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Aetherion Technologies · formerly Westport Fuel Systems

Focused on the hardest part of the energy transition.

Aetherion is focused on the bigger prize: heavy-duty transport, where decarbonization is hardest and impact the biggest.

Why invest

The hardest parts of transport to decarbonise are the ones nobody can electrify. That is the market we build for.

Who we are

Aetherion is where energy flows and innovation moves forward.

We bring together proven technologies and deep expertise to deliver cleaner, more economical power for heavy-duty transport.

Parent company

Aetherion Technologies

A company built for the next era on heavy-duty transportation, focused on delivering lower total cost of ownership and cleaner heavy-duty transport.

Joint venture · with Volvo Group

Cespira™

Cespira

Designs, manufactures, and delivers HPDI™ fuel systems to heavy-duty OEMs and engine manufacturers. Non-exclusive mandate, built to serve the whole market.

Wholly owned

High-Pressure Controls

GFI, an Aetherion brand

High-pressure controls and components for industrial and off-highway integrators.

Wholly owned

High-Pressure CNG Solutions

High-pressure CNG fuel storage solutions designed for North American heavy-duty transport. They store natural gas, RNG, and hydrogen blends and support diesel-level performance at a lower total cost of ownership.

Events & presentations

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Quarterly results calls, investor webcasts and conference appearances, available live and on replay afterwards.

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