Venture startup

Who invested in Filestack

One round we have observed, with the 4 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Cloud

Y Combinator: S12

Funding summaryUpdated 26 Oct 2026

Undisclosedraised across 1 round since 2015, from 1 source

Latest round
VentureDec 2015
Investors
4
See who backed them

The rounds

  1. Dec 2015
    VentureAmount undisclosed

    From a historical funding record

Everyone who backed them

Y CombinatorAccelerator1round
Andreessen HorowitzVC firm1round
SV AngelVC firm1round
DCVCVC firm1round

Missing a round, or an investor who was in one? Tell us.

Also claim to have backed them

This firm lists Filestack 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.

ScaleworksPrivate equityPer its own site

Quick answers about Filestack

Who invested in Filestack?

Filestack's investors include Y Combinator, Andreessen Horowitz, SV Angel and DCVC.

How much has Filestack raised?

Filestack has raised 1 round since 2015, none with a disclosed amount.

When did Filestack last raise?

Filestack's most recent round was a Venture in Dec 2015.

Who backed Filestack first?

Filestack's first round on record, in Dec 2015, was backed by Y Combinator, Andreessen Horowitz and SV Angel and 1 others.

What stage is Filestack at?

Filestack's latest named round is a Venture, in Dec 2015.

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In the same sector, and raised in the last eighteen months.

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