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O'Neill McDonald Lawyers
Tracey O'Neill cover
Tracey O'Neill

Tracey O'Neill

Principal O'Neill McDonald Lawyers

Sydney, NSW
Contact us

About Tracey

Tracey O’Neill is the Principal of the firm, bringing over 28 years of extensive experience in corporate and commercial law as well as property-related transactions. Throughout her career, Tracey has worked closely with a diverse client base, ranging from private individuals and small to medium enterprises to larger unlisted corporations. She has also served as in-house general counsel for an ASX-listed company, providing valuable insight into the corporate sector. Tracey’s expertise encompasses a broad spectrum of legal areas. She is well-versed in property-related matters including acquisitions, leasing, mortgage transactions, and property developments. Her corporate transactional experience includes managing structured mergers and acquisitions, as well as the sale of corporate interests for both public entities and private clients across Australia and New Zealand. In addition to corporate work, Tracey provides guidance on estate matters focusing on elder law essentials such as wills, testamentary trusts, powers of attorney, and enduring guardianships. She also advises on general corporate issues including governance, business integration following acquisitions, due diligence, risk mitigation, corporate restructuring, joint ventures, intellectual property licensing, and supply and trading agreements. Tracey’s practice further extends to employment law, where she assists with executive agreements, and to commercial and general litigation, with a particular emphasis on Federal and Supreme Court jurisdictions. Her comprehensive experience allows her to deliver practical and informed legal solutions tailored to her clients’ diverse needs.

Practice areas

Commercial Law
Employment Law
Estate Planning
Family Law
Intellectual Property
Litigation & Disputes
Property Law

Resume

Experience

Principal

Principal

O'Neill McDonald Lawyers

Sep 2014 - Present • 12 years 2 months

General Counsel

General Counsel

Allomak Limited

Jan 2006 - May 2009 • 3 years 4 months

Principal

Principal

O'Neill Marengo Lawyers

Sep 2001 - Sep 2014 • 13 years

Contact information

Sydney, NSW

56 Pitt Street, Sydney, NSW 2000Website

Practice certificate

Name
Tracey Lynn O'Neill
Date of admission
1992
Certification type
Principal of a law practice
Class
Law Practice
Region
CITY OF SYDNEY

Last checked: 15 May 2026 • Checked with The Law Society of NSW

Practice areas

Commercial Law
    Employment Law
      Estate Planning
        Family Law
          Intellectual Property
            Litigation & Disputes
              Property Law