United States · 
Who invested in Three Day Rule?
Three Day Rule's investors include Joseph N. Sanberg and Match.
2013201520172019202120232025
$200KSeed$170KSeed$1.2MSeed?VentureUnited States · Venture startup
Who invested in Three Day Rule
4 rounds we have observed, with the 2 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.
Funding summaryUpdated 26 Oct 2026
$1.6Mraised across 4 rounds since 2013, from 4 sources
$200KSeed$170KSeed$1.2MSeed
- Latest round
- VentureMay 2025
- Biggest round
- $1.2MSeed · May 2014
- Investors
- 2
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Seed, $200K Jan 2013
- Biggest round
- $1.2M Seed · May 2014
- Usual gap between rounds
- 14 months the median of 3
The rounds
- May 2025VentureAmount undisclosed
No investor was named in the report.
Source recorded
- May 2014
- Mar 2013Seed$170K
No investor was named in the report.
From a historical funding record
- Jan 2013
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.
Everyone who backed them
Joseph N. SanbergVC firm1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
This firm lists Three Day Rule 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 Three Day Rule
How much has Three Day Rule raised?
Three Day Rule has raised $1.6M across 4 rounds since 2013. One round did not disclose an amount, so the total is a floor.
When did Three Day Rule last raise?
Three Day Rule's most recent round was a Venture in May 2025.
What was Three Day Rule's biggest round?
Three Day Rule's largest round on record is $1.2M (Seed), in May 2014.
Who backed Three Day Rule first?
Three Day Rule's first round on record, in Jan 2013, was backed by Joseph N. Sanberg.
What stage is Three Day Rule at?
Three Day Rule's latest named round is a Venture, in May 2025.
Where is Three Day Rule based?
Three Day Rule is based in the United States.
Companies like Three Day Rule
In the same sector, and raised in the last eighteen months.
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