# WPP has helped oil companies ExxonMobil, Chevron, Shell, and BP spend an estimated $1 billion on ads in the United States since the 2015 Paris Agreement to tackle climate change.

*business · news · 2026-04-30 · Desmog*

## Key points

- WPP enabled ExxonMobil, Chevron, Shell, and BP to spend $1 billion on US ads since 2015.
- WPP serviced all four oil majors and delivered two-thirds of their US ad placement since Paris Agreement.
- Much of WPP's oil company advertising allegedly breaches its own 2022 Paris Agreement-aligned policy.
- A Paris court ruled in 2023 that TotalEnergies misled consumers with greenwashing in advertising.
- Six WPP employees allege internal sustainability policies have not limited fossil fuel industry contracts.

**Companies:** ExxonMobil, Chevron, Shell, BP, WPP, Omnicom, Interpublic Group, Dentsu, Havas
**Countries:** United States, United Kingdom

[Read the full story on Desmog](https://www.desmog.com/2026/04/29/revealed-british-ad-giants-billion-dollar-greenwash-of-u-s-oil-industry/)

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