Carbon accounting software for apparel and footwear brands.
Disclosed investors: Alven, Headline +1
For sustainability teams · 4 sources

Emissions accounting for commodity and industrial supply chains.
A public listing does not imply membership or availability for introductions.
Customers
sustainability teams
Business model
enterprise
Funding
Venture-backed
Amounts describe the announced round, not each investor’s contribution. Individual check sizes are not disclosed here. Historical rounds are not a current ownership list.
2023-04-25 · public disclosure
Series A
$10,000,000 · announced amount
Disclosed participants: Union Square Ventures, Voyager Ventures
CarbonChain — public disclosure ↗Documented actions and reported outcomes. These are starting points for experiments, not proof that a tactic caused growth.
No sourced growth example added yet. Founder contributions can help fill this in.
Profile reviewed 2026-09-25. Disclosures are historical snapshots unless a live connection is explicitly identified.
Checked 2026-09-24
Checked 2026-09-24
Checked 2026-09-25
Carbon accounting software for apparel and footwear brands.
Disclosed investors: Alven, Headline +1
For sustainability teams · 4 sources
Infrastructure for sourcing and managing carbon credits.
Disclosed investors: Energize Ventures, Coatue +11
For sustainability teams · 3 sources
Carbon accounting and climate disclosure software.
Teams using Persefoni
10,000+
Company homepage snapshot; free and paid adoption not separated
Observed 2026-09-24 · Source ↗For sustainability teams · 3 sources