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David practices across Chambers’ core specialties with an emphasis on competition and regulatory law. He also works in the areas of commercial, public, procurement and sports law.
He acts at all levels of the judicial system in the domestic and European Courts. His recent cases involve succeeding in an appeal to the Supreme Court on litigation funding, acting for ‘big tech’ in relation to some of the largest ever antitrust fines and acting for a mobile operator in major High Court litigation.
The directories rank him as a ‘rising star’ (Legal 500) and ‘Band 3 ’ (Chambers and Partners) barrister in the field of competition. He has been described as “a superstar and a class act”, “ferociously intelligent, technically flawless and with superb judgement” and “an absolute pleasure to work with”.
The majority of David’s practice is in the field of competition and associated regulatory law.
He has acted in major litigation including acting for a mobile operator in relation to P4u’s claim for infringement; for a large OEM in trucks damages litigation, and for a major ‘big tech’ firm in two appeals against some of the largest ever antitrust fines. David is currently involved in defending a number of collective proceedings actions.
In 2023, David was part of a successful challenge to the litigation funding regime before the Supreme Court which established the unenforceability of litigation funding agreements being relied on in collective proceedings.
David also advises and acts in telecommunications and energy pricing regulation.
Outside of litigation, David also advises companies on issues of compliance.
David also updated the chapter on Competition Rules and Acts of Member States in the 8th edition of Bellamy and Child (December 2018).
David acts in various commercial disputes including lead and unled instructions.
Recent cases have involved sports disciplinary and arbitration, advice on contractual disputes including exclusion of liability clauses, procedural issues related to suing partnerships and commercial disputes with energy suppliers.
David has acted and advised on a number of public procurement challenges and cases involving compatibility of HMRC taxation decisions with public law and substantive tax provisions.
David also acts in relation to age assessment cases concerning unaccompanied asylum seekers.
David also works in the area of Freedom of Information including an appeal to the Upper Tribunal.
BA in Classics, Magdalen College, Oxford, First Class Honours, First in year GDL, City Law School, Distinction, First in year (joint)
BPTC, City Law School, Outstanding, First in year, scoring one of highest ever marks.
David is a member of the Bar European Group.
Scholarships and Prizes: Phoenicia Scholarship, Bar European Group; Senior Scarman Scholarship, City Law School; Beddingfield Scholarship, Gray’s Inn; Anne Shaw Scholarship, Magdalen College, Oxford.
David has a good understanding of French.
Leading Junior in Competition Law: “He is a good team player with excellent drafting skills, which is exactly what you want in someone of his level.” “He is extremely detail-orientated and very user-friendly.” “David is a superstar and a class act.” “He also happens to be an absolute pleasure to work with.” “David is a supremely gifted junior who is both a master strategist and a fearsomely brilliant technical lawyer.” – Chambers UK, 2024
Rising Star in Competition: “David is an absolutely brilliant junior: ferociously intelligent, technically flawless and with superb judgement, indefatigable, and a real team player.” – Legal 500, 2024
Up and Coming in Competition Law: “David is an incredibly bright junior who is very responsive and a pleasure to work with.” – Chambers UK and Chambers Global, 2023
Rising Star in Competition: “David is a fantastic junior who is all over the details while never losing sight of the wider picture.” – Legal 500, 2023
Up and Coming in Competition Law: “He has a fantastic analytical mind. He is incisive and technically excellent.” “Definitely one to watch.” – Chambers UK and Chambers Global, 2022
Rising Star in Competition: “Very bright and able to cut to the heart of difficult legal problems. David provides exceptionally clear and concise drafting.” – Legal 500, 2022
Rising Star in Competition: ‘David Gregory is one of the best juniors in the competition field I have worked with. He is very clever and his written work is exceptionally clear, impeccably researched and beautifully put together. A total pleasure to lead. A total pleasure to work with.’’ – Legal 500, 2020