Twilio as a subprocessor: 173 vendors that use it (November 2026)
173 vendors in the directory name Twilio on their published subprocessor list, read from each vendor's own page and re-checked daily.
Vendors that use Twilio (November 2026)
| # | Vendor | Uses it for | Location | First seen |
|---|---|---|---|---|
| 1 |
|
SMS communications | USA | September 26, 2026 |
| 2 |
|
SMS Delivery Service | United States | September 26, 2026 |
| 3 |
|
Two-Factor Authentication, Telephone calls, call recording, messaging processing and distribution for the SMS, WhatsApp and Facebook Messenger channels | USA | October 6, 2026 |
| 4 |
|
Twilio provides multi-factor authentication services allowing users to receive SMS messages and phone calls to verify login information. Twilio's Segment product is used to collect and transform customer data. | USA | October 6, 2026 |
| 5 |
|
Provides multi-factor authentication services via SMS messages and phone calls; Segment product collects and transforms customer data across Adobe Frame platform | USA | October 25, 2026 |
| 6 |
|
SMS Notification | United States | September 28, 2026 |
| 7 |
|
Voice transmission services. Twilio provides services that allow switching calls between the PSTN and VoIP environment. Every call made via Aircall is transmitted to Twilio. | USA | September 29, 2026 |
| 8 |
|
SMS/MMS delivery provider | USA | September 28, 2026 |
| 9 |
|
Two-factor authentication | USA | September 26, 2026 |
| 10 |
|
Customer Communications (SMS and Email); SMS/MMS and notification delivery for 2FA, onboarding, risk and transaction alerts; Email provider for user notifications and messaging (e.g. sending invoices via Billing) | Global | September 28, 2026 |
| 11 |
 Amazon Web Services
|
A2P messaging | United Arab Emirates, United Kingdom, USA | September 25, 2026 |
| 12 |
|
Analytics, email/SMS communications | United States | September 26, 2026 |
| 13 |
|
Customer Data Platform | United States | September 28, 2026 |
| 14 |
|
Email transactions | — | October 4, 2026 |
| 15 |
|
Notifications | USA | September 26, 2026 |
| 16 |
|
Communications technology provider for product notifications | USA | September 25, 2026 |
| 17 |
|
SMS multi-factor authentication provider | US | September 29, 2026 |
| 18 |
|
SMS authenticator | USA | October 2, 2026 |
| 19 |
|
Cloud Providers | United States of America | September 28, 2026 |
| 20 |
|
MFA – SMS method | US | October 3, 2026 |
| 21 |
|
Twilio - SMS messaging services. Sendgrid - Email campaign functionality. Segment - Tracks page views, clicks, and events usage data and analytics. | United States | October 8, 2026 |
| 22 |
|
All Blackbaud Products, Blackbaud internal operations | United States | October 4, 2026 |
| 23 |
|
Messaging/SMS | United States | September 28, 2026 |
| 24 |
|
Messaging application | USA | October 15, 2026 |
| 25 |
|
Notification and alerting services for critical events | San Francisco, United States | September 28, 2026 |
| 26 |
|
SMS services | United States | October 4, 2026 |
| 27 |
|
SMS provider and domain-based message authentication, reporting and conformance | USA | September 26, 2026 |
| 28 |
|
Provide call and text message communications through the CallRail platform via the publicly-switched telephone network (PTSN) and the CallRail in-browser softphone. | United States | September 28, 2026 |
| 29 |
|
Platform for text messages used for 2FA and for transactional emails (via the Twilio company SendGrid). | USA | September 27, 2026 |
| 30 |
|
SMS provider for Multi-Factor Authentication. | United States | September 30, 2026 |
| 31 |
|
Sending email notifications | United States | October 30, 2026 |
| 32 |
|
Email delivery service provider: It is used for sending email communications from within the product. | USA | September 26, 2026 |
| 33 |
|
Secure Authentication | San Francisco, CA | October 8, 2026 |
| 34 |
|
Provides two factor authentication | Global | October 4, 2026 |
| 35 |
|
Customer Communication | United States | September 26, 2026 |
| 36 |
|
Enables SMS to customers in order to send link to download mobile app | USA | October 3, 2026 |
| 37 |
|
Digital Advertising Tech | United States of America | September 28, 2026 |
| 38 |
|
Two-factor authentication codes | USA | September 26, 2026 |
| 39 |
|
Telephony and SMS services | US | October 9, 2026 |
| 40 |
|
Communication Functions | United States | September 28, 2026 |
| 41 |
|
Data hosting | Dublin, Ireland | September 28, 2026 |
| 42 |
|
Twilio is an SMS service that Contractbook utilises to send verification and signature codes. | US | September 28, 2026 |
| 43 |
|
Supplier Portal - Notification (if enabled by supplier) | — | October 7, 2026 |
| 44 |
|
