Who invested in OneDay

3 rounds we have observed, with the 7 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Advertising & AdtechAIMartech

Funding summaryUpdated 26 Oct 2026

$30Mraised across 3 rounds since 2019, from 3 sources

$5.2MSeries A$19MSeries B$6.2MSeries A

Latest round: Series A, $6.2MMay 2023
Biggest round: $19MSeries B · Jul 2021
Investors: 7 (1 led)

See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2020202120222023

$5.2MSeries A$19MSeries B$6.2MSeries A

First round: Series A, $5.2M
Biggest round: $19M
Usual gap between rounds: 22 months

The rounds

May 2023
Series A$6.2M3 new
Source recorded
Jul 2021
Series B$19M1 returning
- Silverton Partners
Source recorded
Dec 2019
Series A$5.2M4 new
- Silverton PartnersLead
- Golf Ventures
- Green Park
- Spieker Partners
Reported by FinSMEs

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.

Series A2019Series B2021Series A2023

Silverton PartnersL

Plug and Play

Everywhere Ventures

Concept VenturesGolf VenturesGreen ParkSpieker Partners

Everyone who backed them

Silverton PartnersVC firm2rounds, led 1

Plug and PlayAccelerator1round

Everywhere VenturesVC firm1round

Concept VenturesVC firm1round

Golf Venturesno record of our own yet1round

Green Parkno record of our own yet1round

Spieker Partnersno record of our own yet1round

Missing a round, or an investor who was in one? Tell us.

Also claim to have backed them

These 3 firms list OneDay 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.