Twelve

55Mixed / Improving· Provisional

0 followersE-fuels and synthetic aviation fuel·Berkeley, US·Founded 2015

www.twelve.co/

Electrochemical carbon transformation company producing E-Jet synthetic aviation fuel from CO2, water, and renewable electricity with up to 90% lower lifecycle emissions.

55/100

Mixed / Improving· Provisional

ClimateTicker Green Score · how it's calculated

Greenwashing risk: mediumData confidence: medium

Why it's on ClimateTicker

Twelve is a genuine deep-tech climate company whose core electrochemical process converts CO2, water, and renewable electricity into drop-in synthetic jet fuel and petrochemical substitutes, directly displacing fossil feedstocks in one of the hardest-to-abate sectors. The 'up to 90% lower lifecycle emissions' claim is technically plausible for a power-to-liquid pathway powered by hydropower, but the figure is self-reported and depends heavily on CO2 sourcing (currently biogenic industrial waste, not DAC) and grid electricity assumptions — no independent third-party LCA has been publicly verified. Investors should treat this as a high-potential but early-stage company with strong physical proof points and credible partnerships, but thin formal ESG governance and an absence of SBTi, CDP, or audited sustainability disclosure.

mitigationTwelve sells E-Jet® sustainable aviation fuel and E-Naphtha™ under long-term offtake agreements to airlines (Alaska Airlines, IAG/British Airways, United) and corporate Scope 3 buyers (Microsoft, Shopify) via SAF credits, while also licensing its carbon transformation technology to consumer goods partners (P&G, Mercedes-Benz).

Commitments & Certifications

other: IATA SAF Credit Registry — chain-of-custody tracking only, not an emissions certification ↗

Controversy & Greenwashing Watch

mediumSelf-reported 90% lifecycle emissions reduction lacks independent verification

MIT Technology Review noted that researchers are not as confident as the company about its emissions reduction claims, and no publicly available third-party LCA has been produced to substantiate the figure under varying CO2 sourcing scenarios.source ↗

lowEarly-stage commercial scale: volume still negligible relative to aviation demand

AirPlant One's initial SAF production capacity is commercially operational but at a scale that remains a rounding error relative to global aviation fuel demand, limiting real-world impact claims in the near term.source ↗

lowBiogenic CO2 sourcing introduces lifecycle accounting complexity

Twelve currently relies on biogenic CO2 from ethanol plants and pulp mills rather than direct air capture, meaning the net climate benefit depends on contested assumptions about biogenic carbon neutrality that are not independently audited.source ↗

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