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Carbonfact (YC S21) — Decarbonizing the fashion industry

The first apparel & footwear Carbon Management Platform.

Carbonfact is a Y Combinator company in the Summer 2021 batch. Its directory entry describes it as: Decarbonizing the fashion industry. The founders listed are Marc Laurent (Founder), Romain Champourlier (Founder), Martin Daniel (Founder) (Y Combinator directory entry, July 21, 2021).

6 more companies from YC Summer 2021 ↓

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Carbonfact

New accelerator entry · 2021-07-21 · the record

Summer 2021
batch
45
people
Growth
stage
France
region
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What the record says

BatchSummer 2021
Announced2021-07-21
StageGrowth
StatusActive
Team size45
IndustryIndustrials
Sub-industryIndustrials -> Climate
SectorsSaaS, Sustainable Fashion, Climate
RegionsFrance, Europe, Remote, Partly Remote
BasedParis, Île-de-France, France
HiringNo
Sitehttp://www.carbonfact.com
Founded2021
YC group partnerGustaf Alstromer
Previously known asKanso

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Also in YC Summer 2021

Same batch, Industrials first.

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In their words

The first apparel & footwear Carbon Management Platform.

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What the Full Report on Carbonfact covers

  1. The Short Answer

  2. Which Company This Is

  3. What They Do, And How The Money Works

  4. Who Runs It, And How To Reach Them

  5. The Money: Funding, Valuation, Runway

  6. Who Pays Them, And Who They Are Up Against

  7. Warning Bells

  8. Sources

    12 cited sources found

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Sourced from the company's Y Combinator directory entry, from the company's own site, read directly on 2026-09-27 (carbonfact.com), and from the public GitHub account that record links to (carbonfact).

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Carbonfact: Accepted into Y Combinator Summer 2021
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Permanent URL: https://mentionfox.com/funding/yc-carbonfact
Last updated 2026-10-29
Primary record: Y Combinator directory entry
Carbonfact (YC S21) — Decarbonizing the fashion industry. MentionFox, 2026-10-29. https://mentionfox.com/funding/yc-carbonfact