Sustainable aviation fuel
LanzaJet
48Mixed / ImprovingDeerfield, USFounded 20200 followers
www.lanzajet.com/Produces sustainable aviation fuel from ethanol using patented alcohol-to-jet (ATJ) technology at its Freedom Pines commercial-scale facility in Georgia.
Green Score
- Greenwashing risk
- medium
- Data confidence
- medium
- Method
- how it is calculated
Climate Impact & Solution35%58
Does the core business genuinely avoid or reduce emissions, or build climate resilience? Share of revenue that is actually 'green'. Fossil-dependent models score low.
The ATJ process can deliver 54–66% lifecycle GHG reductions vs fossil jet fuel when using sugarcane ethanol per EPA, but the process is energy-intensive — using grid electricity, fossil gas, and fossil-derived hydrogen — and corn-based feedstock carries substantial carbon intensity from fertilizer, farm energy, and potential land-use change, creating a wide real-world impact range.
Decarbonization & Targets20%28
Credible, science-based targets (SBTi), a real net-zero plan with progress to date, and CDP disclosure — not just a dated press release.
No evidence of SBTi-validated targets, CDP disclosure, or a publicly quantified net-zero roadmap with interim milestones; as a private, recently-commercialized company, LanzaJet has not filed verifiable science-based targets with any recognized independent body.
ESG & Operations15%42
Operational footprint, labour and social practices, and governance quality across the company's own operations and supply chain.
LanzaJet is a small private company with no published sustainability report, no independently verified GHG inventory for its own operations, and limited public disclosure on labor practices or governance structure; its backing from high-profile investors (including Bill Gates) provides some governance credibility but is not a substitute for formal ESG reporting.
Transparency & Verification15%35
Quality of disclosure, independent third-party verification, and how much hard data backs the company's claims.
LanzaJet's public disclosures are largely marketing-oriented; no third-party-verified lifecycle analysis specific to the Freedom Pines facility's actual feedstock mix has been publicly released, and the feedstock-dependency debate over indirect land-use change remains unresolved in its public communications.
Integrity15%72
Controversies, litigation, pollution, fossil-fuel lobbying, conflict-zone involvement and governance scandals. Higher means cleaner.
No material controversies, litigation, greenwashing findings, or governance scandals identified; the primary integrity risk is the unresolved academic and policy debate over whether crop-based ethanol feedstocks undermine the claimed climate benefits when indirect land-use change is fully accounted for.
Ownership
Related
- Shell plc· backed byvia lanzajet.com
Why it's on ClimateTicker
LanzaJet operates the first commercial-scale US ethanol-to-jet (ETJ) SAF facility, which can deliver meaningful lifecycle emissions reductions versus fossil jet fuel — but the actual climate benefit is highly feedstock-dependent. When corn-based ethanol is used, emissions reductions shrink or can be offset by indirect land-use change; the genuine climate case rests on scaling low-carbon or waste-derived feedstocks, which remain a fraction of current supply.
Commitments & Certifications
Controversy & Greenwashing Watch
Independent researchers and analysts warn that corn- and sugarcane-based ethanol feedstocks can increase net aviation emissions when indirect land-use change (e.g., deforestation to grow energy crops) is fully counted, a risk LanzaJet has not publicly addressed with transparent, third-party-verified LCA data specific to its Georgia plant.canarymedia.com
The alcohol-to-jet conversion process at Freedom Pines uses grid electricity, fossil natural gas, and hydrogen predominantly derived from fossil gas, partially undermining the renewable claim unless these inputs are decarbonized.canarymedia.com
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