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Leyden Ventures

Venture capitalActively deploying

Seattle · Pre-Seed–Series A · 4 people tracked

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Fund manager profile

Leyden Ventures is a venture fund manager based in Seattle. SEC filings show 15 venture funds on record, most recently Emergence Dec 25 a Series of LEYDEN OPPORTUNITIES FUND LLC ($2M offering) filed January 2026.

Source: SEC EDGAR Form D filings. Firm website data not yet available.

Stage
Pre-Seed–Series A
HQ
Seattle, US
Founded
2020

Team · 4 people

from public directories
Brett Sagan· General Partner
Taylor Hughes· General Partner
Theodore Stiefel· Executive Officer

Frequently asked questions

What stage does Leyden Ventures invest at?
Leyden Ventures invests at the Pre-Seed, Seed, Series A stages.
What sectors does Leyden Ventures focus on?
Leyden Ventures focuses on Sector Agnostic.
Where is Leyden Ventures located?
Leyden Ventures is headquartered in Seattle, US.

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