United Kingdom · 
Who invested in Onsi?
Onsi's investors include FJ Labs, NFX and Prosus Ventures.
United Kingdom · Venture startup
Who invested in Onsi
Funding summaryUpdated 26 Oct 2026
Undisclosedraised across 1 round since 2024, from 1 source
- Latest round
- VentureNov 2024
- Investors
- 3
The rounds
- Nov 2024
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
This firm lists Onsi as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Onsi
How much has Onsi raised?
Onsi has raised 1 round since 2024, none with a disclosed amount.
When did Onsi last raise?
Onsi's most recent round was a Venture in Nov 2024.
Who backed Onsi first?
Onsi's first round on record, in Nov 2024, was backed by FJ Labs, NFX and Prosus Ventures.
What stage is Onsi at?
Onsi's latest named round is a Venture, in Nov 2024.
Where is Onsi based?
Onsi is based in the United Kingdom.
Companies like Onsi
In the same sector, and raised in the last eighteen months.
Find investors like these
Search every investor by what they have actually funded, then narrow to your stage and market. Free.