Lux Semiconductors

Albany, NY · Founded 2017 · Privately Held (backing)

Developer of metal-core substrates designed to replace standard organic and glass cores in advanced semiconductor packages. Lux Semiconductors is based in Albany, NY and was founded in 2017. Its last reported valuation was $11.5 million in Feb 2023. It has raised $9.3 million across 2 recorded rounds; the latest was a $2.9 million seed round in Mar 2025.

Last reported valuation
$11.5M
Oct 2026
Priced at
—
Total raised
$9.3M
Last round
Seed Round
Mar 2025
How much has Lux Semiconductors raised?
$9.3Macross 2 recorded rounds · Jan 2022 – Mar 2025

Most recently, Lux Semiconductors raised $2.9M in its Seed Round (Mar 2025).

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Lux Semiconductors round by round

2 rounds
Mar 2025Seed Round$2.9MSEC filing▮
Jan 2022Debt$1.5MSEC filing▮
3 investors participated

How much has Lux Semiconductors raised?

Lux Semiconductors has raised $9.3 million in total; 2 of its rounds are on record. The largest on record was a $2.9 million seed round in Mar 2025.

Lux Semiconductors has filed 3 Form Ds with the SEC since 2022, most recently in Apr 2025 ($2.9 million sold).

Lux Semiconductors investors

17 investors are on record for Lux Semiconductors, including Techstars, US National Science Foundation, U.S. Department of Energy and United States Department of War. The debt round in Jan 2022 drew 3 investors.

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17 investors have backed Lux Semiconductors.

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Frequently asked about Lux Semiconductors

How much has Lux Semiconductors raised?
Lux Semiconductors has raised $9.3M in total across 2 recorded funding rounds.
When was Lux Semiconductors's last funding round?
Lux Semiconductors's most recent recorded round was Seed Round in Mar 2025, raising $2.9M.