Areas of Expertise

Litigation & Dispute Resolution, Class Actions, Arbitration, Regulatory Investigations, Royal Commissions & Inquiries, Corporations law litigation, Banking & Finance disputes, International Trade, Competition & Consumer Law, Tax Litigation, Contentious Insolvency

Scott has close to 20 years of domestic and international experience of assisting clients to navigate complex commercial disputes, investigations and inquiries, which have often been high-profile and reputational. His broad and versatile practice spans large-scale and urgent litigation in all Australian jurisdictions, including class actions, multi-party, cross-border disputes and injunctions; arbitration; regulatory investigations (including white collar criminal matters) and enforcement proceedings; inquiries; and contentious insolvency.

He has acted for numerous multinational corporates; investment and retail banks; governments and sovereign wealth funds; funds, asset managers, corporate advisors and traders; professional services firms; insurers, reinsurers and brokers; leading private companies; and individual company directors and officers.

Scott's experience includes matters concerning corporations law (including directors' duties, continuous disclosure obligations, shareholder disputes); contractual disputes and warranty claims; tort; misleading and deceptive conduct; fraud and insider trading; competition and consumer law (including responding to regulatory "dawn raids", mergers, cartels, price-fixing, abuse of dominant position); AML/CTF and sanctions; international trade and aviation; insurance and reinsurance; taxation and transfer pricing; property and land; public law (judicial review and constitutional);professional negligence; and insolvency.

He trained and practised for several years in London at leading firm, Slaughter and May, before moving to Australia where he has worked at top-tier and magic circle firms prior to joining the partnership of Thomson Geer. He is admitted in the High Court of Australia, Supreme Court of New South Wales and as a Solicitor-Advocate in the Senior Courts of England & Wales. He is a member of the Commercial Law Association of Australia and TMA Australia.

A copy of Scott's full CV is available on request.

What others say

"Scott Castledine is a rising star young partner who is smart, responsive, and strategic"
Legal 500 Asia Pacific 2024
"Recommended Lawyer, Dispute Resolution: Litigation"
Legal 500 Asia Pacific 2024
"The litigation and dispute resolution team at Thomson Geer was recently bolstered by the arrival of 'market leader' Bronwyn Lincoln in Melbourne and the 'smart, responsive, and strategic' Scott Castledine in Sydney, from HFW and Clifford Chance respectively…"
Legal 500 Asia Pacific 2024


Mitsubishi class action

Acting for Mitsubishi in a class action relating to allegedly misleading fuel consumption claims for its popular Triton ute.

Arrium proceedings

Successfully defending leading law firm, Herbert Smith Freehills, in multiple proceedings (NSW Supreme Court) brought by liquidators and numerous major banks and funds arising out of the collapse of mining group, Arrium, one of the largest administrations in Australian corporate history (Anchorage Capital Master Offshore Ltd v Sparkes (No 3); Bank of Communications Co Ltd v Sparkes (No 2) [2021] NSWSC 1025)

Dick Smith

Successfully defending Deloitte in multiple class actions and other proceedings (NSW Supreme Court) arising out of the collapse of electronics retailer, Dick Smith, resulting in a successful discontinuance against Deloitte (DSHE Holdings (Receivers & Managers Appointed)(In Liquidation) v Nicholas Abboud (No 3); National Australia Bank Limited v Nicholas Abboud (No 4) [2021] NSWSC 673)

Hastie Group

Acting for a former director in his defence of liquidator proceedings (NSW Supreme Court) for breach of directors’ duties arising out of the collapse of the Hastie Group, resulting in a successful discontinuance (Hastie Group Ltd (in liq) v Bourne; Hastie Group (in liq) v Moore [2017] NSWSC 709)

ASIC investigation

Acting for certain board directors of a major Australian bank in their successful response to a high-profile ASIC investigation arising out of AML/CTF breaches and $700m settlement with AUSTRAC.

Pinsent Masons

Acting for Pinsent Masons in its successful defence of injunction proceedings (NSW Supreme Court) brought by Spanish contractor, Tecnicas Reunidas, to restrain it from acting for Downer against Tecnicas Reunidas in an international arbitration for, among other grounds, breach of fiduciary duty of loyalty (Tecnicas Reunidas SA v Andrew [2018] NSWCA 192).