| 3B Digital 3bweb.com | Marketing | Email marketing | USA |
| Affinity itsaffinity.com | Compliance Tech | Email marketing services | United States |
| Aha! aha.io | Product Management Software | Email marketing services | USA |
| Atlassian atlassian.com | Productivity, Software Development, DevOps | Communications technology provider for product notifications and video sharing over email | USA |
| Atlassian opsgenie.com | DevOps, IT Service Management | Communications technology provider for product notifications and video sharing over email | USA |
| Aureliuslab aureliuslab.com | Research and Insights | Email list management and email marketing | United States |
| Basecamp basecamp.com | Productivity | Email Marketing | USA |
| Betterworks betterworks.com | HR Tech | Cloud-based platform used to provide email notifications. | USA |
| Bird & Bird twobirds.com | Legal Tech | Email marketing service | United States |
| Blitzz blitzz.co | AI/Remote Support | Email marketing and campaign management for customer communications. | United States |
| Bold Commerce boldcommerce.com | E-commerce | Email marketing services | United States |
| BrowserStack browserstack.com | DevOps | Marketing Email Service | USA |
| Cirrusassessment cirrusassessment.com | EdTech | Facilitate Service Management - Mail Service and Product update information | US |
| ClaimSorted claimsorted.com | InsurTech | Email marketing | USA |
| Contractify contractify.io | Legal Tech | Email service provider | USA |
| Contractpedia: Contract Management Software contractpedia.com | Contract Management/Cloud Infrastructure | Email marketing and forms. | US |
| Convious convious.com | Visitor Experience Technology | Email marketing services | USA |
| Cubicast cubicast.com | Customer Support Tech | Email and Marketing Automation | USA |
| Cybersecurity360 cybersecurity360.it | Cybersecurity | Email marketing and communication services | United States |
| Daily.co daily.co | WebRTC, AI | Email | USA |
| Dataedo dataedo.com | Data Governance | Marketing automation | USA |
| DeveloperHub.io developerhub.io | Documentation Management | Marketing emails | USA |
| Digify digify.com | Cybersecurity | Email marketing services | United States of America |
| Dispel dispel.com | Cybersecurity | Marketing | United States |
| Dope dope.security | Cybersecurity | Email communication | Hosted Globally |
| elmah.io elmah.io | DevOps | Customers can opt in for our newsletter. When doing so, we share their name and email with Mailchimp in order to send and personalize the newsletter to each customer. | United States |
| Equinosis equinosis.com | HealthTech | Marketing automation platform | United States |
| Erply erply.com | Retail Tech | E-mail Service Provider | United States |
| Erply erply.fi | Retail Tech | E-mail Service Provider | United States |
| Expo expo.dev | DevOps | Customer interactions | USA |
| Fne fne.com | Cloud Infrastructure | E-mail Service Provider | United States |
| Forge Rewards joinforge.app | Food Tech | Manage email marketing campaigns | USA |
| FormAssembly formassembly.com | Data Collection, AI/ML | Email marketing and customer communication platform for sending product updates, newsletters, and transactional emails | USA |
| Genie AI genieai.co | Legal Tech | Email marketing and automation services | US and EU data centers |
| Governance360 governance360.com | Governance Technology | Marketing emails and customer communications | Not specified |
| Happeo happeo.com | Productivity | Email notifications | US |
| HMH hmhco.com | EdTech | Email Marketing | USA |
| Interact tryinteract.com | Marketing | Transactional Email | USA |
| Itportal itportal.com | IT Documentation/Management | Marketing email campaigns | United States |
| Konveio konveio.com | GovTech | Email newsletter service | United States |
| LiveKit livekit.io | AI/ML | Customer communications | United States |
| LiveKit livekit.com | AI/ML | Customer communications | United States |
| Loadsmart loadsmart.com | Logistics/Transportation Technology | Email platform | United States |
| Logtivity logtivity.io | Web Monitoring | Transactional email service. | USA |
