/Companies

Dedalus Labs

YC S25

San Francisco, US · Founded 2025 · 10 employees · Hiring · 18 known investors

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Dedalus Labs provides virtual machines that boot in 250ms with Linux isolation, persistent storage, and scale-to-zero billing. The platform serves developers and infrastructure teams needing fast, isolated compute with pay-only-when-running economics.

Founders & leadership· Y Combinator alumni (S25)

Dedalus Labs was founded in 2025 by Cathy Di, Windsor Nguyen, and Catherine Di.

CDCathy Di
Cathy DiCo-Founder & CEOFounder of Dedalus Labs, which provides virtual machines with sub-second boot times, Linux isolation, and pay-per-use pricing for developers and infrastructure teams.
WNWindsor Nguyen
Windsor NguyenCo-Founder & CTOCo-founder of Dedalus Labs, which provides fast virtual machines with Linux isolation and serverless billing for agentic AI applications and infrastructure teams.
CDCatherine Di
Catherine DiCo-Founder & CEO
CD
Cathy Di Windsor NguyenFounder
SG
Stephanie GaoGrowth Product Manager
NH
Nicky HeHead of Operations \u0026 HR
VL
Vitus LarrieuE

Investors · 18

Kindred Ventureslisted by Kindred VenturesSan Francisco · $250K – $2M

How we know: a partner's Signal profile · funding news · open dataset · 5k.vc investor directory · Y Combinator's founder network · Not right? Tell us

Saga Ventureslisted by Saga VenturesAustin

How we know: Saga Ventures's portfolio page · a partner's Signal profile · funding news · the VCSheet dataset · open dataset · 5k.vc investor directory · Y Combinator's founder network · Not right? Tell us

FPVreportedJackson · $100K – $5M

How we know: Y Combinator's founder network · Not right? Tell us

Operator LPreportedNew York · $200K – $500K

How we know: Y Combinator's founder network · Not right? Tell us

Phosphor Capitalreported

How we know: Y Combinator's founder network · Not right? Tell us

Sandwith Ventures, LLCreported

How we know: Y Combinator's founder network · Not right? Tell us

Spot VCreportedNewark

How we know: Y Combinator's founder network · Not right? Tell us

Sunshine LakereportedN Las Vegas

How we know: funding news · Y Combinator's founder network · Not right? Tell us

Telescope PartnersreportedSan Francisco

How we know: Y Combinator's founder network · Not right? Tell us

Funding

SEC filings, press & company announcements

Source: company announcements and press reports — follow each round's link for the claim.

Images

Dedalus Labs photoDedalus Labs photo

Related companies · 5

Companies working in the same space as Dedalus Labs.

Legal entities · 1

corporate structure
Dedalus Labs, Inc.

In the news

Frequently asked questions

What does Dedalus Labs do?
Dedalus Labs provides virtual machines that boot in 250ms with Linux isolation, persistent storage, and scale-to-zero billing. The platform serves developers and infrastructure teams needing fast, isolated compute with pay-only-when-running economics.
Who founded Dedalus Labs?
Dedalus Labs was founded by Cathy Di, Windsor Nguyen, Catherine Di in 2025.
Who are Dedalus Labs's investors?
Dedalus Labs's investors include Y Combinator, Activant Capital, Kindred Ventures, Saga Ventures, The E14 Fund, Transpose Platform Management, CRV (Charles River Ventures), Emergence Capital Partners and 10 more.
Where is Dedalus Labs headquartered?
Dedalus Labs is headquartered in San Francisco, US.