Trusted litigators, advocates & counselors
Our Practice Areas
Transportation & Logistics
Representation of trucking companies, intermodal providers, steamship lines and logistics companies
Nursing & Medical Malpractice
Skilled defense of nurses and other health care professionals through trial and appeal
Professional Liability Defense
Years of proven success defending accountants, architects & engineers, attorneys and real estate agents
Deep knowledge of all aspects of insurance coverage issues including professional liability, E&O, D&O, property & casualty
Proven success in resolving shareholder disputes, breach of contract actions, and protection of trade secrets
Corporate & Transactional
From business formation to contract drafting to real estate closings, the attorneys at Sullivan O'Malley can advise you on all of your business needs
Meet David & John
David J. Sullivan, JD, CPA
An accomplished and well-respected litigator, David Sullivan focuses his practice in the areas of trucking and transportation, healthcare, professional liability, product liability and complex commercial litigation at both the trial court and appellate court levels. David strives to find creative and cost-effective solutions to meet the needs of his clients.
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John P. O'Malley
John O'Malley is an advocate, counselor and litigator with significant experience in federal and state courts in Illinois and across the Nation. He has represented clients in litigation as well as drafting and negotiating contract and insurance policy language.
His impressive body of work includes serving as lead attorney in numerous actions concerning insurance coverage for environmental liabilities, intellectual property disputes, professional liability, directors’ and officers' coverage, and insurance company errors and omissions. He is a member of the Federal Trial Bar, and the Society for Trial Lawyers.
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Get in Touch
We look forward to hearing how we can help you!
135 S. LaSalle Street
Chicago, IL 60603