United States · Series B startup

Who invested in AltSchool

3 rounds we have observed, with the 22 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Funding summaryUpdated 26 Oct 2026

$133Mraised across 3 rounds since 2013, from 3 sources

$33MSeries A$100MSeries B
Latest round
Series B, $100MMay 2015
Step-upi
3×
Investors
22
See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

20142015
?Seed$33MSeries A$100MSeries B
First round
Seed
Aug 2013
Biggest round
$100M
Series B · May 2015
Usual gap between rounds
14 months
the median of 2

The rounds

  1. May 2015
    Series B$100M3 new8 returning

    From a historical funding recordSEC filing: $65M sold, first sale Apr 2015

  2. Mar 2014
    Series A$33M9 new2 returning

    From a historical funding recordSEC filing: $34M sold, first sale Mar 2014

  3. Aug 2013
    SeedAmount undisclosed10 new

    From a historical funding record

Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

Seed2013Series A2014Series B2015First Round CapitalHarrison MetalAndreessen HorowitzFounders FundOmidyar NetworkLearn CapitalJohn DoerrJonathan SacklerMatrix PartnersCollaborative Fund

Everyone who backed them

First Round CapitalVC firm3rounds
Harrison MetalVC firm3rounds
Andreessen HorowitzVC firm2rounds
Founders FundVC firm2rounds
Omidyar NetworkFamily office2rounds
Learn CapitalVC firm2rounds
John DoerrVC firm2rounds
Jonathan SacklerInvestment firm2rounds
Matrix PartnersVC firm1round
Collaborative FundVC firm1round
Baseline VenturesVC firm1round
Sherpa CapitalVC firm1round
Rick MariniVC firm1round
Red Swan VenturesVC firm1round
Kortschak Investments L.P.Family office1round
Emerson CollectiveFamily office1round
William GuttmanAngel1round
Adrian AounAngel1round
Eric KaganAngel1round
Mark ZuckerbergGrowth equity1round
Barry NalebuffAngel1round
Jonathan Matusno record of our own yet1round

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

Quick answers about AltSchool

Who invested in AltSchool?

AltSchool's investors include First Round Capital, Harrison Metal, Andreessen Horowitz, Founders Fund and Omidyar Network, and 17 more on record.

How much has AltSchool raised?

AltSchool has raised $133M across 3 rounds since 2013. One round did not disclose an amount, so the total is a floor.

When did AltSchool last raise?

AltSchool's most recent round was a Series B of $100M in May 2015.

What was AltSchool's biggest round?

Its most recent round, $100M in May 2015, is also its largest on record.

Who backed AltSchool first?

AltSchool's first round on record, in Aug 2013, was backed by First Round Capital, Matrix Partners and Collaborative Fund and 7 others.

What stage is AltSchool at?

AltSchool's latest named round is a Series B, in May 2015.

Where is AltSchool based?

AltSchool is based in the United States.

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