StackOne

Business/Productivity Software · Newbury, United Kingdom · Founded 2023 · Privately Held (backing)

Operator of an API standardization platform intended to let customers focus on their core product development while new connectors are added. StackOne is based in Newbury, United Kingdom and was founded in 2023. It was valued at $77.7 million at its early-stage round in May 2025, the last priced event on record. It has raised $24 million across 1 recorded round; the latest was a $3.7 million seed round in Nov 2023.

PMV mark · valuation
$77.7M
Oct 2026
Priced at
its early-stage round
May 2025
Total raised
$24.0M
Last round
Seed Round
Nov 2023
Cap table — not yet on record

StackOne's share-class structure hasn't surfaced in our sources yet. Cap tables are assembled from certificates of incorporation, round filings, and disclosures as they land.

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Frequently asked about StackOne

Where does StackOne's cap table come from?
Share classes are assembled from certificates of incorporation, priced-round filings, and disclosures across StackOne's 1 recorded funding rounds.