Solestial

Tempe, AZ · Founded 2013 · Privately Held (backing)

Developer of radiation-hardened silicon photovoltaics for space. Solestial is based in Tempe, AZ and was founded in 2013. Its last known valuation is $65 million. It has raised $28.3 million across 2 recorded rounds; the latest was a $15.1 million early-stage round in Sep 2024.

Last price · $/share
—
Implied valuation
$65.0M
Total raised
$28.3M
Last round
Early Stage VC
Sep 2024
What is Solestial worth?
$65.0Mlast known valuation

Solestial last raised $15.1M in its Early Stage VC (Sep 2024).

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Solestial funding history

2 rounds
DateRoundRaisedPost-money
Sep 2024Early Stage VC$15.1M▮
Sep 2022Early Stage VC$11.2M▮
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Solestial valuation

Solestial's last known valuation is $65 million. The figure stands until a priced round, a secondary trade or an institutional fund mark prices the stock again.

How much has Solestial raised?

Solestial has raised $28.3 million across 2 recorded rounds since 2022. The largest was a $15.1 million early-stage round in Sep 2024.

Solestial has filed 2 Form Ds with the SEC since 2022, most recently in Sep 2024 ($15.1 million sold to 12 investors).

How Solestial's valuation is determined

Private company valuations aren’t quoted on an exchange — they’re established in moments: a priced funding round sets a post-money valuation, secondary trades print at a price per share, and SEC-registered funds holding the stock report fair-value marks in their N-PORT filings.

For Solestial, too few pricing signals exist to publish a composite mark; the figures above reflect the most recent observed valuation event. Full methodology →

Frequently asked about Solestial

What is Solestial worth?
Solestial's last known valuation is $65.0M.
How much has Solestial raised?
Solestial has raised $28.3M in total funding across 2 recorded rounds.
When did Solestial last raise?
Solestial last raised in Sep 2024 (Early Stage VC), raising $15.1M.