Sbxi is a venture capital firm. Team members are concentrated in Cambridge, Massachusetts, United States. The known portfolio counts 10 companies, including Unbound Security, Blueshift, zeroRISC, LineWise, Spectrohm and Woz.
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Investment focus
Contacts
Who to pitch at Sbxi
Sbxi portfolio companies (10)
- Unbound Security
- Blueshift
- zeroRISC
- LineWise
- Spectrohm
- Woz
- Continuity
- Neural Defend
- Amby Health
- CogniScreen
Co-investors
Funds that share portfolio companies with Sbxi.
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About Sbxi
The firm's listing covers sectors AI, Consumer, FinTech and Hardware, and focus areas AI Applications, Aerospace, Analytics and Computer Vision; known deals cluster at Pre-Seed and Seed.
The contacts to approach at Sbxi are Robert Harrington (Director) and Robert Harrington (Investor).
Sbxi shares portfolio companies with 20 other investment firms, among them Ridgeline, Avatar Growth Capital and R136 Ventures.
Frequently asked questions
What is Sbxi?
Sbxi is a venture capital firm whose team is concentrated in Cambridge, Massachusetts, United States, with a known portfolio of 10 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 Sbxi invest in?
Listed sectors include AI, Consumer, FinTech and Hardware; listed focus areas include AI Applications, Aerospace, Analytics and Computer Vision. 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 Sbxi invest at?
The known deals of Sbxi include Pre-Seed and Seed 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 Sbxi?
Both people on file at Sbxi are listed as contacts for the firm, each with their own profile page.
How do I contact Sbxi?
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