| Matterport matterport.com | Real Estate Technology | Mail aggregation | USA |
| Memberspace memberspace.com | SaaS, Membership Management | Email | Not specified |
| Memora memoraprivacy.com | Productivity | A platform for creating and managing email campaigns, helping us stay connected with our customers | US |
| Metabase metabase.com | Analytics | Email communications. | United States |
| Moble moble.com | AI/ML, Web Development, SaaS | Email marketing and newsletter campaigns. | USA |
| MooCommerce moocommerce.no | E-commerce | Email Communications | Not specified |
| Names & Faces namesandfaces.com | HR Tech | Transactional email | USA |
| Navixy navixy.com | Telematics | Email marketing campaigns | United States |
| OpenSesame opensesame.com | EdTech | Outgoing Email | USA |
| Packagist packagist.com | — | Mailing Lists | USA |
| Pexip Service Help pexip.com | Video Conferencing | Service announcements | United States |
| Phantombuster phantombuster.com | Sales Automation | Mailing tool | United States |
| Planning Center planning.center | Church Management Software | Email Delivery | USA |
| Prepr prepr.io | CMS, Marketing Tech, SaaS | Management and delivery of newsletters | USA |
| Reflektive reflektive.com | HR Tech | Email Communications | USA |
| Revinate revinate.com | Hospitality Tech | Email marketing services | United States |
| Saasant saasant.com | Fintech | Marketing Email Platform | US |
| SentiOne sentione.com | — | Mailing list management and email marketing distribution. | USA |
| Sequence sequencecommerce.com | E-commerce Advertising | Email marketing campaigns | United States |
| SevenRooms sevenrooms.com | Hospitality Technology | Marketing automation emails | United States |
| Sign In App signinapp.com | Security Technology | Email marketing to existing clients and prospects | USA |
| SiteWit sitewit.com | Marketing | Email Marketing and Notifications | USA |
| Smilecloud smilecloud.com | HealthTech | Email marketing | USA |
| Snapforms snapforms.com.au | Productivity | Marketing, Automation, and Email | United States |
| Springworks springworks.in | HR Tech | External Communication | California, USA |
| Storyblok storyblok.com | Content Management, Headless CMS | Mail Provider | United States |
| Sweetspot sweetspot.so | GovTech | Email marketing and communications | United States |
| Symphony symphony.com | Fintech | Email and marketing tool | U.S. |
| Synerge synerge.co.uk | DevOps | Email marketing and communication | United States (with EU/UK Standard Contractual Clauses) |
| Talentera talentera.com | HR Tech | Email marketing tool | United States of America |
| Tassomai tassomai.com | EdTech | Outbound email and marketing campaign management | Global |
| Teachingstrategies teachingstrategies.com | EdTech | Email messaging for ReadyRosie. (SOC 2 Type 2 audited) | United States |
| Teamable teamable.com | HR Tech | Marketing | USA |
| Telerivet telerivet.com | — | Telerivet uses Mailchimp to send non-transactional emails to Telerivet users, such as newsletters, updates, or promotions related to the Telerivet service. | US |
| Time Doctor timedoctor.com | Productivity | Marketing | USA |
| Transformation Suite edubites.com | EdTech | Newsletters | USA |
| Userinterviews userinterviews.com | Research Technology | Sends transactional emails to Researchers | USA |
| Vera getvera.ai | Insurtech | Email marketing services | United States |
| Visualping visualping.io | Web Monitoring | Email marketing services | USA |
| Voximplant voximplant.com | Cloud Communications | Mailchimp processes data to provide an email service, automation and marketing platform and other related services. | — |
| Wavelo wavelo.com | Telecom, AI/ML | email marketing | USA |
| Web web.thareja.ai | Cloud Infrastructure | Email campaigns and transactional messaging | United States |
| WeTravel wetravel.com | — | Email communication with users. | USA |
| Whova whova.com | Event Management Software | Email communication system | USA |
| ZeroBounce zerobounce.net | Email Validation | Sending transactional emails | N/A |