United States · Who invested in Ambri, Inc.?
Ambri, Inc.'s investors include Bill Gates, Khosla Ventures, Total Energy Ventures, KLP Enterprises and Building Insurance Bern.
201220132014
?Series A$15MSeries B$35MSeries CUnited States · Series C startup
Who invested in Ambri, Inc.
3 rounds we have observed, with the 5 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
$50Mraised across 3 rounds since 2011, from 3 sources
$15MSeries B$35MSeries C
- Latest round
- Series C, $35MApr 2014
- Step-upi
- 2.3×
- Investors
- 5
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 A May 2011
- Biggest round
- $35M Series C · Apr 2014
- Usual gap between rounds
- 23 months the median of 2
The rounds
- Apr 2014Series C$35M2 new2 returning
From a historical funding recordSEC filing: $35M sold, first sale Apr 2014
- May 2012
- May 2011
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 A2011Series B2012Series C2014Bill Gates
Khosla VenturesTotal Energy VenturesKLP Enterprises
Building Insurance Bern
Khosla VenturesTotal Energy VenturesKLP EnterprisesBuilding Insurance BernEveryone who backed them
Missing a round, or an investor who was in one? Tell us.
Quick answers about Ambri, Inc.
How much has Ambri, Inc. raised?
Ambri, Inc. has raised $50M across 3 rounds since 2011. One round did not disclose an amount, so the total is a floor.
When did Ambri, Inc. last raise?
Ambri, Inc.'s most recent round was a Series C of $35M in Apr 2014.
What was Ambri, Inc.'s biggest round?
Its most recent round, $35M in Apr 2014, is also its largest on record.
Who backed Ambri, Inc. first?
Ambri, Inc.'s first round on record, in May 2011, was backed by Bill Gates and Total Energy Ventures.
What stage is Ambri, Inc. at?
Ambri, Inc.'s latest named round is a Series C, in Apr 2014.
Where is Ambri, Inc. based?
Ambri, Inc. 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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