United States · Funded startup

Who invested in Sweetwater Energy

3 rounds we have observed, with the 0 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 15 Nov 2026

$26Mraised across 3 rounds since 2012, from 3 sources

$9.0MSeries A$7.0MSeries B$10MDebt
Latest round
Debt, $10MApr 2015
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Investors
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The funding story

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

201320142015
$9.0MSeries A$7.0MSeries B$10MDebt
First round
Series A, $9.0M
Jul 2012
Biggest round
$10M
Debt · Apr 2015
Usual gap between rounds
19 months
the median of 2

The rounds

  1. Apr 2015
    Debt$10M

    No investor was named in the report.

    From a historical funding record

  2. Sept 2013
    Series B$7.0M

    No investor was named in the report.

    Reported by rbj.net

  3. Jul 2012
    Series A$9.0M

    No investor was named in the report.

    Reported by sweetwater.usSEC filing: $4.0M sold, first sale Jun 2012

Funding filed with regulators

Sweetwater Energy filed 5 raises, $18M in all. Filings say how much was sold and to how many investors; they never name the investors.

  1. Mar 2013$3.1M16 investorsequity, options, securities on exerciseof $7.0M offeredSEC Form D
  2. Dec 2012$5.7M9 investorsoptions, securities on exerciseSEC Form D
  3. Jul 2012$5.0M30 investorsequitySEC Form D
  4. Jun 2012$4.0M2 investorsequity, options, securities on exerciseSEC Form D
  5. Apr 2011$500K6 investorsequityof $5.0M offeredSEC Form D

Founders and team

From the SEC filings it signed: 7 on the team.

  • Algimantis K. ChesonisExecutive Officeri
  • Arunas ChesonisExecutive Officer, Directori
  • John BaronExecutive Officer, Directori
  • Karl K. DoengesExecutive Officeri
  • Keith M. WilsonExecutive Officer, Directori
  • Ronald BoillatExecutive Officeri
  • Sarad M. ParekhExecutive Officeri

On the board, as filediJerry Horton

Quick answers about Sweetwater Energy

How much has Sweetwater Energy raised?

Sweetwater Energy has raised $26M across 3 rounds since 2012.

When did Sweetwater Energy last raise?

Sweetwater Energy's most recent round was a Debt of $10M in Apr 2015.

What was Sweetwater Energy's biggest round?

Its most recent round, $10M in Apr 2015, is also its largest on record.

What stage is Sweetwater Energy at?

Sweetwater Energy's latest named round is a Debt, in Apr 2015.

Where is Sweetwater Energy based?

Sweetwater Energy is based in the United States.

Companies like Sweetwater Energy

In the same sector, and raised in the last eighteen months.

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