John M. Allan

Angie is a trusted advisor with a diversified health care practice. Clients both in and out of the health care industry rely on Angie for advice in handling risk management emergencies, Big Data issues, and HIPAA privacy, security and breach notification matters. She also assists hospitals, physicians, and other providers with a variety of regulatory issues, including medical staff, the Health Care Quality Improvement Act, National Practitioner Data Bank, mental health, minors, do-not-resusci...

David O'Neal is a former federal prosecutor, who defends companies and individuals in high-stakes federal investigations, False Claims Act litigation against the government and whistleblowers, and complex civil litigation. He is one of the few defense attorneys in the nation that has prosecuted criminal fraud cases and pursued civil False Claims Act investigations and litigation on behalf of the United States. He also has deep experience related to enforcement under the Controlled Substances ...

Cleburne E. Gregory III is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Cleburne E., who practices law in Atlanta, Georgia, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Cleburne E. is held by other top lawyers in the same geographic and legal practice area.

Joseph C. Staak is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law. Joseph C., who practices law in Atlanta, Georgia, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joseph C. is held by other top lawyers in the same geographic and legal practice area.

Pat Tyson is a partner with Constangy. He has been with the firm since May 1986, after a 13-year career at the U.S. Department of Labor. He began his career in the Department’s Solicitor’s Office, where he served as an attorney representing the Occupational Safety and Health Administration (OSHA). He later worked for OSHA, where he held the positions of Director of Compliance, Deputy Assistant Secretary and served two terms as the Acting Assistant Secretary for the Agency. Mr. Tys...

Christine P. James is a top attorney recognized by Best Lawyers in the practice area(s) of Trademark Law. Christine P., who practices law in Atlanta, Georgia, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christine P. is held by other top lawyers in the same geographic and legal practice area.

Michael W. Rafter is a top attorney recognized by Best Lawyers in the practice area(s) of Trademark Law. Michael W., who practices law in Atlanta, Georgia, has been recognized since 2007. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael W. is held by other top lawyers in the same geographic and legal practice area.

Suzanne Williams is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Trademark Law. Suzanne, who practices law in Atlanta, Georgia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Suzanne is held by other top lawyers in the same geographic and legal practice area.

Matthew D. Friedlander is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Defendants. Matthew D., 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 Matthew D. is held by other top lawyers in the same geographic and legal practice area.

Bob Mowrey represents clients facing complex environmental and energy matters, including litigation, enforcement and regulatory advice. His preeminence in his field has been recognized with listings in Best Lawyers in America; Chambers USA America’s Leading Business Lawyers; Who’s Who Legal; Legal 500; and LawDragon. Prior to becoming a founding partner of the firm, Bob spent 21 years practicing at Alston & Bird, LLP, a national Am Law 100 firm, where he was the long-time chai...