Platform directory · #85 by verified companies
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Companies that use Customer.io

845 verified companies run Customer.io, as of 2026-09-05. Signals: Customer.io.

A floor, not a market total: IXM counts only companies whose signals it has verified, and the graph grows every day.

Buy the list · $500 Check my accounts for Customer.io

Priced by install base, from $500 up to 5,000 companies to $10,000 for the largest platforms. Card checkout, no quote. How the numbers are made.

What you get

The Customer.io install list

Every verified account

One row per company with a verified Customer.io signal: evidence, confidence grade, last-seen date.

Context on each row

The other platforms on the same domain, the email platform and the hosting country. Segment before you reach out.

Delivered in 2 business days

CSV by email. Or search it live on a platform plan from $499 a month.

What a row looks like (example data)
domainplatformevidenceconfidencelast seen
northwind-traders.comCustomer.iovendor verificationVerified2026-09-10
contoso-logistics.co.ukCustomer.iovendor verificationVerified2026-08-11
fabrikam-health.ioCustomer.iovendor verificationVerified2026-09-12
adventure-works.deCustomer.iovendor verificationVerified2026-08-13
tailspin-toys.comCustomer.iovendor verificationVerified2026-09-14
Use it for

What sales teams do with the Customer.io list

Displace

Sell against Customer.io? Every account that runs it, ready for outbound.

Partner

Integrate with Customer.io? Size the joint opportunity and target the overlap.

Benchmark

Track Customer.io adoption by segment, month over month, with a method you can audit.