United States · 
Who invested in Energy Storage Systems?
Energy Storage Systems's investors include Portland Seed Fund and Pangaea Ventures.
2015
?Seed$3.2MSeries AUnited States · Series A startup
Who invested in Energy Storage Systems
2 rounds we have observed, with the 2 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.
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Funding summaryUpdated 31 Oct 2026
$3.2Mraised across 2 rounds since 2014, from 2 sources
- Latest round
- Series A, $3.2MOct 2015
- Investors
- 2
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 Mar 2014
- Biggest round
- $3.2M Series A · Oct 2015
- Between rounds
- 18 months from the last two
The rounds
- Oct 2015
- Mar 2014
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
Missing a round, or an investor who was in one? Tell us.
Quick answers about Energy Storage Systems
How much has Energy Storage Systems raised?
Energy Storage Systems has raised $3.2M across 2 rounds since 2014. One round did not disclose an amount, so the total is a floor.
When did Energy Storage Systems last raise?
Energy Storage Systems's most recent round was a Series A of $3.2M in Oct 2015.
What was Energy Storage Systems's biggest round?
Its most recent round, $3.2M in Oct 2015, is also its largest on record.
Who backed Energy Storage Systems first?
Energy Storage Systems's first round on record, in Mar 2014, was backed by Portland Seed Fund.
What stage is Energy Storage Systems at?
Energy Storage Systems's latest named round is a Series A, in Oct 2015.
Where is Energy Storage Systems based?
Energy Storage Systems is based in the United States.
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