United States · 
Who invested in Mos?
Mos's investors include Sequoia Capital, Tiger Global Management, Lux Capital, Karman Ventures and TQ Ventures, and 5 more on record.
202020212022
$4.0MSeed$40MSeries B
United States · Series B startup
Who invested in Mos
Funding summaryUpdated 26 Oct 2026
$44Mraised across 2 rounds since 2019, from 2 sources
$4.0MSeed$40MSeries B
- Latest round
- Series B, $40MFeb 2022
- Step-upi
- 10×
- Investors
- 10
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, $4.0M Apr 2019
- Biggest round
- $40M Series B · Feb 2022
- Between rounds
- 2.8 years from the last two
The rounds
- Feb 2022Series B$40M5 new
Source recorded
- Apr 2019
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
John DoerrVC firm1round
Sweetno 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 Mos 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 Mos
How much has Mos raised?
Mos has raised $44M across 2 rounds since 2019.
When did Mos last raise?
Mos's most recent round was a Series B of $40M in Feb 2022.
What was Mos's biggest round?
Its most recent round, $40M in Feb 2022, is also its largest on record.
Who backed Mos first?
Mos's first round on record, in Apr 2019, was backed by Base Ventures, John Doerr and Garrett Camp and 2 others.
What stage is Mos at?
Mos's latest named round is a Series B, in Feb 2022.
Where is Mos based?
Mos is based in the United States.
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In the same sector, and raised in the last eighteen months.
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