Who invested in 4Blind?
4Blind's investors include MassChallenge.

United States · Funded startup
Funding summaryUpdated 26 Oct 2026
$45Kraised across 1 round since 2022, from 1 source
From 4Blind's own website: 2 on the team.
4Blind's investors include MassChallenge.
4Blind has raised $45K across 1 round since 2022.
4Blind's most recent round was a Grant of $45K in Oct 2022.
Its most recent round, $45K in Oct 2022, is also its largest on record.
4Blind's first round on record, in Oct 2022, was backed by MassChallenge.
4Blind's latest named round is a Grant, in Oct 2022.
4Blind is based in the United States.
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