United States · 
Who invested in Promise?
Promise's investors include Y Combinator, 8VC, First Round Capital, Village Global and Kapor Capital, and 3 more on record.
20182019202020212022
$3.0MRound$25MSeries B
United States · Series B startup
Who invested in Promise
Funding summaryUpdated 26 Oct 2026
$28Mraised across 2 rounds since 2018, from 2 sources
$3.0MRound$25MSeries B
- Latest round
- Series B, $25MFeb 2022
- Step-upi
- 8.3×
- Investors
- 8
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Round, $3.0M Mar 2018
- Biggest round
- $25M Series B · Feb 2022
- Between rounds
- 3.8 years from the last two
The rounds
- Feb 2022Series B$25M4 new2 returning
Source recorded
- Mar 2018
Founders and team
From Promise's own website: 1 founder, 4 on the team.
Who was in which round
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Round2018Series B2022
Y Combinator
8VC
First Round Capital
Village Global
Kapor Capital
Z Venture Capital
XYZ Venture CapitalAdelfos
Y Combinator8VCFirst Round CapitalVillage GlobalKapor CapitalZ Venture CapitalXYZ Venture CapitalAdelfosEveryone who backed them
Adelfosno record of our own yet1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 2 firms list Promise as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Promise
How much has Promise raised?
Promise has raised $28M across 2 rounds since 2018.
When did Promise last raise?
Promise's most recent round was a Series B of $25M in Feb 2022.
What was Promise's biggest round?
Its most recent round, $25M in Feb 2022, is also its largest on record.
Who backed Promise first?
Promise's first round on record, in Mar 2018, was backed by Y Combinator, 8VC and Kapor Capital and 1 others.
What stage is Promise at?
Promise's latest named round is a Series B, in Feb 2022.
Where is Promise based?
Promise is based in the United States.
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