Heyl Royster

Douglas Heise

Senior Counsel
Edwardsville, IL

Doug's variety of experiences assists him in understanding the clients' needs and helping them to understand the litigation process.

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Douglas Heise


As Senior Counsel working out of the firm's Edwardsville office, Doug Heise has more than 40 years of litigation experience defending a broad range of clients, from major corporations in product liability claims to individuals involved in auto accidents, including trucking/motor carrier litigation, construction litigation, employment litigation, and civil rights litigation. 



J.D., John Marshall Law School

B.S., Eastern Illinois University, Political Science

Licensure(s) and Admission(s)

State Courts of Illinois

United States District Court for the Central District of Illinois (Trial Bar)

United States District Court for the Southern District of Illinois (Trial Bar)

United States Court of Appeals for the Seventh Circuit

United States Supreme Court

Professional Affiliations

Illinois State Bar Association

St. Clair County Bar Association

Bar Association for the Central and Southern Federal Districts of Illinois

East St. Louis Bar Association

Madison County Bar Association




“Discoverability of Pre-Suit Investigation and Surveillance,” Heyl Royster's 33rd Annual Claims Handling Seminar (2018)

“Retaliation in the Workplace: State and Federal Claims," Heyl Royster Employers' Day Seminar (2016)

“The Essentials on Police Litigation: From Start to Finish,” National Business Institute (2016)

“When Social Media Becomes Socially Awkward," Heyl Royster's 31st Annual Claims Handling Seminar (2016)

“Risk Assessment: Illinois Tort Immunity Act,” Illinois Association of County Engineers 100th Annual Spring Meeting (2014)

“Building a Solid Foundation for Defense: Gathering and Preservation of Evidence,” Heyl Royster’s 26th Annual Claims Handling Seminar (2011)

“When Do You Need an Expert Witness," Heyl Royster's 25th Annual Claims Handling Seminar (2010)

“Uninsured and Underinsured Motorist Update,” Heyl Royster 25th Annual Claims Handling Seminars (2009)

“Introduction to Illinois & Missouri Law Regarding Veterinarian Malpractice," Greater St. Louis Veterinary Medical Association - St. Louis Humane Society (2009)

“Casualty and Property Seminar - Premises Liability Update," Heyl Royster (2008)


"Strike the Right Balance to Keep a Drug-Free Workforce: Recent Challenges to Employer’s Policies," ABA Commercial Transportation Litigation Newsletter (2018)


  • Rated AV Preeminent® Peer Review Rating
  • Leading Lawyer by Law Bulletin Media℠ -Civil Rights/Constitutional Law; Employment Law; Governmental, Municipal, Lobbying and Administrative Law; Insurance, Insurance Coverage and Reinsurance Law; and Personal Injury Defense Law: General 
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