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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
Tracked investments
1
Acquisitions
1

Team · 4 people

from public directories
Brett Sagan· General Partner
Taylor Hughes· General Partner
Gary Sheynkman· General Partner

Gary Sheynkman is a co-founder and General Partner at Leyden Ventures, an early-stage venture firm, and is based in Dubai, where his work spans early-stage venture and the public sector. He previously launched and ran Techstars Dubai, and before that advised The Executive Office of His Highness Sheikh Mohammed bin Rashid Al Maktoum on the creation of Area 2071, a business cluster in Emirates Towers designed to connect startups with large corporates. He also hosts TacoStars, a founder social community in the UAE.

Theodore Stiefel· Executive Officer

What they invest in

from 1 of 1 portfolio companies

AI & Machine Learning ×1Enterprise Software ×1Marketing Tech ×1SaaS ×1

HQs:United States×1

Investments · 1 tracked

founders shown can be your intro path
Windsorwindsor.ioin𝕏SeedAcquired

Windsor uses AI and deepfake technology to generate personalized videos at scale, letting a user record a single video that is then customized with unique names, companies, and locations for millions of recipients.

AI & Machine LearningEnterprise SoftwareMarketing TechSaaSSan Francisco, US

Pranay Prakash(CEO)inAndrew Faust(Founder)inNathan Nuñez(Head of Growth)

Co-investorsY Combinator7percent VenturesSpice CapitalAfore CapitalFour CitiesGeneral Advance+7 more

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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