Gavan Mackenzie

Angela acts for Commonwealth Government agencies and departments across technology, procurement and contracting matters. Her clients include Defence and other major Commonwealth entities. Angela advises on Australian Government procurement, information and communications technology contracts, software development and licensing, data protection and privacy, business process outsourcing, IP licensing, technology commercialisation and Defence infrastructure projects. She advises on all phases of...

Paul acts for Commonwealth Government agencies, statutory authorities and private sector employers. Paul joined Thomsons in July 2025, bringing with him deep Commonwealth client relationships built over an extensive career. Paul’s practice spans all aspects of employment and industrial relations, WHS governance, administrative law and government procurement. He advises on enterprise bargaining, individual and collective workplace agreements, discrimination complaints, investigations of ...

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...

Nicholas Seddon is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Law and Government Practice. Nicholas, who practices law in Canberra, Australia, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nicholas is held by other top lawyers in the same geographic and legal practice area.

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.

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...

Matthew has over 18 years experience in insurance litigation and specialises in defending state statutory class and common law claims arising in the challenging Australian Capital Territory jurisdiction. He regularly assists insurers and self-insurers to liaise with the ACT regulator on issues concerning the ACT scheme. Matthew is highly experienced in the defence of state statutory classes litigation and uses his knowledge to assist clients with strategic claims management in order to achiev...

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.

Hyans acts for Commonwealth, State and Territory government agencies and commercial clients on procurement, contracts and public law matters. Hyans advises on commercial contracts, corporate governance, statutory interpretation, legislative drafting, regulatory law, administrative law, privacy and FOI matters, and procurement and probity. His practice covers all aspects of government contracting from strategy and tender design through contract award and administration, as well as legal advice...

Steve advises departments of the Commonwealth Government, most notably the Department of Defence, on procurement, contracting and construction matters. He acts for both government agencies and private sector clients participating in government procurement. Steve advises on all aspects of procurement and construction projects including: strategic advice, acquisition strategies, risk analysis, drafting and negotiating contract and tender documentation, contract administration, IT contracts, ris...