Adrian Sim

Joint Managing Partner – IT & digital projects

“Adrian is an amazing lawyer who gets issues quickly and can provide advice that works for our business and strategic goals” (Chambers UK 2026)

Adrian is one of the firm’s Joint Managing Partners and a leading technology lawyer, advising clients on their most significant technology, cloud and digital transformation transactions.

Working across the technology, financial services, life sciences and consumer products sectors, Adrian leads complex technology procurements, outsourcing transactions, cloud and systems implementation projects for both customers and suppliers. He also advises on the development, deployment and governance of AI systems, helping organisations leverage AI with confidence.

Recent projects Adrian has led include: 

  • Advising a global airline on its IT infrastructure and mainframe operations, including cloud migration and data centre colocation projects. 
  • Leading negotiations for a global supermarket on its enterprise-wide business critical SaaS and on-premises software licences, payment gateway services and cloud infrastructure arrangements. 
  • Leading negotiations for a Tier 1 supplier for a global multi-tower business process outsourcing and transformation project in the consumer products sector. 
  • Advising a leading energy company on its digital transformation projects and AI contracting and governance approach. 
  • Product counselling for a technology services organisation on the launch of its client AI system. 
  • Advising a public sector, genomic medicine body on its commercialising strategy and implementation of world-leading sequencing, data and technology arrangements. 
  • Negotiating a digital transformation programme for a global life sciences company’s IT, network and online systems, including a multi-million pound IT outsourcing transaction. 
  • Advising an AI infrastructure provider on its technology stack, contract design and manufacturing supply chain and IP approach to support the launch of its key product. 

Having spent considerable time seconded to various clients such as a global IT services provider, a telecommunications company and an international digital services organisation, Adrian always delivers practical and business-focused solutions to deliver technology projects in the most effective and efficient way.

Credentials

  • LLB (Hons), University of Melbourne
  • Bachelor of Arts, University of Melbourne
  • Qualified 2002 (Victoria, Australia)
  • Qualified 2014 (England and Wales)
  • Partner 2014
  • Joint Managing Partner 2023 – present

What others say

“Adrian is proactive, reliable and collaborative.” Chambers & Partners UK 2027
“Adrian has obvious expertise and experience, providing fantastic support to our organisation.” Chambers & Partners UK 2027
“Adrian Sim is very responsive and helpful, even outside of instructed matters.” Legal 500 2027
“Adrian is extremely attentive, responsive and always focuses on the key matters for our organisation. He is a highly trusted adviser for our team.” Chambers & Partners 2026
“Adrian is an excellent lawyer with detailed knowledge of technology. He has a keen eye for detail and a very personable approach.” Chambers & Partners 2026
“Adrian is an amazing lawyer who gets issues quickly and can provide advice that works for our business and strategic goals.” Chambers & Partners 2026
“I've worked with Adrian Sim for a decade and he's a good lawyer to have in your corner. He's energetic and proactive and gives risk-based advice.” Legal 500 2025

Recommended For

Information Technology & Outsourcing

IT & Telecoms (Leading Partner)

IT & Telecoms (Leading Individual)

Information Technology Law

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