Microsoft
The largest disclosed corporate buyer of durable carbon removal, with publicly reported multi-million-tonne offtake agreements.
- Type
- Buyer and investor
- Official website
- microsoft.com/en-us/sustainability (opens another site)
- Projects
- 4
Projects
- Azuero Reforestation · Funder / offtake buyer
- Chestnut Sustainable Restoration Project · Anchor offtaker: 25-year agreement for 7M+ tons of removal credits (Jan 2025)
- Panna Afforestation · Offtaker (30-year, 1.5M tonnes removal)
- Project Buffalo · Carbon-removal credit offtaker (1.8M credits, 15 years)
Documents it published
- re.green (Carbon Direct customer diligence page, Microsoft carbon removal portfolio) · Independent evaluation
Sources
- Page on its own siteMicrosoft (opens another site)
- Named inChestnut Carbon (opens another site) on Chestnut Sustainable Restoration Project
- Named inprnewswire.com (opens another site) on Chestnut Sustainable Restoration Project
- Named inaxios.com (opens another site) on Chestnut Sustainable Restoration Project
- Named inRainforest Builder sells carbon removal credits to Microsoft from Project Buffalo in Sierra Leone (opens another site) on Project Buffalo
- Named incarboncredits.com (opens another site) on Project Buffalo
- Named inClimate Impact Partners Signs Deal with Microsoft: Panna Afforestation (opens another site) on Panna Afforestation
- Named incarboncredits.com/microsoft-more-than-double-carbon-removal-deals-to-45-million-tonnes-in-2025 (opens another site) on Panna Afforestation
- Named inCarbon Streaming Corporation (opens another site) on Azuero Reforestation
- Named inglobenewswire.com (opens another site) on Azuero Reforestation
- Named inglobenewswire.com/news-release/2026/08/12/3344141/0/en/carbon-streaming-announces-financial-results-for-the-three-and-six-months-ended-june-30-2026.html (opens another site) on Azuero Reforestation
- Named ingithub.com (opens another site)