Mitigating the worst impacts of climate change by developing the world’s most cost-effective DAC technology to permanently remove CO2 from the atmosphere. Our technology rapidly accelerates the natural processes that enable limestone to absorb carbon dioxide from the air from a timespan of years to days. In 2023, Heirloom established the first and only Direct Air Capture facility in North America that permanently captures CO2. Our customers are the world’s biggest buyers of carbon removal including Microsoft, JP Morgan, McKinsey, Stripe, Shopify and more.
| Website | http://www.heirloomcarbon.com |
| Revenue | $45.4 million |
| Employees | 138 (69 on RocketReach) |
| Founded | 2020 |
| Address | 1155 Indiana St, San Francisco, California 94107, US |
| Industry | Environmental Services, Waste Treatment, Environmental Services & Recycling, Energy, Utilities & Waste Treatment |
| Keywords | Direct Air Capture, Carbon Capture, Dac Technology, Co2 Removal, Carbon Removal, Co2 Capture, Carbon Dioxide Removal, Climate Change, Negative Emissions, Carbon Sequestration, Climate Solutions, Carbon Footprint Reduction, Climate Tech, Sustainable Technology, Cleantech, Environmental Technology, Green Technology, Geoengineering |
| Competitors | Climeworks, Carbon Engineering Ltd., Global Thermostat, LanzaTech, Carbon Clean, Drax Group, CarbonCure Technologies, Xpansiv, Swire Properties, Carbon Upcycling Technologies +36 more (view full list) |
| SIC | SIC Code 179 Companies, SIC Code 17 Companies |
| NAICS | NAICS Code 562 Companies, NAICS Code 56 Companies |
Looking for a particular Heirloom employee's phone or email?
The Heirloom annual revenue was $45.4 million in 2026.
Shashank Samala is the CEO and Cofounder of Heirloom.
69 people are employed at Heirloom.
Heirloom is based in San Francisco, California.
The NAICS codes for Heirloom are [562, 56].
The SIC codes for Heirloom are [179, 17].