United States · Who invested in Mentra?
Mentra's investors include Y Combinator, Pioneer Fund, Alumni Ventures, 468 Capital and Toyota Ventures, and 3 more on record.
20242025
$3.5MSeed$500KPre-seed$8.0MSeed
United States · Seed startup
Who invested in Mentra
Funding summaryUpdated 26 Oct 2026
$12Mraised across 3 rounds since 2023, from 3 sources
$3.5MSeed$500KPre-seed$8.0MSeed
- Latest round
- Pre-seed, $500KMar 2025
- Biggest round
- $8.0MSeed · Mar 2025
- 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
- Seed, $3.5M Sept 2023
- Biggest round
- $8.0M Seed · Mar 2025
- Between rounds
- 18 months from the last two
The rounds
- Mar 2025
- Mar 2025Seed$8.0M3 new2 returning
Source recorded
- Sept 2023
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.
Seed2023Pre-seed2025Seed2025
Y Combinator
Pioneer Fund
Alumni Ventures
468 Capital
Toyota VenturesSam Altman
Shine CapitalScott Belsky
Y CombinatorPioneer FundAlumni Ventures468 CapitalToyota VenturesSam AltmanShine CapitalScott BelskyEveryone who backed them
Sam AltmanAngel1round
Scott BelskyAngel1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about Mentra
How much has Mentra raised?
Mentra has raised $12M across 3 rounds since 2023.
When did Mentra last raise?
Mentra's most recent round was a Seed of $8.0M in Mar 2025.
What was Mentra's biggest round?
Its most recent round, $8.0M in Mar 2025, is also its largest on record.
Who backed Mentra first?
Mentra's first round on record, in Sept 2023, was backed by Sam Altman, Shine Capital and Scott Belsky.
What stage is Mentra at?
Mentra's latest named round is a Seed, in Mar 2025.
Where is Mentra based?
Mentra is based in the United States.
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