Heirloom

Brisbane, CA · Founded 2020 · Privately Held (backing)

Developer of a carbon capture and utilization technology designed to enhance the natural process of carbon dioxide absorption from the atmosphere. Heirloom is based in Brisbane, CA and was founded in 2020. Its last reported valuation was $253 million in Jan 2022. It has raised $57.6 million.

Last reported valuation

$253.0M

Oct 2026

Priced at

—

Total raised

$57.6M

Last round

—

How much has Heirloom raised?

$57.6Macross 0 recorded rounds

Free account

More of Heirloom with a free account

·The complete investor list: 48 names
·Watch Heirloom: the Monday email on marks, rounds and moves

Create free account

No card required

Membership and data by Private Market View

Heirloom investors

48 investors are on record for Heirloom, including Plug and Play Tech Center, US National Science Foundation, Impact Assets and U.S. Department of Energy. By type, the record holds 10 venture capital firms and 1 growth equity firm.

For fundraisers

Raising for a company like Heirloom?

48 investors have backed Heirloom.

See all 48 investors →

Frequently asked about Heirloom

How much has Heirloom raised?: Heirloom has raised $57.6M in total across 0 recorded funding rounds.