Does Catalyst use Nylas?
Yes
We hold strong evidence for this.
- The company names it in its own subprocessor list, a statement that this vendor handles its customers' data.
How we know
About Catalyst
Catalyst Software provides customer growth solutions for customer success and sales teams. It serves CS leaders and CS operators.
Summarized from its homepage on 5 Nov 2026.
What else Catalyst uses
Catalyst has evidence for 23 vendors. The strongest:
HubSpot
Amazon Web Services
Databricks
Fivetran
FullStory
Mixpanel
New Relic
Salesforce
Other companies using Nylas
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- Every company and vendor, with its public source
- 100 API calls a month, plus MCP and the Chrome extension
- Work email only. No card, no sales call