Who invested in Fenris?
Fenris's investors include SixThirty, Larry Rosenberger, MassChallenge, 757 Angels Group and Center for Innovation in Technology, and 1 more on record.

United States · Venture startup
Funding summaryUpdated 26 Oct 2026
$1.7Mraised across 2 rounds since 2019, from 2 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
From the SEC filings it signed: 1 on the team.
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Fenris's investors include SixThirty, Larry Rosenberger, MassChallenge, 757 Angels Group and Center for Innovation in Technology, and 1 more on record.
Fenris has raised $1.7M across 2 rounds since 2019. One round did not disclose an amount, so the total is a floor.
Fenris's most recent round was a Venture in Mar 2023.
Fenris's largest round on record is $1.7M (Undisclosed round), in Sept 2019, led by Larry Rosenberger.
Fenris's first round on record, in Sept 2019, was backed by Larry Rosenberger, SixThirty and 757 Angels Group and 2 others.
Fenris's latest named round is a Venture, in Mar 2023.
Fenris is based in the United States.
Larry Rosenberger led the Undisclosed round in 2019.
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