Leon is a UK-based fast-casual restaurant chain founded in 2004, operating ~46 sites with ~1,000 staff.
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Leon abandoned its only climate target (net-zero 2030) without replacement, phased out carbon-neutral claims after greenwashing criticism, and disclosed no emissions data. The company operates with minimal sustainability governance, no formal targets, and a shrinking estate driven by financial distress rather than strategy.
Leon Restaurants scores 32/100 (Below expectations) on SINK's independent climate assessment, scored from public data only. Fees pay for the review, never the result. Last verified May 2026.
That places Leon Restaurants joint 557th of 847 companies scored, and joint 29th of 49 in Food Service / Restaurants.
Where Leon Restaurants sits among food service / restaurants peers.
Among the 49 major food service / restaurants brands we've scored, Leon Restaurants is tied =29th of 49, with 3 others.
Its three lowest-scoring questions, and what the evidence didn't show.
Leon committed to net-zero by 2030 in January 2021 but removed the roadmap by May 2023 without explanation.
Both were abandoned by May 2023 without public explanation.
Leon has not published Scope 1 or Scope 2 emissions data.
A score changes when the evidence does. We use new published evidence at the next rescore. Evidence that isn't public can count through an evidence review.
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Get in touch →Strongest on Energy Source and Controversies & Red Flags (5/10, 5/10). Weakest on Emissions Trajectory and Targets & Commitments (1/10, 1/10).
The 3 companies in the sector scoring nearest above Leon Restaurants.
GAIL's is a rapidly expanding bakery chain with substantive supply-chain sustainability work—regenerative flour sourcing, waste minimisation, nature partnerships—but zero operational emissions disclosure and aggressive growth actively increasing its footprint.
See the breakdown →Krispy Kreme has published initial sustainability disclosures but lacks emissions reduction targets, Scope 3 reporting, and water data.
See the breakdown →Caffè Nero has published minimal environmental data beyond mandatory UK SECR filings and set no science-based targets or net-zero commitments.
See the breakdown →The formula and all 12 sources.
Same ten questions for every company. No private weighting.
SINK = (0.3 × Base + 0.7 × Performance) × Scale12 sources used in this assessment. All publicly available. Each row shows which of the ten questions it informed.
11 of 12 sources are independent of the company.
If you believe a source has been misread or a newer version exists, submit a challenge.
Leon is a UK-based fast-casual restaurant chain founded in 2004, operating ~46 sites with ~1,000 staff. Known for plant-forward, fresh fast food, Leon emphasizes vegetarian and vegan options (53% of sales in 2019). Currently in administration under John Vincent's ownership after a period under Asda/EG Group (2021-2025).
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