Companies using Customer.io
Detected from public DNS records and job postings (customer engagement). We snapshot every tracked company and diff it over time — so the switching feed below shows real, dated adoption and churn events, not a static directory.
Recently adopted Customer.io
Current Customer.io footprint (4)
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We'll email you when a tracked company adopts or drops Customer.io (and other provider switches) — the highest-intent moment for a competing vendor to reach out.