Thomson Geer  stands out for advising on major technology and telecommunications projects, acting for ISPs, telcos, software companies, governments and regulators. The team covers IT procurement, outsourcing, SaaS, cybersecurity, privacy, fintech, defence technology and network deployment. Mark Feetham advises on complex IT projects, cloud contracts, IoT and telecoms regulation, while Demetrios Christou focuses on procurement contracts, cloud services, smart grids and telecommunications infrastructure, including regulatory and access issues. The team was strengthened by the additions of technology sector experts Hayden Delaney, Steven Hunwicks and Briar Francis from HopgoodGanim in February 2025.
Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Dem Christou is extremely knowledgeable in this area. He has spent many years previously working in large firms in Sydney and knows his stuff. He has the guts to provide advice which is clear for us and not sitting on the fence advice which I hate.’

  • ‘Strengths and key capabilities are an excellent ability of the team to translate complex commercial arrangements into clear contract terms. Attention to detail is second to none. Availability and commitment to transaction details and deadlines is excellent. Approach to negotiations is practical and pragmatic.’

  • ‘Mark Feetham - he is an experienced IT and telecoms partner. His energy and passion for delivering outcomes greatly assists transactions to progress. He is always thinking of all issues and angles, and works tirelessly to achieve the required outcomes. Technical skills and expertise are excellent. Availability and commitment are excellent.'

  • 'Demetrios Christou - an exceptional technical lawyer with an uncanny ability to translate complex concepts into legally enforceable contract terms. Passionate, committed and strategic.’
  • ‘Thomson Geer provides sophisticated and high quality advice at mid tier prices. They seek to deeply understand your business in order to deliver this tailored legal assistance, partnering with the business in a strategic manner.’

  • ‘Dem Christou delivers tailored legal advice that demonstrates deep understanding of both technology and business needs, consistently providing exceptional client service. His ability to translate complex legal issues into clear, actionable guidance makes him an invaluable strategic partner for my business.'

Key clients

  • City of Sydney
  • Hyland Software
  • Lendlease
  • Compare the Market

Work highlights

Advised the City of Sydney on Australia's largest outdoor advertising and street furniture contract and providing ongoing advice on issues arising under this project to roll out new street advertising and street furniture and kiosks assets in the Sydney CBD.
Advised Hyland Software on its contract for supply and implementation of a new medical imaging system for Metro North Health (part of Queensland Department of Health).
Advising ASX-listed property developer Lendlease on a contract for the supply and implementation of a telecommunications network and services for two large build to rent developments.

Practice head

Mark Feetham; Demetrios Christou

Other key lawyers

Hayden Delaney; Steven Hunwicks; Briar Francis