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SBXi Fund

SBXi Fund

Cambridge, Massachusettssbxi.fund

Overview

An early-stage venture capital fund that invests exclusively in startups with at least one MIT alumni on the founding team. The fund is jointly backed by venture capital firms including Accel, Polaris Partners, General Catalyst, and others. It was established by SDX to support companies emerging from the MIT Sandbox program after graduation.

Portfolio Companies

1

Website

sbxi.fund

Investments

CompanyDateStageLead
LineWiseSep 2025Pre SeedCo-investor

Sector & Stage Mix

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SeedSeries ASeries BGrowth

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Investment Activity

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2021
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2026

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FAQ

Firmographic Details

HeadquartersCambridge, Massachusetts
Year FoundedN/A

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