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S3 Ventures

s3vc.com · Austin, TX · founded 2005 · team 11 (team page listing; LinkedIn reports 11-50 employees) · Lead Seed, Series A, Series B with initial investments of $500K-$15M+; capacity to invest $25M+ over the life of a company · trust 0/4

Patient Capital. True Resources. Big Impacts. Focused on Business Software and Healthcare Technology

This dossier was built by Clark from a public scan on 2026-07-05 and is unclaimed. Is this your startup? Claim it.

Verified facts

Full firm name	S3 Ventures source: https://www.s3vc.com/home
Investment thesis/focus	Patient Capital. True Resources. Big Impacts. Focused on Business Software and Healthcare Technology source: https://www.s3vc.com/home
City of operations	Austin, TX source: https://www.s3vc.com/contact-us
Year founded	2005 source: https://www.s3vc.com/abouts3 ("20 years since founding")
Number of partners/investors	11 (team page listing; LinkedIn reports 11-50 employees) source: https://www.s3vc.com/our-team
Investment stages and check sizes	Lead Seed, Series A, Series B with initial investments of $500K-$15M+; capacity to invest $25M+ over the life of a company source: https://www.linkedin.com/company/s3-ventures
Founding/managing partners	Brian R. Smith (Managing Director) and Charlie Plauché (Managing Director) source: https://www.s3vc.com/our-team (Managing Directors listed; company states "Born in Texas" and founded 2005)
Legal entity type	Partnership; backed by a single philanthropic family with a multi-billion-dollar foundation source: https://www.linkedin.com/company/s3-ventures
Public contact email on firm's domain	marketing@s3vc.com source: https://www.s3vc.com/terms-of-use (footer)

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