United States · 
Who invested in MessageOne?
MessageOne's investors include RRE Ventures, StarVest Partners, Impact Venture Partners and QuestMark Partners.
20032004
$10MSeries C$11MSeries CUnited States · Series C startup
Who invested in MessageOne
Funding summaryUpdated 26 Oct 2026
$21Mraised across 2 rounds since 2002, from 2 sources
$10MSeries C$11MSeries C
- Latest round
- Series C, $11MMay 2004
- Investors
- 4
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Series C, $10M Mar 2002
- Biggest round
- $11M Series C · May 2004
- Between rounds
- 2.3 years from the last two
The rounds
- May 2004Series C$11M1 new3 returning
From a historical funding record
- Mar 2002
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.
The exit
ExitBuyerPriceWhen
From historical deal records. Wrong? Tell us.
Everyone who backed them
Impact Venture PartnersGrowth equity2rounds
Missing a round, or an investor who was in one? Tell us.
Quick answers about MessageOne
How much has MessageOne raised?
MessageOne has raised $21M across 2 rounds since 2002.
When did MessageOne last raise?
MessageOne's most recent round was a Series C of $11M in May 2004.
What was MessageOne's biggest round?
Its most recent round, $11M in May 2004, is also its largest on record.
Who backed MessageOne first?
MessageOne's first round on record, in Mar 2002, was backed by RRE Ventures, StarVest Partners and Impact Venture Partners.
What stage is MessageOne at?
MessageOne's latest named round is a Series C, in May 2004.
Where is MessageOne based?
MessageOne is based in the United States.
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