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Jack N.  Sibley


Jack Sibley’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.

Jack previously served as Hawkins Parnell & Young's managing partner and on the firm's executive committee (2018-2020). He has also served on the firm’s policy committee (2001-2012) and was the firm's managing partner (2009-2012).

Professional Expertise

Patent and Trademark Disputes

  • Obtained preliminary injunction enjoining false advertising activities by defendant under the Federal Lanham Trademark Act and applicable State statutes in the United States District Court for the Northern District of Georgia. Affirmed by the 11th Circuit Court of Appeals.
  • Won an arbitration contract dispute regarding ownership of patent rights.

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

  • Obtained a favorable outcome in arbitration resulting in favorable settlement for the client, a general contractor, with recovery of a substantial portion of settlement funds from subcontractors. The matter arose from a construction defect regarding a leaking building.
  • Obtained favorable ruling and settlement of complex family trust and estate planning dispute involving family partnership issue in the Fulton County Superior Court.
  • Resolved through litigation and negotiation contract dispute regarding substantial fee for computer software services involving companies and individuals in Georgia, Arizona, and South Africa.
  • Won interlocutory injunction shutting down competing business organized by client’s former employee enforcing non-competition covenants in employment contract.
  • Favorable ruling in complex arbitration involving dispute between manufacturer and distributor over a breach of distributorship agreement involving a $26 Million claim.
  • Won court order to arbitrate and arbitration ruling for enforcement of settlement after two years of litigation in claim asserting tortious interference with business relations and breach of fiduciary duty by former employees who started new business.
  • In Connecticut, through Federal Court and arbitration and settlement obtained recovery of fees paid by client against document management provider.
  • Received a favorable ruling in a high-profile estate dispute alleging issues of competence and wrongful taking of assets. Plaintiff (father) won back control of over $10 Million in assets from Defendants (children).
  • Obtained a defense verdict in a $105 Million public contract dispute filed by an international transportation company alleging improper award of public contract filed against his clients, which was awarded the contract, and the regional transit authority.
  • Favorable settlement in a breach of contract, Fair Business Practice Act and Civil RICO case. Plaintiff (bankruptcy trustee of a cabinet installer) sued Defendant manufacturer for $9 Million. Defense won a summary judgment on the Fair Business Practice Act and Civil RICO claims and then settled the case on favorable terms for the client.
  • Won a defense summary judgment against Plaintiff (general contractor) who contracted with a school district to build a high school and then sued Defendant (construction management firm) for $18 Million, alleging negligence which caused Plaintiff to perform work outside the scope of the contract and go out of business.
  • Won a favorable ruling in a family estate dispute in which a claim was filed contesting the Last Will and Testament of the head of a global financial services company based on a pre-existing divorce decree. All trust funds were returned to client.

Product Liability and Toxic Tort

  • Defense verdict in asbestos claim before jury in Alameda County, California. Plaintiff alleged his mesothelioma was caused by exposure to asbestos while using defendant’s products.
  • Defense verdict in asbestos claim before jury in Dallas County, Texas. Plaintiff claimed his cancer was caused by exposure to asbestos while using defendant’s products.
  • Favorable settlement and award of an arbitration matter of a construction defect claim involving a major college institution. The Petitioner (college) brought a multi-million dollar arbitration case against a joint venture between two general contractors for allegedly defective construction of the college’s administration building. The Firm represented the general contractors and negotiated significant financial contribution from three subcontractors, then during the arbitration hearing settled the college’s claim against the general contractors for less than one third of the claim amount, then continued the arbitration for the general contracts against a subcontractor for indemnification and obtained a significant award in favor of the general contracts.
  • Won a defense verdict in a $5 Million claim filed by Plaintiff (manufacturing company) alleging Defendant’s (national paint manufacturer) product was defective by failing to adhere properly to plaintiff’s tire racks.



  • University of Georgia School of Law  (J.D., 1975)
    • Notes Editor of the Georgia Journal of International Law (1974-1975)
  • University of Virginia  (B.A., 1970)

Bar Admissions

  • Georgia


  • U.S. District Court for the Northern District of Georgia
  • U.S. District Court for the Middle District of Georgia
  • U.S. District Court for the Southern District of Georgia
  • U.S. Court of Appeals for the Fourth Circuit
  • U.S. Court of Appeals for the Fifth Circuit
  • U.S. Court of Appeals for the Eleventh Circuit
  • Supreme Court of the United States

Professional Affiliations

  • State Bar of Georgia
  • Atlanta Bar Association
  • ALFA International
    • Past Director (2004-2007)
  • DRI


  • AV Preeminent® Peer Review Rated by Martindale-Hubbell®
    • Special Edition Judicial Award
  • The Best Lawyers in America©, Product Liability Litigation - Defendants (2012-2021)
  • Georgia Super Lawyers, Rising Star (2004-2020)
  • Listed in Who's Who in Law & Accounting, Atlanta Business Chronicle (2009, 2010)
  • Listed in Atlanta's Top Law Firm Managing Partners, Atlanta Business Chronicle (2010)
  • Listed in Top Attorneys in Georgia, Atlanta Magazine (2011, 2019)
  • Listed in American Registry as America's Most Honored Professionals (2011)
  • Top Rated Lawyer in ‘Trust & Estates,’ American Lawyer Media and Martindale-Hubbell (2013)


