XZERO XZERO is a company that develops a proprietary compact system for the production of ultrapure water (UPW). | ![]() Heirloom Heirloom Carbon Technologies is a direct air capture company that permanently removes CO2 from the atmosphere. | ![]() Tidal Metals Tidal Metals (doing business as Greenblu) is a company that develops technologies for mineral extraction from seawater. | |
Founding Date | Founding Date 1997 | Founding Date 2020 | Founding Date 2016 |
Type | Type Private | Type Private | Type Private |
Tags | |||
Locations | Locations Bromma, SE HQ Bromma, SE | Locations HQ | Locations Hamilton, US HQ |
Employees | Employees 3 | Employees 1931% decrease | Employees 233% decrease |

Heirloom Carbon Technologies is a direct air capture company that permanently removes CO2 from the atmosphere.
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Tidal Metals (doing business as Greenblu) is a company that develops technologies for mineral extraction from seawater.
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