Insights

Strong Market Position Heirloom is a leading player in the rapidly expanding carbon removal industry with its innovative direct air capture technology, attracting high-profile clients such as Microsoft, JP Morgan, Stripe, and Shopify, indicating significant demand among large corporate buyers.

Major Capital Investment The company has recently secured substantial funding and invested over 1 billion dollars into new facilities, demonstrating strong financial backing and commitment to scaling its operations, which presents opportunities for vendors in construction, equipment, and technology supplies.

Growing Infrastructure Heirloom's expansion into new locations like the Port of Caddo-Bossier with multi-hundred million-dollar facilities increases demand for local service providers, construction companies, and infrastructure partners interested in clean tech project collaborations.

Technological Innovation With its proprietary DAC technology that accelerates limestone's natural carbon absorption process, Heirloom offers a compelling opportunity for technology vendors and partners specializing in industrial automation, control systems, and environmental monitoring solutions.

Sustainability Leadership As a recognized finalist in the Xprize Carbon Removal competition, Heirloom's positioning as a sustainable tech innovator opens doors for strategic partnerships, collaborations, and investments from organizations focused on climate solutions and green technology adoption.

Heirloom Tech Stack

Heirloom uses 8 technology products and services including Varnish, GitHub, SCADA, and more. Explore Heirloom's tech stack below.

  • Varnish
    Caching
  • GitHub
    Communication And Collaboration
  • SCADA
    Control Systems
  • Svelte
    Javascript Frameworks
  • Lenis
    Javascript Libraries
  • UPS
    Logistics
  • OneSignal
    Marketing Automation
  • Microsoft
    Miscellaneous

Media & News

Heirloom's Email Address Formats

Heirloom uses at least 1 format(s):
Heirloom Email FormatsExamplePercentage
First@heirloomcarbon.comJohn@heirloomcarbon.com
96%
FirstLast@heirloomcarbon.comJohnDoe@heirloomcarbon.com
1%
Last@heirloomcarbon.comDoe@heirloomcarbon.com
2%
LFirst@heirloomcarbon.comDJohn@heirloomcarbon.com
1%

Frequently Asked Questions

Where is Heirloom's headquarters located?

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Heirloom's main headquarters is located at San Francisco, California United States. The company has employees across 5 continents, including North AmericaAsiaOceania.

What is Heirloom's stock symbol?

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Heirloom is a publicly traded company; the company's stock symbol is N/A.

What is Heirloom's official website and social media links?

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Heirloom's official website is heirloomcarbon.com and has social profiles on LinkedInCrunchbase.

What is Heirloom's NAICS code?

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Heirloom's NAICS code is 54162 - Environmental Consulting Services.

How many employees does Heirloom have currently?

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As of March 2026, Heirloom has approximately 175 employees across 5 continents, including North AmericaAsiaOceania. Key team members include Chief Operating Officer: E. M.Head Of Strategic Initiatives: A. S.Head Of Technology: A. D.. Explore Heirloom's employee directory with LeadIQ.

What industry does Heirloom belong to?

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Heirloom operates in the Environmental Services industry.

What technology does Heirloom use?

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Heirloom's tech stack includes VarnishGitHubSCADASvelteLenisUPSOneSignalMicrosoft.

What is Heirloom's email format?

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Heirloom's email format typically follows the pattern of First@heirloomcarbon.com. Find more Heirloom email formats with LeadIQ.

When was Heirloom founded?

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Heirloom was founded in 2020.

Heirloom

Environmental ServicesCalifornia, United States51-200 Employees

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.

Section iconCompany Overview

Headquarters
San Francisco, California United States
Stock Symbol
N/A
NAICS Code
54162 - Environmental Consulting Services
Founded
2020
Employees
51-200

Section iconFunding & Financials

  • $100M$250M

    Heirloom's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    Heirloom's revenue is estimated to be in the range of $100M$250M

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