Klaviyo Sub-processors

Updated: August 29, 2025

　

Klaviyo uses the following third-party sub-processors:

ENTITY NAMEPURPOSELOCATION(S) OF PROCESSINGDATA HOSTING LOCATION(S)
　
Ada Support, Inc.Customer Service AutomationUnited StatesUnited States
　
Amazon Web Services, Inc.Cloud Hosting ProviderUnited StatesUnited States
　
Chronosphere, Inc.Data AnalysisUnited StatesUnited States
Cloudflare, Inc.Web Application FirewallEuropean Economic Area
United States

Other Locations as required¹		European Economic Area
United States

Other Locations as required²
　
Concentrix Solutions CorporationCustomer SupportCosta Rica
Poland		United States
　
Dropbox, Inc.File Hosting for Professional Services and EnablementUnited StatesUnited States
　
Fivetran, Inc.Automated Data MovementUnited StatesUnited States
　
Functional Software, Inc. (Sentry.io)Error LoggingUnited StatesUnited States
Infobip, Inc.Communications ServicesBosnia and Herzegovina
Brazil 
Colombia 
Croatia 
India 
Indonesia 
Malaysia 
Mexico 
Philippines
Thailand
United Kingdom 
United States		United States 
Mailgun Technologies, Inc. (d/b/a Sinch Email) Email Review and Analysis United StatesUnited States
Meta, Inc.WhatsApp MessagingDenmark
Ireland
United States
Singapore
Sweden		Denmark
Ireland
United States
Singapore
Sweden
Sendgrid, Inc.Email DeliveryUnited StatesUnited States
　
Snowflake, Inc.Data AnalysisUnited StatesUnited States
　
Sparkpost, Inc.Email DeliveryIreland
United States

Other Locations as Required³		Ireland
United States
　
Splunk, Inc.Logging ToolUnited StatesUnited States
　
Statsig, Inc. Product Feature Management United StatesUnited States
Twilio, Inc.Communications ServicesUnited StatesUnited States
　
Zendesk, Inc.Customer SupportArgentina
Australia
Brazil
Canada
Japan
Mexico
Philippines
Singapore
United Kingdom
United States		United States

Other Locations as Required⁴

　　

　
Klaviyo uses the following Klaviyo Affiliates to assist in providing its services:

ENTITY NAMEPURPOSELOCATION(S) OF PROCESSINGDATA HOSTING LOCATION(S)
Klaviyo LtdServices and Support　United KingdomUnited States
Klaviyo Australia Pty Ltd　Services and SupportAustraliaUnited States
Klaviyo Ireland LimitedServices and SupportIrelandUnited States 
Klaviyo Singapore Pte. Ltd. Services and SupportSingaporeUnited States 

　

　

  1. https://www.cloudflare.com/privacypolicy/
  2. https://www.cloudflare.com/privacypolicy/
  3. https://messagebird.com/legal/archive
  4. https://support.zendesk.com/hc/en-us/articles/4408825765530-Data-Hosting-Locations-for-Your-Zendesk-Service-Data