Phosio

Corvallis, OR · Founded 2018 · Privately Held (backing)

Developer of UV-curable metal oxide materials designed to support low-temperature deposition for optical and electronic components. Phosio is based in Corvallis, OR and was founded in 2018. It was valued at $15 million at its seed round in Apr 2026, the last priced event on record. It has raised $5 million across 1 recorded round; the latest was a $4.9 million seed round in Mar 2026.

PMV mark · valuation
$15.0M
Oct 2026
Priced at
its seed round
Apr 2026
Total raised
$5.0M
Last round
Seed Round
Mar 2026

Who backs Phosio?

9 investors
InvestorType
US National Science FoundationOther
Silicon Catalyst—
Elevate CapitalVenture capital
Silicon Catalyst VenturesVenture capital
Silicon Catalyst AngelsAngel
Oregon Nanoscience and Microtechnologies InstituteOther
National Science Foundation Innovation Corps Program—
Oregon State University—
TiE Oregon—
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Phosio investors

9 investors are on record for Phosio, including US National Science Foundation, Silicon Catalyst, Elevate Capital and Silicon Catalyst Ventures. The seed round in Mar 2026 drew 21 investors.

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