Irfaan Rashid
Maddie Morgan
Suwathie Rajeswaran
Lana Knaggs
Akshya Perera
Sally Yang
Gonzalo Castro
Maddison Morgan

Sarah Gilkes

Partner, Head of IP & Technology

Sarah is an intellectual property specialist, focused on commercial transactions involving IP and technology assets. She works with entrepreneurs and established businesses at all stages of the IP life cycle to protect key IP, build commercialisation pathways, and achieve growth targets in domestic and international markets.

Sarah acts for clients across a broad range of industries, including technology, energy and resources, FMCG, life sciences/biotech, and professional services. She advises on transactions relating to the development, use, transfer and funding of IP and technology assets, including licensing, franchising and distribution arrangements, research agreements, technology supply and procurement, mergers and acquisitions of IP-based businesses, and investments into high-growth companies. Sarah also provides strategic advice on the establishment and management of international trade mark portfolios, and has led multi-jurisdictional disputes to enforce and defend IP rights.

Prior to joining Hamilton Locke, Sarah was a Partner at a specialist IP firm, and has also worked as in-house counsel in the technology transfer division of one of Australia’s leading universities.


Intellectual Property; Technology; Franchising; Corporate and Commercial Law; Consumer Law

  • MBA (Finance) – Australian Graduate School of Management
  • LL.M (Intellectual Property) – University of New South Wales
  • LL.B and B.A. (Hons) – University of New South Wales
  • Admitted to practice in New South Wales, Victoria and High Court of Australia


  • Acted for ASX-listed environmental technology company Calix Ltd on a global licence agreement between Leilac, Calix’s cement and lime decarbonisation subsidiary, and Heidelberg Materials, for the use of Calix’s patented decarbonisation technology.
  • Acted for Alquemie Group Holdings Pty Ltd on its licensing agreement with Disney for the rights to the National Geographic lifestyle concept in Australia and New Zealand.
  • Acted for the founders of Australian electric vehicle charging company EVSE Australia on its partnership with smart meter company Intellihub.
  • Acted for leading Australian bitcoin and crypto exchange platform, Independent Reserve Pty Ltd, on its acquisition of the ‘’ domain and associated IP assets.
  • Acted for Australia’s leading provider of fuel analytics software and related field services, including intellectual property protection, managing international licensing and commercialisation contracts with partners across 20+ countries, and leading patent infringement litigation in the Federal Court of Australia.
  • Acted for one of Australia’s most well-known performing artists in a multi-jurisdictional trademark dispute with a prominent US television personality.