Venture startup

Who invested in Tessolar

One round we have observed, with the 2 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Manufacturing

Funding summaryUpdated 26 Oct 2026

$1.3Mraised across 1 round since 2018, from 1 source

Latest round
Venture, $1.3MSept 2018
Investors
2
See who backed them

The rounds

  1. Sept 2018
    Venture$1.3M

    Source recordedSEC filing: $1.3M sold, first sale Sept 2018

Everyone who backed them

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Quick answers about Tessolar

Who invested in Tessolar?

Tessolar's investors include Cleantech Open and Massachusetts Clean Energy Center.

How much has Tessolar raised?

Tessolar has raised $1.3M across 1 round since 2018.

When did Tessolar last raise?

Tessolar's most recent round was a Venture of $1.3M in Sept 2018.

What was Tessolar's biggest round?

Its most recent round, $1.3M in Sept 2018, is also its largest on record.

Who backed Tessolar first?

Tessolar's first round on record, in Sept 2018, was backed by Cleantech Open and Massachusetts Clean Energy Center.

What stage is Tessolar at?

Tessolar's latest named round is a Venture, in Sept 2018.

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