
Dentons' stellar client roster includes several of the largest big tech, vendors, Fintech, and telecoms companies, handling a wide array of regulatory, commercialisation, procurement, and deployment matters. The practice is jointly steered by TMT head Tristan Jonckheer, who advises on tech deployment, transformation, and outsourcing strategy, and the commercial division's leader, Martin Fanning, who is an expert in the transactional and advisory field with over two decades of experience. Dan Burge is equipped to handle a broad scope of matters, including network procurement, system implementation, and commercial arrangements, while Scott Singer has a particular focus on the retail industry, covering tech implementation, digital transformation, and procurement. Sarah Lima excels in complex IT arrangements and procurements, Annabel Cox covers advice on infrastructure projects, as well as payment and transactions, and solutions, meanwhile, Scott Greaves is well-versed in cloud computing and systems integration matters.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
‘Martin Fanning and his team are top notch.’
‘Martin bends over backwards to really understand our desired outcomes and help to navigate us through to the end. He really cares about us, and it shows.’
Key clients
- Capita
- Christie's
- Compass Datacenters
- Flex
- John Lewis Partnership
- M&S
- Meta
- Sky UK
- Asahi
- TJX Companies (TK Maxx)
- Artificial Intelligence Security Institute (AISI)
- FiberCop
Work highlights
Assisting on a high value business critical IT separation and investment following $22bn acquisition by KKR.
Advising John Lewis Partnership (JLP) on the extension of its Google Cloud relationship, which forms part of a global tech and change programme and modernisation, and the procurement of licences for Google Workspace and Gemini.
Advising M&S on the negotiation of a renewed and extended agreement with Diebold Nixdorf for the provision of tills, self-checkouts and other point of sale technology devices and associated implementation, software and managed services across M&S’s full UK store network.
Lawyers
Leading partners: IT
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Leading partners: Telecoms
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.
Next Generation Partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.
Practice head
Tristan Jonckheer; Martin Fanning
Other key lawyers
Dan Burge; Scott Singer; Sarah Lima; Annabel Cox; Scott Greaves