020 7650 1200

Oliver Holland


Oliver specialises in international cases involving multinational corporations where environmental harm or human rights abuses have been alleged

Corporate accountability Diesel emissions claims Group claims Modern slavery

Oliver is a partner in the international department.

Oliver has been representing claimants in group litigation for over a decade. He has extensive experience in conflict of law issues, Group Litigation Orders and large-scale litigation against some of the world’s largest multinational companies.

Legal expertise

Oliver has represented communities, workers and consumers in group actions relating to human rights abuses, environmental damage, parent company liability, supply chain liability and consumer law.

Some of Oliver recent cases have included:

Oliver currently represents tens of thousands of claimants across the UK and internationally including matters concerning environmental damage from the extractives sector, air pollution from emissions from diesel vehicles and pollution of the UK’s waterways and seas.  

What the directories say

Oliver is superb. He has the ability to balance the big picture with a nuanced view.

Chambers and partners 2024

 Oliver Holland in the news

  • Is Turkey’s economy heading towards another recession? Al Jazeera 17.4.21
  • Recent UK Court of Appeal judgment may lead to greater accountability of companies hiding behind complex supply chains Business & Human Rights Resource Centre 2.4.21
    FTSE 100 firm faces landmark modern slavery legal challenge Personnel Today November 2019
  • Children under 13 picked coffee beans for Starbucks and Nespresso Metro March 2020
  • Children as young as eight picked  coffee beans on farms supplying Starbucks The Guardian March 2020
  • Breaking Bad – Uncovering The Oil Industry’s Dirty Secret BBC March 2020
  • Zambians can pursue mining pollution claim in English courts The Guardian April 2019
  • End of the liner – deadly boat graveyards where kids as young as eights risk their lives The Sun September 2019
  • Child labour claim brought against British American Tobacco The Times October 2019
  • Vedanta’s London exit fails to stem scrutiny of Indian miner The Financial Times October 2018
  • Leigh Day demands answers after lawyer arrest in Zambia Gazette January 2017

What the directories say

He has nous beyond his years and knows which buttons to press to get under the skin of his opponents. Great with clients and super cool under pressure.

Legal 500 2022

News and blogs

Blog Post
River Wye
International River Wye

Government’s plan to ‘protect’ the River Wye too little too late

Oliver Holland, Benji Gourgey and Emily Hay respond to the Defra plan to “protect the River Wye”.

News Article
Wye Photo By Leigh Day
Environment River Wye Group claims

Multi-million-pound legal claim launched to compensate people living near River Wye for pollution allegedly caused by chicken producers

A legal claim potentially worth hundreds of millions of pounds has been launched by law firm Leigh Day in a bid to compensate thousands of people living in the Wye catchment likely to have been affected by a major degradation of the River Wye and its tributaries in recent years. 

News Article
Shiny exhaust pipes
International Vehicle emissions Diesel emissions claims

Thousands of Jaguar and Land Rover owners join Leigh Day’s legal claim over defective diesel exhaust filters

More than 3,000 owners of Jaguar and Land Rover diesel vehicles have joined a legal claim by law firm Leigh Day against the manufacturer, dealerships and car finance companies, claiming their cars were fitted with defective exhaust filters.