United States · 
Who invested in Nautilus Solar Energy?
Nautilus Solar Energy's investors include Rabobank and Starwood Energy Group Global.
20082009201020112012201320142015
$50MVenture$39MDebt
United States · Funded startup
Who invested in Nautilus Solar Energy
Funding summaryUpdated 26 Oct 2026
$89Mraised across 2 rounds since 2008, from 2 sources
$50MVenture$39MDebt
- Latest round
- Debt, $39MJan 2015
- Biggest round
- $50MVenture · Jan 2008
- 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
- Venture, $50M Jan 2008
- Biggest round
- $50M Venture · Jan 2008
- Between rounds
- 7 years from the last two
The rounds
- Jan 2015
- Jan 2008
Founders and team
From Nautilus Solar Energy's own website: 5 on the team.
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 Nautilus Solar Energy
How much has Nautilus Solar Energy raised?
Nautilus Solar Energy has raised $89M across 2 rounds since 2008.
When did Nautilus Solar Energy last raise?
Nautilus Solar Energy's most recent round was a Debt of $39M in Jan 2015.
What was Nautilus Solar Energy's biggest round?
Nautilus Solar Energy's largest round on record is $50M (Venture), in Jan 2008.
Who backed Nautilus Solar Energy first?
Nautilus Solar Energy's first round on record, in Jan 2008, was backed by Starwood Energy Group Global.
What stage is Nautilus Solar Energy at?
Nautilus Solar Energy's latest named round is a Debt, in Jan 2015.
Where is Nautilus Solar Energy based?
Nautilus Solar Energy is based in the United States.
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