First In is a venture capital firm. Based in USA, United States. The known portfolio counts 26 companies, including Antithesis, Castelion, Shift5, Smack Technologies, Tidal Cyber and Portal Space Systems.
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Investment focus
- Sector
- AIHardwareHealthcareSaaS
Contacts
Who to pitch at First In
First In portfolio companies (26)
- Antithesis
- Castelion
- Shift5
- Smack Technologies
- Tidal Cyber
- Portal Space Systems
- Adlumin
- Hybron
- Mable
- Rilian Technologies
- AnySignal
- Readyly
- Cloneable
- Phylum
- Pryzm
- Yali Bio
- ZeroTier
- Dapple Security
- Pluton Biosciences
- AarogyaAI
- MEDiC
- Pixm
- Appaegis
- Clearmix
- SCATR
- Vanguard Defense
Co-investors
Funds that share portfolio companies with First In.
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About First In
The firm's listing covers sectors AI, Hardware, Healthcare and SaaS, and focus areas Aerospace, Analytics, CRM Systems and Cloud Infrastructure; known deals cluster at Pre-Seed, Seed and Series A.
The contacts to approach at First In are Renny M. (Managing Partner) and Brian Schmanske (Advisor).
First In shares portfolio companies with 20 other investment firms, among them First In Ventures, Squadra Ventures and TFX Capital.
Frequently asked questions
What is First In?
First In is a venture capital firm based in USA, United States, with a known portfolio of 26 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 First In invest in?
Listed sectors include AI, Hardware, Healthcare and SaaS; listed focus areas include Aerospace, Analytics, CRM Systems 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 First In invest at?
The known deals of First In include Pre-Seed, Seed and Series A 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 First In?
Both people on file at First In are listed as contacts for the firm, each with their own profile page.
How do I contact First In?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 2 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