# Customer.io exceeds USD 100 million ARR in 2025/9

On 2025/10/22, Customer.io co-founder and CEO Colin Nederkoorn disclosed that the company had exceeded USD 100 million ARR in month 9 of that year, served more than 8,000 businesses and sent approximately 64 billion messages over the past 12 months. The announcement did not disclose funding of the same amount.



Canonical: https://uniquebase.ai/news/5733c889-f1c2-4a57-9e41-240308ec7873
Stable identifier: 5733c889-f1c2-4a57-9e41-240308ec7873
Snapshot captured: 2026-10-15T14:23:27.067Z
English updated: 2026-10-15T23:16:24.669Z

## Connected profiles

- [Customer.io](/companies/customer-io)

## Sources

- https://customer.io/learn/announcements/customerio-crossed-100m-note-from-ceo