Suzanne obtained higher rights of audience whilst in private practice as a solicitor for 15 years prior to joining the bar. She has held positions at magic circle and leading international antitrust practices. Most recently she was an antitrust partner with a leading US firm in London

Suzanne has wide experience of competition law, EU law and regulatory matters combining cartel regulation, commercial practices, IP exploitation, merger control, public procurement and State aid/subsidy control.

Suzanne’s practice has a particular focus on the interface between competition law and economic regulation. She advises governments, regulators and businesses across the regulated sectors including in the communications, energy, financial services, healthcare/ pharmaceuticals, TMT and water sectors.

Suzanne has significant experience of advising on the development, implementation and application of new competition laws and regulatory regimes in line with international best practices, including in emerging markets. She is a member of the UK Regulators Network (UKRN) Expert Advisory Panel. 

In private practice as a solicitor for 15 years prior to joining the bar, she has held positions at magic circle and leading international antitrust practices. Most recently she was an antitrust partner with a leading US practice. She has also held the role of director at PricewaterhouseCoopers working within its strategy, economics and forensics teams.

Suzanne speaks French and has worked in a bilingual office while practising as a solicitor.

Suzanne is the author of “Indian Competition Law, an International Perspective” (first published by Wolters Kluwer, May 2012; with a supplement of cartel regulation published in January 2013). The book is the first-of-its-kind international comparative analysis of the Competition Act 2002 published contemporaneously with the coming into force of Indian competition law and merger control.

Suzanne is also co-author of "Media Ownership and Control: Law, Economics and Policy in an Indian and International Context" (Hart Studies in Competition Law, 2014) and "Hong Kong Competition Law" (Hart/Bloomsbury, 2016). Suzanne is a contributor to "Cross-Border Copyright Licensing, Law and Practice" (Elgar Intellectual Property Law and Practice series, 2018) and "Artificial Intelligence Law and Regulation" (Edward Elgar, 2022)

Suzanne Rab was recognised by The Lawyer as one of the “Hot 100” lawyers for 2022, most notably for her work for public bodies including in relation to net zero, competition law and subsidy control.

Katie is a Partner based in RBB’s London office. She has twenty years’ experience working as a competition economist across a broad range of matters including mergers, litigation, Competition Act investigations and market studies. A former Economics Director at
Ofcom, she has significant regulatory expertise and a deep understanding of telecoms and digital markets.
An experienced testifying expert, Katie has given evidence in various courts including the UK’s Competition Appeal Tribunal (CAT). Previously the Head of Econometrics at the Office of Fair Trading (a predecessor of the UK Competition and Markets Authority), Katie has significant expertise in the application of quantitative techniques to competition policy questions.