United States · Funded startup

Who invested in Klout

9 rounds we have observed, with the 24 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

$40Mraised across 9 rounds since 2009, from 9 sources

$1.5MSeries A$8.5MSeries B$30MSeries C
Latest round
RoundAug 2013
Biggest round
$30MSeries C · Jan 2012
Investors
24
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.

2010201120122013
?Seed$1.5MSeries A?Series B$8.5MSeries B?Series C$30MSeries C?Round?Round
First round
Seed
Jul 2009
Biggest round
$30M
Series C · Jan 2012
Usual gap between rounds
7 months
the median of 8

The rounds

  1. Aug 2013
    RoundAmount undisclosed1 new

    From a historical funding record

  2. Sept 2012
    RoundAmount undisclosed1 new1 returning

    Reported by techcrunch.com

  3. Feb 2012
    Series BAmount undisclosed1 returning

    From a historical funding record

  4. Jan 2012
  5. Nov 2011
    Series CAmount undisclosed1 returning

    From a historical funding record

  6. Dec 2010
  7. Aug 2010
    Series BAmount undisclosed1 returning

    From a historical funding recordSEC filing: $1.6M sold, first sale Dec 2009

  8. Apr 2010
  9. Jul 2009
    SeedAmount undisclosed3 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.

The exit

ExitBuyerPriceWhen
AcquiredLithium Technologies$200MMar 2014

From historical deal records. Wrong? Tell us.

Everyone who backed them

ff Venture CapitalVC firm7rounds
Allen MorganVC firm4rounds
GreycroftVC firm3rounds
Mayfield FundVC firm3rounds
Auren HoffmanVC firm3rounds
KPCB HoldingsInvestment firm3rounds
Paige CraigAngel3rounds
Lucid VenturesVC firm3rounds
Cota CapitalVC firm2rounds
Signatures CapitalVC firm2rounds
Zelkova VenturesVC firm2rounds
Jason FingerAngel2rounds
Howard LindzonVC firm2rounds
Michael LiouAngel2rounds
TGM venturesAngel network2rounds
Nova SpivackAngel2rounds
VenrockVC firm1round
IVPVC firm1round
CrunchFundVC firm1round
MicrosoftCorporate VC1round
Draper NexusVC firm1round
Thomas KorteAngel1round

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

Quick answers about Klout

Who invested in Klout?

Klout's investors include ff Venture Capital, Allen Morgan, Kleiner Perkins Caufield & Byers, Greycroft and Mayfield Fund, and 19 more on record.

How much has Klout raised?

Klout has raised $40M across 9 rounds since 2009. 6 rounds did not disclose an amount, so the total is a floor.

When did Klout last raise?

Klout's most recent round was an Undisclosed round in Aug 2013.

What was Klout's biggest round?

Klout's largest round on record is $30M (Series C), in Jan 2012.

Who backed Klout first?

Klout's first round on record, in Jul 2009, was backed by Auren Hoffman, Allen Morgan and Nova Spivack.

What stage is Klout at?

Klout's latest named round is an Undisclosed round, in Aug 2013.

Where is Klout based?

Klout is based in the United States.

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