| Amazon Web Services | USA, Irland | Infrastructure and primary hosting provider for Outreach Engage and data warehou |
| Databricks Inc. | USA | Infrastructure and primary hosting provider for Outreach ML/AI models |
| Snowflake, Inc. | USA | Data warehouse and business analytics |
| Microsoft Azure | USA, Irland, Nederland | Infrastructure and artificial intelligence |
| Google Cloud Platform | USA, Belgia | Infrastructure, data storage, artificial intelligence, and enrichment services |
| Data Dog | USA | Infrastructure monitoring |
| SingleStore | USA, Belgia | Data indexing |
| Heartex, Inc. | USA | Data Indexing for Annotation Data For ML and AI |
| Honeycomb.io | USA | Telemetry analytics and infrastructure monitoring |
| Traceable.ai | USA | API Security Analytics |
| Tableau - subsidiary of Salesforce | USA | Visual Reporting Platform |
| CloudFlare, Inc. | USA | Data Sharing Platform |
| Tray.ai | USA | Data Sharing Platform |
| dbt Labs, Inc. | USA | Product analytics and testing |
| Anthropic, PBC | USA | Outreach Platform LLM Provider |