  • CSR, Ltd
  • Douglas M. Bodenhamer and Yvonne R. Bodenhamer v. Blue Cross and Blue Shield of Georgia, Inc. And HMO Georgia, Inc., U.S. District Court for the Northern District of Georgia
  • James C. McClure v. Zymo International, Inc. v. Environmental Services, Inc., Superior Court of Gwinnett County
  • Michael Rickman, et al v. Sports Stadium Clubs of America, LLC, et al., Superior Court of Fulton County
  • Optimum Technologies, Inc. v. Vantage Industries, Inc. and Leggett & Platt, Inc., American Arbitration Association
  • Prime Group, Inc., Victor J. Mills, and Oliver W. Owens v. Tucker Federal Savings and Loan Association, Superior Court of Richmond County
  • Spelman College v. Russell/Moody, A Joint Venture, H.J. Russell & Company, C.D. Moody Construction Company, et al., American Arbitration Association
  • Bobby Dale James, et al. v. The Sherwin-Williams Company, 193rd Judicial District Court of Dallas County
  • Neil Le Sage v. The Sherwin-Williams Company
  • Cooper Construction Company, Inc., v. Osborn Contract Services, Inc., James G. Osborn, Sherwin-Williams Company, Inc., and Chris Lewis, Superior Court of Henderson County
  • Philip T. Leopold and Strategic Sports Group, LLC, a Georgia Limited Liability Company v. Strategic Sports Group, Inc., member of Strategic Sports Group, LLC, a Georgia Limited Liability Company and Peter Stern, Superior Court of Fulton County
  • Mitec Controls, Inc. v. Suntech Systems, Inc., Timothy Bland, Malcolm Quehl, Tony Planas and Wayne Phillips, Superior Court of Gwinnett County
  • Strategic Sports Group, LLC v. Strike Ten Entertainment, Inc., and Bowling Proprietors Association of Georgia, Superior Court of Fulton County
  • James M. Sibley v Pharr Manor Condominium Association, Inc., Superior Court of Fulton County (March 2004)
  • David Eytcheson v. Kelley Moore, et. al.
  • Carolina Casualty Insurance Company et al. v. Heery International, Inc. et al., U.S. District Court for the Northern District of Georgia
  • NAP Chesterfield, L.L.P. v. Assurance Company of America, et al., U.S. District Court for the Northern District of Georgia
  • Thales e-Transactions, Inc. v. MARTA, and Cubic Transportation, Inc., Superior Court of Fulton County
  • American Safety Casualty Insurance Company, a Delaware Corporation v. Principal Management, Inc. a Michigan Corporation, Steven M. Lademan; Timothy P. Laux; and Patrick S. Stewart, U.S. District Court for the Northern District of Georgia
  • Daniel A. Metzler v. Catheren Woolard a/k/a Cathy Woolard, et al., Superior Court of DeKalb County 
  • David Bitter v. Rapid American, et. al., District Court of Jefferson County
  • Jessie Clancy, et al v. Kelly-Moore Paint Company, et al., District Court of Tarrant County
  • Southern States Rack & Fixture, Inc. v. The Sherwin-Williams Company v. Keller-Rigany Construction South Carolina, Inc., U.S. District Court for the Southern District of South Carolina
  • SunTrust Banks, Inc. v. Wachovia Corporation, U.S. District Court for the Northern District of Georgia
  • Billy E. Patterson, et al v. The Sherwin-Williams Company, et al., Circuit Court of Franklin County
  • Joyce Bailey, et al v. The Sherwin-Williams Company, U.S. District Court for the Northern District of Georgia
  • Spark Technologies, Inc. v. Biltmore Technologies, Inc. et al., Circuit Court of Gwinnett County
  • The State of M.O.D.E., Inc. v. Wilsonart International, Inc. and Meyer Laminates, Inc., Superior Court of Fulton County
  • Charles Howard Candler, III v. D. Jack Sawyer, Jr., et al., Superior Court of Fulton County
  • Milton O. Stein v. Stein Steele and Supply Company and Burt J. Stein, U.S. District Court for the Northern District of Georgia

Charitable & Civic Involvement

  • Interdenominational Theological Center (2008-present, Chair, Board of Trustees 2015-2018)
  • A.G. Rhodes Homes (Trustee 2009-2018)
  • Atlanta Youth Academy (Member Board of Advisors; past Chair)
  • Atlanta Youth Academy Foundation (Trustee 2000-2008)
  • Warren Wilson College (Trustee 1992-2006)
  • Emory University Board of Visitors (Member 2004-2007)
  • First Presbyterian Church (Elder, past Chair Annual Campaign; Member, Capital Campaign
  • Committee; past Chair, Missions Committee; Chair, Long-Range Planning Committee)
  • Psychological Studies Institute (past Board Chairman)
  • Christian Television and Film Commission (past Board member)
  • Piedmont Driving Club (V.P., President elect, Board of Directors 2016-2018, President 2018-2020)