| Amazon Web Services, Inc. | United States (us-west-2, us-east-1), Ireland (eu-west-1), Australia (ap-southeast-2) | Core infrastructure hosting, database hosting |
| Google Cloud Platform (Google LLC) | United States | Core infrastructure hosting, database hosting, secret storage (credentials/tokens) |
| Ubicloud, Inc. | United States (us-west-2, us-east-1), Ireland (eu-west-1), Australia (ap-southeast-2) | Database services |
| ClickHouse, Inc. | United States (us-west-2, us-east-1), Ireland (eu-west-1), Australia (ap-southeast-2) | Database services |
| Postmark (ActiveCampaign LLC) | United States | Transactional email delivery |
| Stripe, Inc. | United States | Payment processing |
| Autumn (Recase, Inc) | United States | Billing data processing |
| Slack Technologies, LLC | United States | Customer messaging and communications |
| Pylon Technologies, Inc. | United States | Customer support and messaging |
| Fly.io, Inc | United States | Application runtime hosting |
| Vercel Inc. | United States | Application hosting and deployment infrastructure |
| Cloudflare, Inc. | United States | Content delivery network, security services |