Nigel Parr is a partner in our antitrust, regulatory and trade practice
Nigel Parr chairs the Ashurst antitrust, regulatory and trade department. Admitted in Ireland and England & Wales, Nigel specialises in all aspects of UK and EU competition law, including mergers, strategic business advice and competition risk management, cartel and abuse of dominance cases, market/sector investigations, appeals and competition litigation.
He is recognised in the Legal 500's Hall of Fame, and ranked in Band 1 of the Chambers Directory; he has previously been identified by Chambers 100 as the leading UK antitrust practitioner, as well as being ranked 16 out of the top 100 UK business lawyers. He is a long-standing member of the Competition Law Committee of the City of London Law Society, a member of the Joint Working Party of the Bar and the Law Society on Competition Law, a non-Governmental adviser to the International Competition Network (appointed by the CMA) and a former trustee of the British Institute of International and Comparative Law. He is also the co-author of "UK Merger Control: Law and Practice" (2016, 3rd edition published by Sweet & Maxwell), the leading book on UK Merger Control, as well as numerous other articles and book chapters on competition law.
Latest thinking
Carousel: clicking the "Previous" or "Next" button changes the content between the buttons.
-
Legal development
Liftoff for the CMA's direct consumer enforcement powers
20 Nov 2025
Discover more -
Legal development
The Winner Takes It All? CMA updates leniency policy
04 Nov 2025
Discover more -
Legal development
CMA opens the door to behavioural remedies in merger cases
20 Oct 2025
Discover more -
Legal development
Proposed updates to the UK National Security and Investment Act Regulations
24 Jul 2025
Discover more -
Legal development
CMA delivers first remedies decision under new Phase 2 process
17 Jul 2025
Discover more -
Legal development
CMA consults on further reform to UK merger procedure guidelines
04 Jul 2025
Discover more -
Legal development
First EU and UK fines for labour markets antitrust infringements
11 Jun 2025
Discover more -
Legal development
New era for consumer enforcement in the UK
07 Apr 2025
Discover more -
Legal development
Ready… set… Date set for the CMA's new consumer enforcement powers
12 Mar 2025
Discover more -
Legal development
CMA publishes guidance on environmental claims in the fashion sector
24 Sep 2024
Discover more -
Legal development
Digital markets regulation in the EU and UK: DMA v DMCC
22 Aug 2024
Discover more -
Legal development
DMCC Act: New digital regime for the UK
20 Aug 2024
Discover more
Latest news, deals and awards
Carousel: clicking the "Previous" or "Next" button changes the content between the buttons.