United States · Venture startup

Who invested in Customer.io

5 rounds we have observed, with the 9 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.

AI

Funding summaryUpdated 26 Oct 2026

$400Kraised across 5 rounds since 2012, from 5 sources

$250KRound$150KSeed
Latest round
VentureMar 2022
Biggest round
$250KRound · May 2012
Investors
9
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.

201220142016201820202022
$250KRound$150KSeed?Seed?Venture?Venture
First round
Round, $250K
May 2012
Biggest round
$250K
Round · May 2012
Usual gap between rounds
22 months
the median of 4

The rounds

  1. Mar 2022
    VentureAmount undisclosed3 new1 returning

    Source recorded

  2. Mar 2015
    VentureAmount undisclosed1 new

    From a historical funding record

  3. May 2013
    SeedAmount undisclosed1 new

    From a historical funding record

  4. Jan 2013
    Seed$150K2 new

    From a historical funding record

  5. May 2012
    Round$250K2 new

    From a historical funding record

Funding filed with regulators

Customer.io filed one raise, $4.9M in all. Filings say how much was sold and to how many investors; they never name the investors.

  1. Aug 2021$4.9Motherof $5.0M offeredCrowdfunding

Founders and team

From Customer.io's own website: 1 founder, 6 on the team.

Colin NederkoornFounder and Chief Executive Officer
  • Jason LymanChief Marketing Officer
  • Jennifer FongChief People Officer
  • John SchoensteinChief Revenue Officer
  • Matthew NewhookChief Technology Officer
  • Meenakshi SharmaChief of Staff
  • Zhi LiChief Financial Officer

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

BoxGroupVC firm2rounds
TechstarsVC firm1round
Kima VenturesVC firm1round
FJ LabsVC firm1round
Fabrice GrindaAngel1round
Portland Seed FundVC firm1round
David CohenAngel1round
Oregon Venture FundVC firm1round
Sameer JagetiaAngel1round

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

Quick answers about Customer.io

Who invested in Customer.io?

Customer.io's investors include BoxGroup, Techstars, Kima Ventures, FJ Labs and Fabrice Grinda, and 4 more on record.

How much has Customer.io raised?

Customer.io has raised $400K across 5 rounds since 2012. 3 rounds did not disclose an amount, so the total is a floor.

When did Customer.io last raise?

Customer.io's most recent round was a Venture in Mar 2022.

What was Customer.io's biggest round?

Customer.io's largest round on record is $250K (Undisclosed round), in May 2012.

Who backed Customer.io first?

Customer.io's first round on record, in May 2012, was backed by BoxGroup and David Cohen.

What stage is Customer.io at?

Customer.io's latest named round is a Venture, in Mar 2022.

Where is Customer.io based?

Customer.io is based in the United States.

Companies like Customer.io

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

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