United States · 
Who invested in LightSail Energy?
LightSail Energy's investors include Khosla Ventures, Peter Thiel, Bill Gates, Total Energy Ventures and Innovacorp.
2013
$37MSeries D$5.5MSeries D
United States · Series D startup
Who invested in LightSail Energy
Funding summaryUpdated 26 Oct 2026
$43Mraised across 2 rounds since 2012, from 2 sources
$37MSeries D$5.5MSeries D
- Latest round
- Series D, $5.5MFeb 2013
- Biggest round
- $37MSeries D · Nov 2012
- 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 D, $37M Nov 2012
- Biggest round
- $37M Series D · Nov 2012
- Between rounds
- 3 months from the last two
The rounds
- Feb 2013Series D$5.5M2 new2 returning
Reported by greentechmedia.com
- Nov 2012
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 LightSail Energy
How much has LightSail Energy raised?
LightSail Energy has raised $43M across 2 rounds since 2012.
When did LightSail Energy last raise?
LightSail Energy's most recent round was a Series D of $5.5M in Feb 2013.
What was LightSail Energy's biggest round?
LightSail Energy's largest round on record is $37M (Series D), in Nov 2012.
Who backed LightSail Energy first?
LightSail Energy's first round on record, in Nov 2012, was backed by Khosla Ventures, Peter Thiel and Innovacorp.
What stage is LightSail Energy at?
LightSail Energy's latest named round is a Series D, in Feb 2013.
Where is LightSail Energy based?
LightSail Energy is based in the United States.
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