Elaine Whiteford

ELAINE WHITEFORD is a competition litigator with more than 25 years’ experience advising on complex competition disputes, including follow-on damages claims, abuse of dominance claims, challenges to regulatory decisions and cartel investigations. She acts for both claimants and defendants and also advises on competition and regulatory investigations before the CMA and other regulators.

“Elaine distinguishes herself through being exceptional sharp and deeply experienced; she has a remarkable ability to navigate even the most complex disputes.”
Chambers UK 2027

Elaine has been involved in many of the most significant competition damages cases in recent years including the Trucks litigation (Dawsongroup, Ryder, VSW), Wolfson v Microsoft, Stellantis v NTN (bearings cartel), iiyama (LCD cartel), Emerald Supplies v BA (air cargo cartel), Vodafone v Infineon (smart card chips cartel), Enron v EWS (rail sector), Devenish (vitamins cartel), Provimi (vitamins cartel), Cooper Tyre (synthetic rubber cartel), Courage v Crehan (brewery ties) and National Grid v Prysmian (power cables cartel). Her experience covers claims in the High Court and Competition Appeal Tribunal, as well as appeals to the Court of Appeal and UK Supreme Court. She has also acted for companies challenging regulatory decisions, before the Competition Appeal Tribunal and the European Courts. Her experience also extends to co-ordinating multi-jurisdictional litigation on behalf of claimants and defendants and in advising on proactive litigation strategies as well as options for avoiding litigation. She has advised clients on investigations, including LIBOR, marine hoses, European Government Bonds, FX, window fittings, freight forwarding and GILTS.

Elaine has earned recognition in industry ranking guides:

• Chambers UK for Competition Law: Litigation (2017–2027) and Competition Law: Private Enforcement: Claimant (2024–2027)
• Chambers Europe for UK Competition Law: Litigation (2017–2026) and Competition Law: Private Enforcement: Claimant (2024–2026)
• Chambers Global for UK Competition Law: Litigation (2019–2026) and Competition Law: Private Enforcement: Claimant (2024–2026)
• Legal 500 UK as a “Leading Partner” for Competition Litigation (2027)

Most recently, in Chambers UK 2027, one client calls Elaine “an absolute asset in any contentious matter; she is sharp, composed, and strategically outstanding.” Sources similarly describe her as “smart, pragmatic and delivers quick responses while keeping the bigger picture in mind” (Chambers Europe 2026). She is also praised by clients as someone who “is highly strategic, very concise, super responsive and provides great, sound wisdom and advice on cases,” and who is “creative and service-oriented” (Chambers Europe 2026). Legal 500 UK 2027 adds that she is “a first-rate lawyer with deep experience.”

Recent examples of Elaine’s work include:

• Acting for Microsoft defending an opt-out collective action brought by Alexander Wolfson before the Competition Appeal Tribunal in respect of second hand software.
• Acting in an appeal to the Competition Appeal Tribunal against a decision of the Competition and Markets Authority prohibiting an acquisition.
• Advising an international automotive manufacturer in respect of a range of different cartel damage claims and monitoring cartel decisions worldwide for that manufacturer.
• Acting for an international bank in respect of the Competition and Markets Authority investigation into GILTS.
• Acting for a truck manufacturer in defence of a wide range of claims for damages arising from the Trucks cartel.
• Acting for an automotive manufacturer in a claim before the High Court, but heard in the Competition Appeal Tribunal, for damages arising out of the automotive bearings cartel.
• Acting for manufacturer of LCD screens defending claims in the High Court for cartel damages arising from the European Commission’s LCD decision.
• Defending claims in the High Court for cartel damages arising from the European Commission’s smart card chips decision.
• Defending claims in the High Court for damages arising from the European Commission’s air cargo decision. Also advising in relation to corresponding litigation in the Netherlands and Germany.
• Defending claims brought in the Competition Appeal Tribunal for damages arising from the ORR finding that EWS abused its dominant position in the UK market for carriage of coal by rail. The claimants recovered nothing.
• Acting for the claimant seeking compensation in the Competition Appeal Tribunal for damages arising from an Ofgem decision relating to abuse of dominance in the market for the supply of gas meters.
• Defending claims in the High Court for cartel damages arising from the cartels in BR and ESBR rubber.
• Defending claims for cartel damages in the High Court arising from the vitamins cartels. This case is the leading authority on remedies for competition damages in English law.
• Defending the first action for follow-on competition damages filed in the High Court.
• Acting for a manufacturer of impulse ice cream claiming damages in jurisdictions around the EU in relation to anti-competitive behaviour by a competitor in relation to freezer exclusivity arrangements.
• Defence of only the second abuse of dominance claim to go to trial in England. Expedited trial, which also saw a contested interim injunction hearing and a contested specific disclosure hearing.
• Negotiating a suite of anti-counterfeit and contraband agreements concluded with the European Union and 26 of its Member States.
  
  

The above matters were handled prior to joining Sidley.

• Member, The Honourable Society of the Middle Temple
• Member, Competition Law Association
• Former Co-Chair, Private Litigation Committee of the ABA Section of Antitrust Law
• Trustee, Ealing Youth Orchestra

• Securing asylum and family reunification for an asylum seeker.
• Securing British citizenship for a child born in the UK to parents whose visas had expired.
• Securing appropriate educational support for those with Special Educational Needs.