Twilio is a cloud-based communications platform that enables Culture Amp to deliver automated messages and notifications via SMS and email. The platform facilitates secure and reliable communication between our team and customers. | USA | October 4, 2026 |
| 45 |
|
Customer Communications | USA | September 26, 2026 |
| 46 |
|
Provide customer communications, including in-product messaging and email. | See Subprocessor Resources | October 8, 2026 |
| 47 |
|
Communication services | United States | September 25, 2026 |
| 48 |
|
Optional SMS service for MFA | US | September 28, 2026 |
| 49 |
|
Customer Engagement Platform | US, EU | September 28, 2026 |
| 50 |
|
VoIP Platform | Global | September 28, 2026 |
| 51 |
|
Security services | USA (CA) | September 25, 2026 |
| 52 |
|
Customer Service | United States of America | October 12, 2026 |
| 53 |
|
Messaging, notification, and communication delivery services | U.S. | September 28, 2026 |
| 54 |
|
Twilio (dba Segment) provides a customer data platform (CDP) that enables the collection, cleansing, and routing of customer data to various tools for analytics and product usage. | United States | September 26, 2026 |
| 55 |
|
Cloud-based product support services; email distribution (SendGrid) | United States | September 28, 2026 |
| 56 |
|
Customer communications, including in-product messaging and SMS | United States | September 28, 2026 |
| 57 |
|
Communications. Twilio provides communication APIs for sending messages. Service provides MFA with SMS integration. SMS based 2FA is no longer possible for users that don't already have it enabled. | US | October 5, 2026 |
| 58 |
|
Communication Provider | US | October 4, 2026 |
| 59 |
|
SMS, Emailing | USA | September 28, 2026 |
| 60 |
|
Marketing Email/SMS Communications | United States | October 12, 2026 |
| 61 |
|
Identity management | United States | September 26, 2026 |
| 62 |
|
Product Metrics and Analytics | US | October 23, 2026 |
| 63 |
|
Twilio provides a platform to programmatically initiate and receive calls and SMS through Freshcaller. | US | October 4, 2026 |
| 64 |
|
Twilio provides a platform to programmatically initiate and receive calls and SMS through Freshcaller. | US | October 4, 2026 |
| 65 |
|
Twilio provides a platform to programmatically initiate and receive calls and SMS through Freshcaller. | US | September 26, 2026 |
| 66 |
|
Provides cloud communications services supporting voice and SMS interactions. | — | October 5, 2026 |
| 67 |
|
Communication Services | United States | September 26, 2026 |
| 68 |
|
VOIP and text message notifications | USA, EU | September 25, 2026 |
| 69 |
|
Voice functionality and SMS | United States | September 26, 2026 |
| 70 |
|
SMS Notification | United States | September 28, 2026 |
| 71 |
|
Incoming SMS messages are processed by Twilio and eventually sent to HappyFox. Outgoing SMS messages will be sent to Twilio and be eventually sent to end users' phone number. | USA | October 22, 2026 |
| 72 |
|
Platform Services and Enablement --- Email Automation | San Francisco, USA | September 28, 2026 |
| 73 |
|
SMS messaging | U.S. | September 28, 2026 |
| 74 |
|
Data hosting | Dublin, Ireland | September 30, 2026 |
| 75 |
|
Two-factor authentication | USA | September 26, 2026 |
| 76 |
|
SMS and WhatsApp services Email delivery services (via SendGrid). | San Francisco, USA. | September 28, 2026 |
| 77 |
|
Cloud Telephony and Voice Processing (Applicable to Hiver Omni only) | United States | September 28, 2026 |
| 78 |
|
User authentication & email communications | USA | October 22, 2026 |
| 79 |
|
Cloud-based communications | United States | October 26, 2026 |
| 80 |
|
Data hosting | Dublin, Ireland | October 2, 2026 |
| 81 |
|
Communications platform for SMS, voice, email, and related messaging services. | US | October 13, 2026 |
| 82 |
|
Phone verifications | USA | September 28, 2026 |
| 83 |
|
SMS and voice communication services | United States | October 13, 2026 |
| 84 |
|
SMS and Phone functionality (USA). | — | October 1, 2026 |
| 85 |
|
Send SMS via API. | United States. | September 26, 2026 |
| 86 |
|
Messaging & Notifications | USA | October 13, 2026 |
| 87 |
|
Messaging & Notifications | USA | October 13, 2026 |
| 88 |
|
Email Automation and optional phone integration | U.S., E.U | October 16, 2026 |
| 89 |
|
Communications Services | United States | September 26, 2026 |
| 90 |
|
Provides mobile SMS messages for multi-factor authentication (must be enabled by Customer) | — | October 1, 2026 |
| 91 |
|
Native Voice + SMS Channel - Covers our Native Voice functionality and also limited to customers that use the SMS channel | United States | October 13, 2026 |
| 92 |
|
Messaging & Notifications | USA | October 13, 2026 |
| 93 |
|
— | United States | October 24, 2026 |
| 94 |
|
Email delivery for hosted instances. | United States of America | October 6, 2026 |
