United States · 
Who invested in Amprius?
Amprius's investors include Kleiner Perkins Caufield & Byers, Saif Partners, VantagePoint Capital Partners, Innovation Endeavors and Trident Capital, and 3 more on record.
2011201220132014
$25MSeries B$30MSeries CUnited States · Series C startup
Who invested in Amprius
2 rounds we have observed, with the 8 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
$55Mraised across 2 rounds since 2011, from 2 sources
$25MSeries B$30MSeries C
- Latest round
- Series C, $30MJan 2014
- Step-upi
- 1.2×
- 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
- Series B, $25M Mar 2011
- Biggest round
- $30M Series C · Jan 2014
- Between rounds
- 2.8 years from the last two
The rounds
- Jan 2014Series C$30M6 new1 returning
Kleiner Perkins Caufield & Byers
Saif Partners
VantagePoint Capital Partners
Innovation Endeavors
Trident Capital
IPV Capital- Chinergy Capital
From a historical funding record
- Mar 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 B2011Series C2014Kleiner Perkins Caufield & ByersSaif PartnersVantagePoint Capital PartnersInnovation EndeavorsTrident Capital
Eric SchmidtIPV CapitalChinergy Capital
Kleiner Perkins Caufield & ByersSaif PartnersVantagePoint Capital PartnersInnovation EndeavorsTrident CapitalEric SchmidtIPV CapitalChinergy CapitalEveryone who backed them
Chinergy Capitalno record of our own yet1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 2 firms list Amprius 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 Amprius
How much has Amprius raised?
Amprius has raised $55M across 2 rounds since 2011.
When did Amprius last raise?
Amprius's most recent round was a Series C of $30M in Jan 2014.
What was Amprius's biggest round?
Its most recent round, $30M in Jan 2014, is also its largest on record.
Who backed Amprius first?
Amprius's first round on record, in Mar 2011, was backed by Kleiner Perkins Caufield & Byers and Eric Schmidt.
What stage is Amprius at?
Amprius's latest named round is a Series C, in Jan 2014.
Where is Amprius based?
Amprius is based in the United States.
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