Mr Colin Rooney > Arthur Cox > Dublin, Ireland > Lawyer Profile

Arthur Cox
D02 T380

Work Department



Colin is a Partner in the Technology and Innovation Group. He advises on data protection and privacy, information technology, outsourcing, cloud computing, and e-business matters.

Colin has extensive experience advising domestic and international clients on information management issues, with his data protection and information technology practice covering all aspects of data processing across all industry sectors. His practice also has a strong emphasis on commercial IT agreements. Colin is a frequent speaker on data protection and freedom of information topics, including at the Data Protection Leadership Forum, which the Group launched in 2019. He is also a frequent contributor to various legal journals on the above-mentioned topics.


Admitted as a solicitor in 2005.


BA (Mod), 1998, Trinity College, Dublin; HDip Information Technology, 1999, National University of Ireland, Maynooth; Diploma in Legal Studies, 2000, Dublin Institute of Technology, and LLM in Computer and Communications Law, Queen Mary, University of London, 2011.

Lawyer Rankings

Ireland > Data privacy and data protection

(Leading individuals)

Colin RooneyArthur Cox

The data privacy team at Arthur Cox provides advice to clients across a broad range of sectors on both compliance with regulations and responses to data breaches. The team is frequently instructed by technology companies, including established household names as well as start-ups, and assists clients with entering the Irish market. ‘Standout performer‘ Rob Corbet is well versed in advising clients on data breaches and is also recognised for his work in the gambling sector. He leads the team alongside Colin Rooney, who is noted for his experience in regulatory investigations, and Olivia Mullooly.

Ireland > Information technology

Arthur Cox has experience across a broad range of information technology matters and has close relationships with a number of major Irish companies, advising on commercial IT agreements such as software licensing as well as regulatory compliance. The team is also frequently instructed to advise clients on digital transformation projects, providing assistance with complex outsourcing matters. Data protection is another area of focus for the team. Practice head Rob Corbet has a broad practice in this sector, ranging from handling commercial agreements to advising companies on responding to data breaches. Colin Rooney and Olivia Mullooly, who is particularly noted for her work on issues related to intellectual property, are also key contacts. Ian Duffy, who was promoted to partner in January 2022, is also a key contact.