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Arzeda

Seattle, WA · Founded 2008 · Privately Held (backing)

Developer of a synthetic biology technology designed to create new designer proteins and enzymes with less risk. Arzeda is based in Seattle, WA and was founded in 2008. It was valued at $150 million at its later-stage round in Dec 2025, the last priced event on record. It has raised $109 million across 6 recorded rounds; the latest was a $4.5 million seed round in Aug 2025.

PMV mark · valuation
$149.5M
Oct 2026
Priced at
its later-stage round
Dec 2025
Total raised
$109.2M
Last round
Seed Round
Aug 2025

Arzeda key facts

as of Oct 2026
  • Developer of a synthetic biology technology designed to create new designer proteins and enzymes with less risk.
  • Arzeda is valued at approximately $149.5M as of Oct 2026, set at its later-stage round, Dec 2025; nothing has traded since, per PrivateMarketView’s mark.
  • It has raised $109.2M across 6 recorded rounds; the latest was Seed Round ($4.5M) in Aug 2025.
  • Notable investors include US National Science Foundation, U.S. Department of Energy, Sofinnova Partners, Arpa-E, Casdin Capital — 25 tracked in total.
  • Arzeda has filed 7 Form Ds with the SEC since 2017, most recently Sep 2025 ($4.5M sold to 6 investors).
  • Status: Privately Held (backing).
PrivateMarketView mark
MEDIUM confidence
$149.5M

Valued at $149.5M at its later-stage round, Dec 2025. Nothing has traded since.

set by its last priced roundas of Oct 2026question about this number?
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Arzeda funding rounds

6 rounds
Aug 2025Seed Round$4.5MSEC filing▮
Oct 2023Early Stage VC$37.9MSEC filing▮
Jul 2021Early Stage VC$25.7MSEC filing▮
Oct 2020Seed Round$3.3MSEC filing▮
Nov 2019Seed Round$1.0MSEC filing▮
Full funding history →

Arzeda valuation

Arzeda was valued at $150 million at its later-stage round in Dec 2025. That is the last priced event on record: no secondary trade or institutional fund mark has moved the figure since.

How much has Arzeda raised?

Arzeda has raised $109 million across 6 recorded rounds since 2017. The largest was a $4.5 million seed round in Aug 2025.

Arzeda has filed 7 Form Ds with the SEC since 2017, most recently in Sep 2025 ($4.5 million sold to 6 investors).

Arzeda investors

25 investors are on record for Arzeda, including US National Science Foundation, U.S. Department of Energy, Sofinnova Partners and Arpa-E. By type, the record holds 5 venture capital firms and 1 growth equity firm. The seed round in Aug 2025 drew 6 investors.

About Arzeda

Developer of a synthetic biology technology designed to create new designer proteins and enzymes with less risk. The company specializes in computational protein design and develops a portfolio of enzymes and specialty chemicals for polymers, pharmaceuticals, industrial chemicals, and other advanced applications, enabling clients to develop custom proteins and enzymes that address business and sustainability needs across various industries.

Sector
Healthcare
HQ
Seattle, WA, United States
Founded
2008
Employees
66
Ownership
Privately Held (backing)

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