Paul Castlo

Paul Castlo


Email paul.castlo@​

Phone +44 20 7296 2000

Fax +44 20 7296 2001


Practice groupGlobal Regulatory

A decade of experience gained in our Antitrust, Competition and Economic Regulation teams in London and Brussels, and whilst on secondment to the UK's primary competition law agency, enables Paul to help clients find solutions to the most complex antitrust issues they face.

Clients across a range of industries – especially the financial services, media and consumer goods sectors – turn to Paul for business critical advice on the risks and opportunities associated with investigations by competition law agencies, damages litigation, merger control, and competition law compliance.

Awards and recognitions


EU and Competition
Legal 500

Education and admissions


B.A. (Jurisprudence), University of Oxford, St Anne's College

Bar admissions and qualifications

Solicitor, England and Wales

Solicitor, Republic of Ireland

Representative experience

Advising DCC plc in relation to its acquisition of the LPG business of Countrywide Farmers plc.

Advising TSB Bank plc in relation to the UK Competition and Markets Authority's market investigation into UK retail banking.

Advising Trinity Mirror plc in relation to the UK Competition and Markets Authority's Competition Act investigation into the advertising of estate agent fees in a local newspaper (the Three Counties investigation).

Advising a shipping company in relation to a cartel investigation by the European Commission.

Advising Bottomline Technologies (de), Inc in relation to the notification to the UK Office of Fair Trading of its acquisition of Albany Software Limited.

Advising Umbro plc on the merger control aspects of the £285m acquisition of Umbro plc by Nike Inc.

Advising SABMiller on the EU merger control aspects of its acquisition by AB InBev.

Advising a major international financial institution in relation to a European Commission antitrust investigation.

Advising Morrisons and Safeway in relation to their successful appeals to the UK Competition Appeal Tribunal of the UK Office of Fair Trading's tobacco cartel decision.

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