Patrick has been practising in civil litigation including statutory liability, Common Law, contract law and the Australian Consumer Law for over 45 years. He has been recognised as a leading practitioner in the General and Professional Liability field by the Doyle’s Guide.
His practice commenced with workers compensation in 1980, then Common Law claims in the Supreme Court from 1982, commencing with industrial accidents, then General and Professional Liability claims including catastrophic cases concerning man-made disasters and construction losses. Since 2002 his practice has expanded to Professional Indemnity claims and the increasing incidence of mental injury claims relating to historical child sexual abuse. In this field he has acted for educational, religious and community based institutions as well as insurers where there are indemnity disputes. His clients have included those domiciled in Australia and the United Kingdom.
Patrick has appeared in the Common Law Division of the Supreme Court, the Technical and Construction List of the Equity Division in that Court, Federal and Federal Circuit Courts, District Court, Local Courts as well as interstate Supreme and District Courts. His historical child sexual abuse practice is Australia wide.
He is recognised as an expert in Insurance and Liability claims, as demonstrated by the following testimonial:
“Patrick Thompson has an excellent knowledge of insurance and litigation and publishes many papers on topics of interest to general insurers. He is also described as quiet, tenacious and as understanding client philosophy. He is noted for being clinical, efficient and getting great results”. (Legal Profiles).
Patrick became an Accredited Multi Disciplinary Mediator in 2025 and is available to mediate disputes Australia wide. His qualifications and achievements include: 
- BA/LLB UNSW 1979
- Solicitor of the Supreme Court of NSW from July 1980,
- Joint Founding Principal Thompson Cooper Lawyers Pty Ltd 2002,
- Arbitrator Supreme Court of NSW Common Law Division,
- Arbitrator District Court of NSW Philadelphia Scheme,
- Personal Injury Accredited Specialist NSW,
- Multi-Disciplinary Accredited Mediator Australian Disputes Centre,
- Nationally Accredited Mediator, Australian Mediator & Dispute Resolution Accreditation System,
- Accredited Mediator with NSW Law Society, Lawyer Mediator Accreditation Scheme.
