Investor profile
SBXi Fund
Micro-fund
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SBXi is a venture capital fund jointly backed by Accel, Polaris Partners, GETTYLAB, General Catalyst, Pillar, Danaher, Underscore VC, and Glasswing Ventures — all eight partners hold an MIT affiliation. The fund invests exclusively in founders who graduated from MIT, writing $10K–$100K checks on SAFEs for early-stage companies and $100K–$1M checks when there is a qualifying term-sheet to match. SBXi's mission is to empower MIT alumni founders with the resources and capital to create large, impactful companies across any sector, operating with a strong emphasis on transparency, efficiency, and fairness — providing every eligible applicant with a funding decision within seven days.
Notable quotes
“We help you build the next wave of generational companies only MIT could spark. Our mission is to empower MIT Alumni founders with the resources and capital to create large, impactful companies across any sector.”
“SBXi is jointly backed by Accel, Polaris Partners, GETTYLAB, General Catalyst, Pillar, Danaher, Underscore VC, and Glasswing Ventures — we write $10K-$100K checks on SAFEs and $100K-$1M checks when there's a qualifying term-sheet we can match. If you come across any active deals with MIT Alumni on the founding team, we would be happy to evaluate them for a follow on investment!”
“Avoca has raised $125M at a $1B valuation to bring AI to the services economy. Founded by MIT alumni Apurva Shrivastava and Tyson Chen, Avoca now serves 800+ service businesses. SBXi is proud to have invested in Avoca at seed and we look forward to watching the team continue to grow.”
Team
Recent investments
| Company | Round | Size | Date |
|---|---|---|---|
| Lightmatter | Seed | — | 2017 |
| Avoca | Seed | — | 2023 |
| CentaurAI | Pre-seed | — | 2023 |
| FarmWise Labs | Pre-seed | — | — |
| Relari | Pre-seed | — | 2024 |
| Undermind AI | Pre-seed | — | 2024 |
| Cambridge Terahertz | Pre-seed | — | 2023 |
| Amira Health | Pre-seed | — | — |
| Glyphic Bio | Pre-seed | — | 2025 |
| Pursuit Robotics | Pre-seed | — | 2025 |
Frequent co-investors
| VC firm | Deals together |
|---|---|
| Pillar VC | 5 |
| Underscore VC | 5 |
| General Catalyst | 4 |
| Glasswing Ventures | 4 |
| Accel | 3 |
| Polaris Partners | 3 |
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