S3 Ventures is a venture capital firm. Team members are concentrated in Austin, Texas, United States. Among the 11 companies in the known portfolio are Mythic, Schematic, Plural, Interplay Learning, BrainCheck and Endovascular Engineering.
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Investment focus
Who to pitch at S3 Ventures
S3 Ventures portfolio companies (11)
- Mythic
- Schematic
- Plural
- Interplay Learning
- BrainCheck
- Endovascular Engineering
- MontyCloud
- Opine
- Venture Med Group
- Avtal
- VahatiCor
Co-investors
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About S3 Ventures
The firm's listing covers sectors AI, Consumer, FinTech and Healthcare, and focus areas AI Infrastructure, Analytics, Chemical and Cloud Infrastructure; known deals cluster at Seed, Series A and Series B.
The team counts 8 people in our database. Eric Engineer (General Partner), Charlie Plauche (General Partner) and Aaron Perman (General Partner) are shown as the contacts to pitch.
S3 Ventures shares portfolio companies with 20 other investment firms, among them Lockheed Martin, Ritual and Camelback Ventures.
Frequently asked questions
What is S3 Ventures?
S3 Ventures is a venture capital firm whose team is concentrated in Austin, Texas, United States, with a known portfolio of 11 companies. The portfolio comes from public investment records rather than from the firm, so deals that never surfaced publicly are not in it.
What does S3 Ventures invest in?
Listed sectors include AI, Consumer, FinTech and Healthcare; listed focus areas include AI Infrastructure, Analytics, Chemical and Cloud Infrastructure. Those tags come from the portfolio attached to the firm, so they describe what has been backed rather than a stated mandate for what comes next.
What stage does S3 Ventures invest at?
The known deals of S3 Ventures include Seed, Series A and Series B rounds. Check that against your own round before reaching out: stage mismatch is the most common reason a well matched sector still goes nowhere.
Who should I pitch at S3 Ventures?
3 of the 8 people on file at S3 Ventures are listed as contacts for the firm. All 8 have their own profile page.
How do I contact S3 Ventures?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 8 people attached to the firm have their own pages, each showing whether an address is on file for them.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal