Gillian O'Leary

Expertise

Gillian is a commercial lawyer specialising in acquisitions, investments and strategic commercial arrangements, with particular expertise in technology, intellectual property, software, healthcare, manufacturing and energy‑sector businesses.

She advises on the full lifecycle of corporate and commercial projects, from the structuring, launch and scale‑up of technology‑enabled businesses through to M&A and investment transactions. Her work includes designing and negotiating complex commercial and licensing arrangements, influencer and brand‑related contracts, collaboration and research agreements, and long‑term supply, outsourcing and services frameworks.

Gillian regularly leads commercial, intellectual property and information technology workstreams on matters involving software platforms, regulated healthcare providers, manufacturing businesses, engineering companies and technology‑led service providers. Her experience includes advising on complex intellectual property ownership issues, software licensing structures, technology transfer arrangements, data protection compliance, supply chain risk and customer contract portfolios.