Barrister Information

Profile

Lachlan practises in commercial and white-collar criminal law matters.

Prior to being called to the Bar, Lachlan was a Senior Federal Prosecutor for the Commonwealth Director of Public Prosecutions. He advised on, and prosecuted complex commercial and regulatory crimes, including insider trading, frauds against the Commonwealth, money laundering, as well as foreign bribery and the abuse of public office. He continues to practise in those areas. 

Lachlan is equally experienced in commercial litigation. He accepts briefs in a broad range of areas including contractual, consumer, competition, civil penalty proceedings, wills and estates, employment, institutional abuse, building and construction, and property law disputes.

Lachlan read with Angel Aleksov. His senior mentors are Paul Holdenson KC and David Robertson KC. 

Liability limited by a scheme approved under Professional Standards legislation. The information referred to above has been supplied by the barrister concerned. Neither Victorian Bar Inc nor the barrister's clerk have independently verified the accuracy or completeness of the information and neither accepts any responsibility in that regard.

Admitted

01 Mar 2021

Victorian Bar

25 Sept 2025

Areas of Expertise

    Corporations Law 3 Areas

    • ASIC investigations and Prosecutions
    • Directors and Officers Claims
    • Shareholder Disputes

    Commercial 3 Areas

    • Banking and Finance
    • Competition and Consumer Law
    • Contractual Disputes

    Building and Construction 2 Areas

    • Commercial Building Disputes
    • Residential Building Disputes

    Public Administrative 5 Areas

    • Compliance and Investigations
    • Corruption
    • Disciplinary Proceedings
    • Migration Law
    • Proceeds of Crime

    Sports Law 2 Areas

    • Contracts and Contract Disputes
    • Disciplinary Tribunals

    Bankruptcy and Insolvency 1 Areas

    • Corporate Insolvency

    Industrial Employment 3 Areas

    • Employment Contracts and Restraint of Trade
    • Industrial Disputes and Statutory Employment Rights
    • Work Health and Safety

    Equity 3 Areas

    • Fiduciary Duties
    • Real Property
    • Wills and Probate

    Criminal 4 Areas

    • Fraud
    • Proceeds of Crime or Money Laundering
    • Property Offences and Theft or Robbery or Burglary
    • White Collar and Corporate Crime

    Tax Revenue 1 Areas

    • Tax Prosecutions

To Engage With Lachlan Mahon
Call us on 03 9225 7777 or Enquire Below