Gavan Mackenzie

John Wilson is a top attorney recognized by Best Lawyers in the practice area(s) of Labour and Employment Law. John, who practices law in Canberra, Australia, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John is held by other top lawyers in the same geographic and legal practice area.

Sarah acts for Commonwealth Government departments and agencies on procurement, contracting and governance matters. Her client base is primarily the Commonwealth and Commonwealth entities, with a particular focus on defence procurement and capital equipment acquisition. Sarah advises on procurement activities for aviation, land vehicle and maritime assets, governance matters for statutory corporations, contract negotiations, competitive tendering processes and privatisations. She leads contra...

Melanie acts for Commonwealth government agencies, statutory entities and corporate clients. Melanie's clients operate across the full spectrum of Commonwealth activity. Her clients include Comcover, ATO and Departments including Finance, Defence, Home Affairs, Industry, Attorney-General's and Agriculture. Melanie joined Thomsons in July 2025 as part of the transition of the one of Australia’s premier Commonwealth government practices. Melanie’s practice spans litigation, dispute ...

Bill has been a legal practitioner for over 30 years specialising in personal injury law including motor vehicle accidents and public liability, workers compensation, medical and dental negligence, and historical child sexual abuse cases. His practice also includes commercial litigation in the ACT courts involving insurance and professional indemnity issues, building and contract disputes, and employment matters. Bill’s straightforward manner complements his extensive experience and kno...

Catherine Coles is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Catherine, who practices law in Canberra, Australia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Catherine is held by other top lawyers in the same geographic and legal practice area.

Lauren Armstrong is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Lauren, who practices law in Canberra, Australia, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lauren is held by other top lawyers in the same geographic and legal practice area.

Andrew has extensive experience in representing and providing high level, strategic and complex workplace relations advice to a wide range of Commonwealth departments and agencies over the last 15 years. This includes significant experience in litigating on behalf of the Commonwealth (generally on the instructions of Comcover) in the Fair Work Commission, the Federal Court, the Federal Circuit and Family Court of Australia, the Australian Human Rights Commission and the Administrative Review ...

Jeremy's practice spans work with a range of government and corporate clients. He has acted in claims before the High Court, Federal Court, various Supreme Courts and the Administrative Appeals Tribunal. Jeremy's administrative and regulatory law experience includes: advising Commonwealth agencies in relation to regulatory proceedings, including in relation to options and evidence required for declaratory, civil penalty and injunctive relief in accordance with the Regulatory Powers (Standard ...

Rebecca has extensive experience in advising the Commonwealth in relation to workers’ compensation matters. She is fully cognisant of the responsibilities of the Commonwealth in adhering to the Model Litigant Policy and the unique challenges that this can bring. In a previous role Rebecca successfully held the position of National Client Service Manager for Comcare, which, as a significant client, brought enormous responsibility from a business perspective. Rebecca is focussed on delive...

Ian has broad experience across diverse jurisdictions and areas of law with a specialisation in commercial litigation, building and construction, and insurance law. He also has experience in professional negligence claims, leasing disputes, and personal injury. Ian is recognised by his peers in The Best Lawyers in Australia list in dual fields of litigation and insurance law. His broad experience, including his regularly acting for both plaintiffs and defendants, enables him to provide a bala...