represents financial institutions and financial services providers in a wide assortment of commercial and consumer disputes, including litigation, enforcement, and compliance matters. Chris is a trial lawyer who has represented clients in a wide assortment of litigation in state and federal courts across the country. Those clients inclu...

Raanon Gal is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Raanon, who practices law in Atlanta, Georgia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Raanon is held by other top lawyers in the same geographic and legal practice area.

Adam Malone is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs and Personal Injury Litigation - Plaintiffs. Adam, who practices law in Atlanta, Georgia, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Adam is held by other top lawyers in the same geographic and legal practice area.

Anthony D. Lehman is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Litigation - Construction. Anthony D., who practices law in Atlanta, Georgia, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Anthony D. is held by other top lawyers in the same geographic and legal practice area.

Bob Brennan is who you want in your corner when the government comes calling. A former federal prosecutor, Bob’s work is informed by deep experience in healthcare compliance. He is known for his pragmatic, client-centric approach to the defense of civil and criminal investigations including False Claims Act matters, compliance counseling regarding potential exposure under the False Claims Act statute, the Anti-kickback statute, and the Stark law and complex civil litigation. Much of Bob...

Lee Clayton is a founding partner of Marsh Atkinson & Brantley. He defends clients in litigation related to catastrophic personal injury and wrongful death, insurance coverage and bad faith claims, professional liability, appeals and commercial disputes. He handles large, complex cases defending claims on behalf of his clients, which include large national insurers, financial institutions and corporations, as well as individuals. Lee is regularly consulted on problematic fact patterns and...

Mike Stevens is a partner in the firm’s Employee Benefits & Executive Compensation Group. He focuses on executive compensation matters, with a particular emphasis on tax, securities and corporate governance issues relating to stock plans, incentive compensation arrangements, executive employment agreements and deferred compensation. Mr. Stevens frequently advises clients with respect to executive compensation issues relating to mergers and acquisitions and other corporate transactio...

Michael Elkon is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Michael, who practices law in Atlanta, Georgia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael is held by other top lawyers in the same geographic and legal practice area.

Guinevere M. Christmann is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Guinevere M., who practices law in Atlanta, Georgia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Guinevere M. is held by other top lawyers in the same geographic and legal practice area.