United States · Venture startup

Who invested in Outbound.io

5 rounds we have observed, with the 11 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.

Enterprise Software

Funding summaryUpdated 26 Oct 2026

$2.1Mraised across 5 rounds since 2013, from 5 sources

$1.0MSeed$400KSeed$120KSeed$550KVenture
Latest round
VentureAug 2021
Biggest round
$1.0MSeed · Dec 2013
Investors
11
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.

2015201720192021
$1.0MSeed$400KSeed$120KSeed$550KVenture?Venture
First round
Seed, $1.0M
Dec 2013
Biggest round
$1.0M
Seed · Dec 2013
Usual gap between rounds
10 months
the median of 4

The rounds

  1. Aug 2021
    VentureAmount undisclosed2 new1 returning

    Source recorded

  2. Aug 2015
    Venture$550K

    No investor was named in the report.

    From a historical funding record

  3. Jan 2015
    Seed$120K1 returning

    From a historical funding record

  4. Oct 2014
  5. Dec 2013
    Seed$1.0M3 new
    • Doug Pepper
    • Paul Willard
    • Trevor Kienzle

    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.

Everyone who backed them

Y CombinatorAccelerator3rounds
Bossa InvestVC firm1round
Initialized CapitalVC firm1round
Alexis OhanianAngel1round
Garry TanAngel1round
Subtraction CapitalVC firm1round
Lunch Van FundVC firm1round
Aaron HarrisAngel1round
Doug Pepperno record of our own yet1round
Paul Willardno record of our own yet1round
Trevor Kienzleno record of our own yet1round

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

Quick answers about Outbound.io

Who invested in Outbound.io?

Outbound.io's investors include Y Combinator, Bossa Invest, Initialized Capital, Alexis Ohanian and Garry Tan, and 6 more on record.

How much has Outbound.io raised?

Outbound.io has raised $2.1M across 5 rounds since 2013. One round did not disclose an amount, so the total is a floor.

When did Outbound.io last raise?

Outbound.io's most recent round was a Venture in Aug 2021.

What was Outbound.io's biggest round?

Outbound.io's largest round on record is $1.0M (Seed), in Dec 2013.

Who backed Outbound.io first?

Outbound.io's first round on record, in Dec 2013, was backed by Doug Pepper, Paul Willard and Trevor Kienzle.

What stage is Outbound.io at?

Outbound.io's latest named round is a Venture, in Aug 2021.

Where is Outbound.io based?

Outbound.io is based in the United States.

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