Premier Alternatives

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

Phosio key facts

as of Oct 2026
  • Developer of UV-curable metal oxide materials designed to support low-temperature deposition for optical and electronic components.
  • Phosio is valued at approximately $15.0M as of Oct 2026, set at its seed round, Apr 2026; nothing has traded since, per PrivateMarketView’s mark.
  • It has raised $5.0M across 1 recorded rounds; the latest was Seed Round ($4.9M) in Mar 2026.
  • Notable investors include US National Science Foundation, Silicon Catalyst, Elevate Capital, Silicon Catalyst Ventures, Silicon Catalyst Angels — 9 tracked in total.
  • Phosio has filed 1 Form D with the SEC, most recently Apr 2026 ($4.9M sold to 21 investors).
  • Status: Privately Held (backing).
PrivateMarketView mark
MEDIUM confidence
$15.0M

Valued at $15.0M at its seed round, Apr 2026. Nothing has traded since.

set by its last priced roundas of Oct 2026question about this number?
Free account
More of Phosio with a free account
  • ·Watch Phosio: the Monday email on marks, rounds and moves
Create free account
No card required

Membership and data by Private Market View

Phosio funding rounds

1 rounds
Mar 2026Seed Round$4.9MSEC filing▮
Full funding history →

Phosio valuation

Phosio was valued at $15 million at its seed round in Apr 2026. That is the last priced event on record: no secondary trade or institutional fund mark has moved the figure since.

How much has Phosio raised?

Phosio has raised $5 million across 1 recorded round since 2026. The largest was a $4.9 million seed round in Mar 2026.

Phosio has filed 1 Form D with the SEC, most recently in Apr 2026 ($4.9 million sold to 21 investors).

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.

About Phosio

Developer of UV-curable metal oxide materials designed to support low-temperature deposition for optical and electronic components. The company offers transparent and tunable coatings, direct UV patterning, and compatibility with flexible substrates, enabling manufacturers of displays, semiconductors, and smart devices to achieve efficient, scalable production and improved component performance.

Sector
Materials and Resources
HQ
Corvallis, OR, United States
Founded
2018
Employees
8
Ownership
Privately Held (backing)

Is this your company? Sign in with your work email to keep it current, or tell us what's wrong.