United States · Series B startup

Who invested in Stellaris

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.

Cleantech

Funding summaryUpdated 26 Oct 2026

$7.5Mraised across 2 rounds since 2007, from 2 sources

$6.0MSeries A$1.4MSeries B
Latest round
Series B, $1.4MJun 2008
Biggest round
$6.0MSeries A · Dec 2007
Investors
2
See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2008
$6.0MSeries A$1.4MSeries B
First round
Series A, $6.0M
Dec 2007
Biggest round
$6.0M
Series A · Dec 2007
Between rounds
7 months
from the last two

The rounds

  1. Jun 2008
    Series B$1.4M1 returning

    From a historical funding record

  2. Dec 2007
    Series A$6.0M2 new

    Reported by masshightech.com

Funding filed with regulators

Stellaris filed 2 raises, $636K in all. Filings say how much was sold and to how many investors; they never name the investors.

  1. Sept 2024$254Kotherof $618K offeredCrowdfunding
  2. Mar 2024$382Kotherof $1.1M offeredCrowdfunding

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 A2007Series B2008Convexa Capital VenturesiEnergies

Everyone who backed them

iEnergiesno record of our own yet1round

Missing a round, or an investor who was in one? Tell us.

Quick answers about Stellaris

Who invested in Stellaris?

Stellaris's investors include Convexa Capital Ventures and iEnergies.

How much has Stellaris raised?

Stellaris has raised $7.5M across 2 rounds since 2007.

When did Stellaris last raise?

Stellaris's most recent round was a Series B of $1.4M in Jun 2008.

What was Stellaris's biggest round?

Stellaris's largest round on record is $6.0M (Series A), in Dec 2007.

Who backed Stellaris first?

Stellaris's first round on record, in Dec 2007, was backed by Convexa Capital Ventures and iEnergies.

What stage is Stellaris at?

Stellaris's latest named round is a Series B, in Jun 2008.

Where is Stellaris based?

Stellaris is based in the United States.

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