We offer particular knowledge and expertise in assisting clients with Outsourcing.  We advise on domestic and international infrastructure outsourcing and business process re-organisation transactions in which people and knowledge transfer occurs.

The team is also involved in assisting with the legal aspects of commercial activities including:

  • Applications development contracts
  • Cloud computing services
  • Licensing
  • OEM arrangements
  • Procurement of IT systems
  • Provision of managed services
  • Support services
  • Systems integration

Together with our Litigation & Dispute Resolution Department, we work with our clients on negotiation and litigation strategies when disputes arise.


Relevant experience in relation to outsourcing law includes advising:

  • Railway Procurement Agency on the outsourcing of the build, support and maintenance of Ireland’s new Integrated Ticketing System (ITS); contracts for operation of ITS.
  • Jacob Fruitfield Foods Limited on the outsourcing of its manufacturing activities.
  • Edward Dillon on the outsourcing of warehousing and distribution services.
  • Grand Canal Theatre on the outsourcing of the provision of service, hardware and software relating to its IT systems and infrastructure.
  • IKEA on the outsourcing of the installation and provision of payment systems, merchant services and credit card terminals.
  • RSA on the outsourcing of IT requirements.
  • Hitachi on the outsourcing of its warehousing and logistical services.
  • IKEA on the outsourcing of its home assembly services.
  • RDS on the outsourcing of its catering activities


  • Clients exalt the team's combination of market insight and legal acumen: "they don't just give a quote of the law, but a commercial view and an explanation in the context of the market". Another interviewee says: "they inspired confidence immediately with their insight and advice on all matters and came with a deep knowledge of the market". ​Chambers Europe 2019
  • Clients note that the firm has a "young and innovative team" who are "always great to work with." Sources also appreciate that "they are up to date on new data protection regulations." Chambers Europe 2018
  • Clients praise the client-oriented nature of the advice "They offer a cogent, practical explanation of the law." Other interviewees value "the quality of the staff and the ability to recommend legal experts in other jurisdictions." Chambers EMEA 2017
  • David Cullen heads the "vibrant" practice at William Fry. Legal 500 EMEA, 2017
  • "This firm's passion and interest in the technology sector is outstanding - we have been tremendously impressed." Chambers Europe, 2016 
  • "The team has a wide range of experience that it brings to bear on specific issues, and provides timely and concise advice." Chambers Europe, 2016 
  • David Cullen’s team is noted for its ‘in-depth industry knowledge’. Legal 500 EMEA, 2016 
  • William Fry’s group includes ‘world class team lead’ David Cullen, as well as Leo Moore, who ‘balances risk and commercial opportunity’, and associate John Magee, who has ‘excellent technical know-how’Legal 500 EMEA, 2015 
  • "This firm is very available and responsive, and good at tailoring advice for non-lawyers.Chambers Europe, 2015 
  • "We have a good degree of trust in this team's advice. The lawyers have a flexible approach, and are clearly high quality.Chambers Europe, 2015 
  • Team head David Cullen is ‘strategic and pragmatic’, and Leo Moore ‘incorporates industry knowledge and commercial acumen’. Legal 500 EMEA, 2014
  • "A proactive team that goes beyond expectations. If you give the lawyers an instruction, they will bring their own expertise and a holistic understanding of the technology environment." Chambers Europe 2014 
  • "The team is very responsive; the lawyers know what they are talking about, if not they will find an expert. They give appropriate advice and answer the questions I ask - I can't rate them highly enough."  Chambers Europe 2014 
  • Sources say: "If you are a start-up company looking for advice, these are the people to speak to. The team's work has brought huge benefit to my business.” Chambers Europe, 2013 
  • The lawyers are sharp and offer great strategic advice.” Chambers Europe, 2013 
  • William Fry’s team is ‘excellent and helpful at all times’, and has ‘superb business acumen’ Legal 500 EMEA, 2013


 David Cullen

  • Tech specialist David Cullen has a broad practice that includes outsourcing, big data, cloud computing and intellectual property. Clients feel he is "deeply knowledgeable in the areas of privacy and technology." Chambers Europe, 2017
  • David Cullen heads the "vibrant" practice at William Fry. Legal 500 EMEA, 2017
  • Esteemed practitioner David Cullen "has really incredible experience in the area of technology and IP, and is cool, calm and pragmatic," say sources. Chambers Europe 2016
  • "He has really incredible experience internationally and is cool and calm, with an extremely good understanding of the technology industry," say clients. Chambers Europe 2016
  • He is "tenacious, focused and always at the forefront of the issues concerned."  Chambers Europe 2015
  • An absolute expert and key leader, David Cullen "understands not only where our business is, but what our plans are, how we want to grow and what the consequences are," enthuse clients. Chambers Europe 2014
  • Technology head David Cullen is a highly experienced practitioner with "a wealth and depth of understanding; he really has a very comprehensive grasp of IT.Chambers Europe 2014
  • David Cullen is ‘strategic and pragmatic’. Legal 500 2014
  • David is a firm favourite with clients and is described as “calm and considered, with a wealth of knowledge about the area.” Chambers Europe 2013
  • David Cullen is ‘one of the best in the business’ Legal 500 2013

Leo Moore

  • Clients identify Leo Moore as "very responsive, astute and commercially savvy."Chambers Europe, 2017
  • Leo Moore is described as "sharp and incisive." Legal 500 EMEA, 2017
  • According to sources, Leo Moore is "very good at grasping technical issues, and explaining them in a non-technical manner," with one adding: "One of the best things is that he figures out how to make things happen, never coming back with reasons not to do things." Chambers Europe 2016 
  • “He has a can-do attitude, is practical and available 24/7, and gets the job done. I couldn't do business without Leo,” enthuses a client. Chambers Europe 2016
    • Leo is "extremely responsive, knowledgeable and conscientious." Chambers Europe 2015
    • Leo Moore, who ‘balances risk and commercial opportunity’Legal 500 2015
    • Leo Moore "is very pragmatic and personable. He comes up with creative solutions and is very good on trade mark and copyrights," according to one source. Chambers Europe 2014
    • "He has commercial acumen; he marries the business aspects with the legal aspects. He looks after our interests, but not at the expense of doing business. Chambers Europe 2014
    • Leo Moore 'incorporates industry knowledge and commercial acumen'Legal 500 2014
    • Clients value Leo Moore's “no-messing, focused, can-do attitude." One states: "He deals with all my issues - it wouldn't be possible for me to do business without him!” Chambers Europe 2013
    • Leo Moore ‘will always find interesting commercial angles in times of need’. Legal 500 2013

    John O'Connor

    • John O'Connor has significant experience of advising technology, life sciences and financial services organisations on an array of technology-related matters. Clients say that he is "incredible to work with." Chambers Europe, 2017

    Key Contacts

    David Cullen Partner

    John O'Connor Partner