David Parker advises companies facing competition investigations in relation to agreements, abuses of dominance, market studies and investigations and mergers across national and supranational jurisdictions and in relation to state aid, across a wide range of sectors. 

Mr. Parker has been involved in many of the highest-profile merger and abuse of dominance cases in Europe, including Meta/Kustomer, Meta/GIPHY, Tesco/Booker, Just Eat/Hungryhouse and Whistl vs Royal Mail. He has acted for investigated parties on market investigations, covering sectors such as groceries, retail banking, retail energy, movies, local bus services, aggregates/cement/ready-mix concrete, private healthcare and investment consulting. 

Mr. Parker acts as an economic expert in litigation cases, including standalone cases relating to breaches of competition law and follow-on damages cases arising from breaches of competition and other laws. He has extensive experience in acting in representative actions. He regularly testifies in courts and tribunals and has given evidence in the England and Wales High Court, Competition Appeal Tribunal, Northern Ireland High Court, Ireland High Court, First-Tier Tribunal (Regulatory), First-Tier Tax Tribunal, London Court of International Arbitration and Milan Court of Appeal. 

Mr. Parker is recognised as a current Global Elite Thought Leader in Competition Economics by Who’s Who Legal. 

Employment History

Frontier Economics
Director, 2012-2023
Associate Director, 2010-2011
Manager, 2003-2009
Consultant, 1999-2002

London Economics
Consultant, 1997-1999

Areas of Expertise


Oxford University
MPhil, Economics, 1997

University of Exeter
BA, Economics, 1995