| 95 |
|
Communications technology provider for product notifications | USA | October 15, 2026 |
| 96 |
|
Phone number verification and fraud prevention | — | October 6, 2026 |
| 97 |
|
SMS Processing | USA | October 25, 2026 |
| 98 |
|
To provide our SMS program. | California, USA | September 26, 2026 |
| 99 |
|
Product | United States | October 13, 2026 |
| 100 |
|
Identity verification and account security validation | USA | September 28, 2026 |
| 101 |
|
SMS message delivery, and Communication infrastructure | US, EU | October 24, 2026 |
| 102 |
|
Twilio provides multi-factor authentication services allowing users to receive SMS messages and phone calls to verify their login information. Twilio's Segment product is used to collect and transform customer data across the Adobe Frame platform. | USA | October 25, 2026 |
| 103 |
|
Mailing and text messaging | US | September 28, 2026 |
| 104 |
|
Phone number verification | United States | October 5, 2026 |
| 105 |
|
2FA and SMS Alerts | San Francisco, CA | September 26, 2026 |
| 106 |
|
SMS service | USA | September 28, 2026 |
| 107 |
|
SMS delivery (optional opt-in) | USA, EU | October 14, 2026 |
| 108 |
|
Cloud communications platform providing programmable SMS, voice, email, video, authentication and customer engagement APIs. | United States | September 28, 2026 |
| 109 |
|
Communications Provider | USA | September 28, 2026 |
| 110 |
|
Provide customer communications, including in-product messaging and email. | See Subprocessor Resources | October 15, 2026 |
| 111 |
|
Email Service Provider | United States | October 29, 2026 |
| 112 |
|
Multi-factor Authentication. | USA | September 26, 2026 |
| 113 |
|
SMS authenticator | USA | September 26, 2026 |
| 114 |
|
Sending SMS (+MMS) to Canada, the USA, and its territories, call forwarding function | Ireland | October 14, 2026 |
| 115 |
|
SendGrid services Voice, E-mail, and SMS services | United States | October 15, 2026 |
| 116 |
|
Voice & SMS communication | US | October 25, 2026 |
| 117 |
|
Voice provider and other communication services, including call recording storage for Outreach Voice product | United States | October 14, 2026 |
| 118 |
|
For customers with Retain SMS Dunning, we use Twilio for sending those text messages through the phone system. | — | September 26, 2026 |
| 119 |
|
SMS & Voice/Telecom/Email Notification Services/User Experience Tools | United States | September 26, 2026 |
| 120 |
|
SMS Functionality for 2 Factor Authentication | United States | October 14, 2026 |
| 121 |
|
— | United States | October 24, 2026 |
| 122 |
|
Persefoni utilizes Twilio's Segment application to log and coordinate user events and activities between Persefoni databases and systems. The system may contain names, business email addresses, IP addresses, commercial contact information, other business and commercial information, and other types of data. | Ireland, United States | October 17, 2026 |
| 123 |
|
— | United States of America | October 4, 2026 |
| 124 |
|
Recruiter Experience. Sending SMS text messages and WhatsApp messages through the Phenom platform. Voice infrastructure for Phenom Voice Screening Agent | United States of America | October 27, 2026 |
| 125 |
|
Secure SMS OTP and voice authentication | United States | October 15, 2026 |
| 126 |
|
SMS functionality; Email functionality | United States | October 30, 2026 |
| 127 |
|
Email service provider | United States | September 28, 2026 |
| 128 |
|
— | EU | October 14, 2026 |
| 129 |
|
Transactional and Marketing Email | United States | October 1, 2026 |
| 130 |
|
Third party provider of cloud-based communication APIs and services | USA | October 29, 2026 |
| 131 |
|
Sendgrid email services | USA | September 28, 2026 |
| 132 |
|
External communications, including SendGrid services | United States | October 15, 2026 |
| 133 |
|
Sendgrid – email relay service for communications between customer-stores-their vendors. | United States | October 29, 2026 |
| 134 |
|
SMS verification | USA | September 26, 2026 |
| 135 |
|
Communication | — | October 28, 2026 |
| 136 |
|
Two-factor authentication communication via mobile device provider for the SaaS Services if Customer elects to enable this feature. Supports product-related communications, including onboarding account setup, password reset, account security notifications, or other notices related to the product functions. | US | September 28, 2026 |
| 137 |
|
Customer segmentation, alerting, support, and ticketing | USA | September 28, 2026 |
| 138 |
|
Email Communications and Product Notifications | United States | September 26, 2026 |
| 139 |
|
