Mark Tigwell

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...

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...

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...

John Wilson is a lawyer recognized by Best Lawyers in the practice area of Labour and Employment Law. John practices law in Canberra, Australia Best Lawyers has recognized John Wilson since 2013. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which John Wilson is held by other lawyers.

John acts for insolvency practitioners, banks, non-bank lenders, business owners, directors and the Commonwealth Government. Clients span domestic and international proceedings, including matters involving cross-border asset recovery and contested priority disputes under the Corporations Act. John specialises in commercial disputes, corporate and personal insolvency, shareholder disputes and professional indemnity insurance. His practice covers liquidator and trustee claims, including unfair ...

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 ...

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 ...

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...

Keith is a Director in the Estates and Estate Planning Section and brings more than 40 years’ experience in legal practice. An active member of the legal community in Canberra, he is regularly asked to lecture on various aspects of estate planning including charitable trusts, special disability trusts, succession planning, superannuation and family provision claims. He is a member of the Financial Planning Association Australia, a Member of the Society of Trust and Estate Practitioners ...

Shelley acts for local and national corporate clients across strata, development, building and construction sectors. Her clients include owners corporations, property developers, contractors, construction companies and corporate entities engaged in disputes and litigation often arising from real estate and construction activity. Shelley specialises in the resolution of corporate governance disputes, commercial and corporate contractual disputes, and residential and commercial construction dis...