John A. Delis

John Delis is a partner of Long & Delis which was founded in 1989. John is an experienced trial attorney that has litigated a broad range of complex cases including Jack-In-The-Box E-coli lawsuit, insurance defense, environmental insurance disputes; construction defect claims developing a specialty in multi-party concrete sulfate attach claims; labor law matters and business litigation disputes. John has both appellate and trial experience with trials in the fields of product liability, personal injury and real estate matters. Through hard work, thorough preparation and common sense communication, he has successfully arbitrated hundreds of cases. John keeps clients informed, incorporates client-carrier input and provides feedback for joint decision-making throughout a file’s existence.

Areas of Practice

  • Insurance Defense
  • Civil Litigation
  • Personal Injury
  • Catastrophic Construction Accidents
  • Construction Defect
  • Real Estate

Bar Admissions

  • California, 1990
  • U.S. District Court Central District of California
  • U.S. District Court Southern District of California


  • Western State University College of Law, Fullerton, California
    • Juris Doctor, – 1990
  • California State University Fullerton, Fullerton, California
    • Bachelor of Arts, – 1985
    • Major: Business Marketing

Professional Associations and Memberships

  • American Board of Trial Advocates, Member Since 2014
  • Orange County Bar Association, Member Since 1991