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MarketingUnclaimed profile
Customer.io logo

Customer.io

Customer engagement software for sending personalized messages based on behavior.

A public listing does not imply membership or availability for introductions.

Customers

marketers

Business model

subscription

Funding

Venture-backed

The business

Problem
lifecycle messaging
Founders disclosed in reviewed sources
Not documented in this profile yet
Pricing
Published plans; see the pricing source for current rates.Pricing + Plans | Customer.io ↗
Payment providers / launch platforms
Payment provider not disclosed
Launch platform not documented
Customer.io: Customer Engagement Platform For Better Outcomes ↗Pricing + Plans | Customer.io ↗Notion Case Study: Scaling Lifecycle Marketing | Customer.io ↗

Publicly disclosed numbers

ARR

$29,900,000

arr · Year-end 2021 annual recurring revenue
2022-03 · public disclosure

Customer.io — public disclosure ↗

Investors & funding

Amounts describe the announced round, not each investor’s contribution. Individual check sizes are not disclosed here. Historical rounds are not a current ownership list.

2022-03 · public disclosure

Series A

Amount not disclosed

Disclosed participants: Spectrum Equity

Customer.io — public disclosure ↗

Growth evidence

Documented actions and reported outcomes. These are starting points for experiments, not proof that a tactic caused growth.

No sourced growth example added yet. Founder contributions can help fill this in.

Sources & freshness

Profile reviewed 2026-09-25. Disclosures are historical snapshots unless a live connection is explicitly identified.

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Historical MRR

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July 2023 milestone linked on the public company timeline

2023-07 · Source ↗

For marketers · 4 sources