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Diane Chapman
Diane Chapman cover
Diane Chapman

Diane Chapman

Principal Lawyer MensLegis

location
Sydney, NSW
Click to Reveal Phone Number+6129089..

About Diane

Diane Chapman serves as the Principal Lawyer at MensLegis, where her extensive legal acumen is evident in her work on high-profile commercial and class action litigation. Admitted as a solicitor to the High and Federal Courts of Australia and the Supreme Court of New South Wales, she has demonstrated unparalleled expertise in matters such as the Volkswagen/Audi, Ford, and Reckitt Benckiser class actions in consumer law, as well as various shareholder and corporate class actions under the Corporations Law in both Federal and NSW Supreme Courts. Diane's academic prowess complements her professional endeavours, holding a Master of Business Administration from the University of Sydney and post-graduate credentials in Applied Finance, Financial Planning, and Legal Practice. As a Director and Founding Fellow of the UNCITRAL National Coordination Committee Australia, she has contributed significantly to international legal discourse. Her publications, including work on modernising international trade law and access to justice in the ASEAN region, underscore her influence and thought leadership within the legal community. Throughout her career, Diane has held impactful positions, having been a Special Counsel at prominent law firms such as Gosai Law, GMP Law, and Bannister Law, and a Senior Solicitor at Shine Lawyers. Her portfolio includes substantial involvement in class actions involving Philips, Exactech, Coles, Woolworths, Tandem Corporation, and others, navigating complex litigation and securing favourable outcomes for her clients. Her role in these multifaceted legal challenges highlights her strategic insight and commitment to advancing justice through diligent legal practice.

Practice Areas

Commercial Law
Litigation & Disputes

Recommendations

Diane Chapman hasn't received any ratings or recommendations yet

Resume

Experience

Special Counsel
Special Counsel
Gosai Law
Oct 2025 - Present · 11 months
Special Counsel
Special Counsel
GMP Law
Oct 2023 - Apr 2025 · 1 year 6 months
Principal Lawyer
Principal Lawyer
MensLegis Pty Ltd
Oct 2020 - Oct 2025 · 5 years
Special Counsel
Special Counsel
Bannister Law - Class Action Lawyers
Oct 2018 - Oct 2020 · 2 years
Senior Solicitor
Senior Solicitor
Shine Lawyers
Jan 2018 - Sep 2018 · 8 months
Solicitor/Senior Solicitor
Solicitor/Senior Solicitor
Bannister Law - Class Action Lawyers
Nov 2015 - Dec 2017 · 2 years 1 month
Founding Member
Founding Member
UN Commission for International Trade Law National Coordination Committee Australia
Aug 2014 - Present · 12 years 1 month

Education

Masters (MBA)
Masters (MBA)
University of Sydney Business School
2014 - 2016
Graduate Diploma of Legal Practice
Graduate Diploma of Legal Practice
College of Law Sydney
2013 - 2014
Graduate Diploma in Financial Planning
Graduate Diploma in Financial Planning
Kaplan
2010 - 2012

Contact Information

Sydney, NSW

LocationLevel26, 44 Market Street, Sydney, NSW
Click to Reveal Phone Number+6129089..
WebsiteView Website

Practice Certificate

Name
Diane Chapman
Date of Admission
2014
Certification type
Principal of a law practice
Class
Law Practice
Region
NSW
CheckLast checked: 6 Sept 2026•
Checked with the Law Society of NSW

Practice Categories

Commercial Law
    Litigation & Disputes