Postmark
postmarkapp.comCompanies that name Postmark as a vendor in their own published disclosures, and the purpose each one states.
25
Companies using it
6%
Of companies tracked
out of 421 in the dataset
| 1Password | Customer support |
| Amplitude (+Statsig) | Email delivery |
| Attio | Email delivery |
| Bird (+SparkPost) | Dashboard - Log management and Analysis software |
| Broadcom (+VMware, Pivotal) | Email delivery |
| BrowserStack | Email notifications for enterprise customers |
| Chameleon | Postmark delivers transactional emails including login links and team invitations. |
| Clay | Email service provider |
| Contentsquare (+Heap, Loris) | Email delivery service |
| Conveyor | |
| Gamma | Customer communications |
| HackerRank | Sending invite and confirmation emails to candidates for assessments and interviews |
| Knock | Application Email Service |
| Linear | Email delivery |
| Plain | Email processing |
| Pylon | |
| SafeBase | [Drata and SafeBase] Postmark provides transactional email delivery services used to send system-generated emails from the platform and helps ensure reliable and secure email delivery to users. |
| Sprout Social | Inbound email API |
| Supabase | Communication with Authorized Users in connection with the provision of the Services and support |
| Tackle | Customer Email and Marketing |
| Tropic | Email service provider |
| Truework | Transactional Email |
| Twilio (+Segment, SendGrid) | Outbound email messaging |
| Veed | Transactional email |
| WorkOS | Email Delivery |