Ari Katsoulas


Ari specialises in Commercial, Equity and Estate disputes and litigation.

He regularly appears as an advocate in most State and Federal Courts and Tribunals as well as at mediations and settlement conferences.

Primary Areas of Practice

  • Commercial & Contract Law
  • Corporation Law & Insolvency
  • Equity & Trusts
  • Real Property Law including Mortgage & Finance Law
  • Restraint of Trade in Commercial and Employment Contracts
  • Succession, Will & Estates / Family Provision Claims / Will Disputes

Select Cases

Succession & Estates

I have been instructed in all types of Succession and Estate matters including matters relating to family provision claims, construction disputes, rectification of wills, statutory wills, contested probate including lack of capacity as well as burial disputes and rights in human tissue.

Corporations & Insolvency

I have been instructed in a variety of proceedings under the Corporations Act 2001 (Cth) including oppression proceedings, derivative actions against directors, breach of statutory and fiduciary duties by company officers, as well as applications arising from statutory demands and winding up (on insolvency as well as just and equitable grounds.).

Equity, Trusts and Real Property

I am regularly instructed on all matters of disputes concerning real property, including caveats, mortgages, easements, trusts (including remedial trusts), equitable charges and the like.

Other and Interlocutory Judgments

I am regularly instructed in a wide range of general civil matters (primarily commercial/contract/building disputes) as well as interlocutory applications of all varieties.

Professional Memberships

  • Member at NSW Bar Association.
  • Member at Commercial Law Association of Australia.
  • Member (and board member) at Second Floor Wentworth Chambers.
  • JADE Expert Panel, Consumer Protection Law.
  • Committee Member, New South Wales Young Lawyers Civil Litigation (2014 – 2019).
  • Committee Member, New South Wales Young Lawyers Communications, Entertainment & Technology Law (2014 – 2019).