Heirloom

Heirloom removes carbon dioxide from the air using limestone-based direct air capture.

Energy & ClimateSeries C+

Brisbane, CA

Founded

2020

Employees

201-1,000

Total Raised

$208.9M

Last Round

Series C+

Last Round Date

Feb 2025

Founders

Shashank Samala, Noah McQueen

Heirloom is a energy & climate company based in Brisbane, CA, founded 2020. The company is at the Series C+ stage, having raised $208.9M, with 201-1,000 employees.

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