United States · Series A startup
Funding summaryUpdated 26 Oct 2026
$11Mraised across 6 rounds since 2013, from 6 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
From a historical funding recordSEC filing: $3.5M sold, first sale Jan 2015
From a historical funding recordSEC filing: $100K sold, first sale Mar 2014
From a historical funding recordSEC filing: $100K sold, first sale Mar 2014
From a historical funding recordSEC filing: $438K sold, first sale Feb 2014
ff Venture Capital
Rothenberg Ventures
Riverwood CapitalFrom a historical funding recordSEC filing: $1.5M sold, first sale Jan 2014
From Reaction's own website and the SEC filings it signed: 5 on the team.
On the board, as filediJohn FrankelMikael Silvanto
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
ff Venture CapitalRiverwood Capital
QueensBridge Venture PartnersRothenberg VenturesBrendan WallaceMichael LiouTom McInerneyJordan MendellAlex BardScot ChisholmMissing a round, or an investor who was in one? Tell us.
This firm lists Reaction as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.
Reaction's investors include ff Venture Capital, Riverwood Capital, QueensBridge Venture Partners, Rothenberg Ventures and Brendan Wallace, and 13 more on record.
Reaction has raised $11M across 6 rounds since 2013.
Reaction's most recent round was a Series A of $9.8M in Mar 2015.
Its most recent round, $9.8M in Mar 2015, is also its largest on record.
Reaction's first round on record, in Jul 2013, was backed by Pivot Partners.
Reaction's latest named round is a Series A, in Mar 2015.
Reaction is based in the United States.
In the same sector, and raised in the last eighteen months.
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United States · 
