Last updated: January 19, 2023
| Company | Function | Location of Facility/Business |
| CoreSite One Wilshire, LLC | A data center which stores Customer Files for Backblaze accounts created in the US-East region and Customer Account Data for all regions | Reston, Virginia, USA |
| CyrusOne, LLC | A data center which stores Customer Files for Backblaze accounts created in the US-West region and Customer Account Data for all regions | Phoenix, Arizona, USA |
| Interxion Netherlands B.V. | A data center which stores Customer Files and Customer Account Data Storage for Backblaze accounts created in the EU-Central region | Amsterdam, Netherlands |
| Sungard Availability Services LP | A data center which stores Customer Files for Backblaze accounts created in the US-West region and Customer Account Data for all regions | Rancho Cordova, California, USA |
| Quest Media and Supplies, Inc. | A data center which stores Customer Files for Backblaze accounts created in the US-West region and Customer Account Data for all regions | Roseville, California, USA |
| Company | Function | Location of Facility/Business |
| Datastax, Inc. | A firm which provides Backblaze with consulting services on our Cassandra database which stores the names of Customer Files. | Santa Clara, California, USA |
| Rookout, Inc. | A service used to debug the Backblaze production system, which may temporarily store Customer Files during the debugging process. | Palo Alto, California, USA |
| Company | Function | Location of Facility/Business |
| Amazon Web Services, Inc. | A service used by Backblaze for internal data storage and backup/archive. | Seattle, Washington, USA |
| 2ndSite, Inc DBA FreshBooks | A service used by Backblaze for accounting and manual purchase orders. | Toronto, Ontario, Canada |
| HubSpot, Inc. | A service used by Backblaze for sending marketing email messages to customers which collects customer email addresses. | Boston, Massachusetts, USA |
| Oracle America, Inc. NetSuite | A service used by Backblaze for accounting and electronic invoicing which collects credit card information and related data. | Austin, Texas, USA |
| Plivo, Inc. | A service used by Backblaze as a SMS provider for non-EU customer verification which collects customer phone numbers. | Austin, Texas, USA |
| Salesforce.com, Inc. | A service used by Backblaze for customer relationship management which collects emails of current and potential business customers. | San Francisco, California, USA |
| SendGrid | A service used by Backblaze to send account messages to customers which collects customer email addresses. | San Francisco, California, USA |
| Stripe, Inc. | A service used by Backblaze for processing online payments which collects customer credit card numbers and contact information. | San Francisco, California, USA |
| Twilio, Inc. | A service used by Backblaze as a SMS provider for EU customer verification which collects customer phone numbers. | San Francisco, California, USA |
| Zendesk, Inc. | A service used by Backblaze to manage customer communications which collects and stores email addresses plus any personal data a customer may disclose when corresponding with our Support team. | San Francisco, California, USA |