Jack N. Sibley

Photo of Jack N.  Sibley
303 Peachtree Street, NE
Suite 4000
Atlanta, GA 30308-3243

Jack Sibley is the managing partner of the executive committee at Hawkins Parnell Thackston & Young LLP. He previously served on the firm’s policy committee (2001-2012) and as the firm’s managing partner (2009-2012). Jack’s practice focuses on commercial and contract litigation, business torts, trust and estate litigation, and mass tort litigation management as national counsel. He represents corporations and individuals in complex litigation and arbitration. He has taken numerous trials to verdict and through the appellate process.

Professional Experience

Patent and Trademark Disputes

Contract Disputes (Business, Construction, Trusts & Estates, Etc.)

Product Liability / Toxic Tort

Professional affiliations

Community involvement



"Alternative Dispute Resolution: Making the System Work for You," Panel Chair, ALFA International Client Seminar (March 2008)

Trained over 30 local counsel, National Counsel (February 2007 and March 2009)

"Liability of Trust Officer," Annual State Bar Trust & Estates Seminar (July 2006)

"Preparing for Litigation: Early Discovery Problems," Construction Management Association of America (September 2005)

Articles and publications


Previous Page

Practice areas


J.D., University of Georgia School of Law (1975)

B.A., University of Virginia (1970)

Bar admissions