If Twilio Inc. is not the Twilio party to the agreement, then Twilio Inc. is acting as a sub-processor for that Twilio party. (For example. If you are contracting with Twilio Ireland Ltd, then Twilio Inc. is acting as a sub-processor for the provision of the services.) Provision of the Twilio Services | USA | October 6, 2026 |
| 140 |
|
SMS messaging from VMS to guests | United States | September 28, 2026 |
| 141 |
 Shopify
|
Email and SMS transmission | United States | October 1, 2026 |
| 142 |
|
Phone Calls and Text Messages Communication | United States | September 28, 2026 |
| 143 |
|
Processes and delivers emails | United States | September 26, 2026 |
| 144 |
|
Customer Data Platform, sending events data across systems | USA | October 17, 2026 |
| 145 |
|
SMS and WhatsApp notifications for contract signing reminders and status updates | — | October 22, 2026 |
| 146 |
|
Cloud communications platform as a service including two factor authentication and user support | United States | September 25, 2026 |
| 147 |
|
SMS delivery service | USA | September 26, 2026 |
| 148 |
|
Cloud communications platform as a service - SMS, voice, and messaging applications building global scale. Digital Engagement - Chat processing. Digital Engagement - SMS and WhatsApp processing. | EU, Ireland, USA | October 15, 2026 |
| 149 |
|
Communicating via SMS. [SMS] | USA | October 4, 2026 |
| 150 |
|
SMS Delivery | US | September 28, 2026 |
| 151 |
|
Collection, consolidation, and management of customer data from multiple sources; personal data processed could include names, email addresses, usage data, and browsing behavior. | United States | September 28, 2026 |
| 152 |
|
Email notification services using Sengrid service. Cloud-based APIs for sending and receiving SMS, MMS, and other messaging communications using Programmable Messaging service. | USA | October 16, 2026 |
| 153 |
|
Analytics; email/SMS communications,including transactional, broadcast, and marketing messaging | USA | October 5, 2026 |
| 154 |
|
Customer support phone calls platform | United States (EU SCCs) | October 17, 2026 |
| 155 |
|
Communications technology provider for product notifications | USA | October 15, 2026 |
| 156 |
|
— | USA | September 28, 2026 |
| 157 |
|
If Twilio Inc. is not the Twilio party to the agreement, then Twilio Inc. is acting as a sub-processor for that Twilio party. (For example. If you are contracting with Twilio Ireland Ltd, then Twilio Inc. is acting as a sub-processor for the provision of the services.) Provision of the Twilio Services | USA | September 25, 2026 |
| 158 |
|
In the case that you use the Send Text (SMS) (an Optional Feature) (here), supporting SMS communications. | US | October 2, 2026 |
| 159 |
|
Customer communication services | United States | September 26, 2026 |
| 160 |
|
SMS delivery | U.S. | October 21, 2026 |
| 161 |
|
WebRTC-based communication infrastructure used to enable real-time voice calling features within our platform, and emergency calling, facilitating secure and reliable customer-agent interactions. | USA, EU, Australia, Singapore | October 15, 2026 |
| 162 |
|
Optional cloud communication platform to send messages and images from When I Work customers to their users (and, if enabled, between users of the same account) in real time (web and mobile) | — | October 17, 2026 |
| 163 |
|
Customer Support | United States | September 26, 2026 |
| 164 |
|
Communications platform (SMS, voice, messaging) | United States | October 20, 2026 |
| 165 |
|
A texting provider used for the texting feature. | United States | September 26, 2026 |
| 166 |
|
applicable for customers using | United States | September 26, 2026 |
| 167 |
|
SMS communications | United States | October 6, 2026 |
| 168 |
|
cloud communications provider | United States | September 26, 2026 |
| 169 |
|
Customer support phone calls platform | United States (EU SCCs) | October 17, 2026 |
| 170 |
|
SMS sending capabilities per customer queries | USA | September 25, 2026 |
| 171 |
|
Voice Functionality, Zendesk Sell | Voice Functionality: United States, Ireland, Australia, Zendesk Sell: United States | October 2, 2026 |
| 172 |
|
Sending text messages to individuals, or multiple persons simultaneously | US-East-1 | September 26, 2026 |
| 173 |
|
Notifications | United States, European Union | September 25, 2026 |
First seen: the first check of the vendor's list that named Twilio.
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Twilio as a subprocessor: FAQ
- Which vendors use Twilio as a subprocessor?
- 173 vendors in the ClauseTrail directory list Twilio as a subprocessor: 15Five, ActiveCampaign, Ada, Adobe, and 169 more.
- How is this list kept up to date?
- ClauseTrail reads each vendor's published subprocessor list every day. A vendor appears here while its latest list names Twilio, and moves to "No longer listed by" when a later list drops it.