Listed AgenciesRetention agenciesA–Z
Retention agencies
36agencies listed
Summary
Retention agencies listed here name retention on their own website. Listings are in alphabetical order. Unclaimed listings show six facts from each agency's public site, and claiming a listing does not change its position.
Sorted A–Z by name. Claimed listings stay in alphabetical order.
Retention36
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Showing 36 of 36 agencies
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- BMO MediaDTC and ecommerce brands buying coordinated lifecycle retention across email, SMS, loyalty, push, and subscriptions.PlaceNot statedSpecialtiesKlaviyo · Attentive · email · SMS · loyalty · subscriptions · push · retentionCheckedUnclaimed
- CartStringsEstablished ecommerce brands buying end-to-end email and SMS retention as an outsourced retention team.PlaceNot statedSpecialtiesKlaviyo · email · SMS · lifecycle · retentionCheckedUnclaimed
- Class A MediaEcommerce brands buying email and SMS retention flow systems (project-based, no ongoing retainers per site).PlaceNot statedSpecialtiesKlaviyo · email · SMS · retention · lifecycleCheckedUnclaimed
- ECD Digital StrategyDTC ecommerce brands buying email/SMS retention plus paid media and conversion optimization; named as a Klaviyo Master Elite partner.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retentionCheckedUnclaimed
- Email OptimizeEcommerce DTC brands buying engineered Klaviyo email programs focused on revenue mechanics.PlaceNot statedSpecialtiesKlaviyo · email · retentionCheckedUnclaimed
- FlowiumEcommerce brands buying email, SMS, and lifecycle retention marketing systems.PlaceNot statedSpecialtiesKlaviyo · lifecycle · SMS · retentionCheckedUnclaimed
- FluenceFlowDTC and Shopify ecommerce brands buying custom Klaviyo email and SMS retention systems (flows, campaigns, list growth).PlaceNot statedSpecialtiesKlaviyo · email · SMS · retention · ShopifyCheckedUnclaimed
- Hustler MarketingEcommerce brands buying managed email and SMS retention marketing (also offers UGC ads).PlaceNot statedSpecialtiesemail · SMS · retention · KlaviyoCheckedUnclaimed
- KleverEcommerce and DTC brands buying email and SMS retention programs built in Klaviyo.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retentionCheckedUnclaimed
- Lilo SocialDTC and subscription brands buying full-funnel growth with a named email/SMS retention practice.PlaceBrooklyn, New YorkSpecialtiesKlaviyo · email · SMS · retention · lifecycleCheckedUnclaimed
- Luck & Co7–9 figure ecommerce brands buying email and SMS retention and lifecycle marketing only.PlaceNot statedSpecialtiesemail · SMS · retention · lifecycle · KlaviyoCheckedUnclaimed
- Magnet MonsterFast-growth DTC brands buying flat-fee email, SMS, WhatsApp, and direct-mail retention.PlaceUnited Kingdom; SingaporeSpecialtiesKlaviyo · email · SMS · WhatsApp · direct mail · retentionCheckedUnclaimed
- Melusine StudioPremium D2C ecommerce brands buying Klaviyo email, SMS, and connected retention/CRM programs.PlaceUKSpecialtiesKlaviyo · email · SMS · retention · CRMCheckedUnclaimed
- MKTG Emails7–9 figure ecommerce and DTC brands buying email, SMS, and lifecycle retention marketing only.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retention · lifecycleCheckedUnclaimed
- No Limit EmailDTC brands buying full-service email and SMS to convert and retain customers for higher LTV.PlaceNot statedSpecialtiesKlaviyo · email · SMS · CRM · retentionCheckedUnclaimed
- Nudge StudioDTC ecommerce brands buying email, SMS, and referral retention programs with Klaviyo execution.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retentionCheckedUnclaimed
- OptimiteEcommerce brands ($1M–$30M) buying connected email, SMS, lifecycle, loyalty, and subscription retention.PlaceNot statedSpecialtiesKlaviyo · lifecycle · SMS · loyalty · subscription retention · Postscript · AttentiveCheckedUnclaimed
- PerennialDTC and ecommerce brands handing off full-service email and SMS lifecycle/retention programs.PlaceNot statedSpecialtiesKlaviyo · email · SMS · lifecycle · retentionCheckedUnclaimed
- Postman AgencyEcommerce brands buying retention marketing via email, SMS, WhatsApp, and loyalty programs.PlaceNot statedSpecialtiesKlaviyo · email · SMS · WhatsApp · loyalty · retentionCheckedUnclaimed
- RELAIN7–9 figure DTC brands buying founder-led, Klaviyo-first retention across email, SMS, WhatsApp, and direct mail.PlaceNot statedSpecialtiesKlaviyo · email · SMS · WhatsApp · direct mail · CRM · retentionCheckedUnclaimed
- RetainIQD2C brands buying full-service lifecycle email and retention systems (flows, campaigns, deliverability).PlaceNot statedSpecialtiesKlaviyo · Omnisend · email · retention · lifecycleCheckedUnclaimed
- Retention HarborDTC ecommerce brands buying Klaviyo email and SMS retention rebuilds via their Revenue Anchor program.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retentionCheckedUnclaimed
- Retention LabsEcommerce and DTC brands buying email, SMS, Messenger, and automation retention programs.PlaceNot statedSpecialtiesKlaviyo · email · SMS · Messenger · automation · retentionCheckedUnclaimed
- Retentive Co.DTC brands buying Klaviyo email and SMS retention only (no paid ads).PlaceNot statedSpecialtiesKlaviyo · email · SMS · retention · lifecycleCheckedUnclaimed
- Sent AgencyGrowth-focused beauty, wellness, and apparel brands buying full-service email, SMS, loyalty, and subscription retention.PlaceNot statedSpecialtiesemail · SMS · loyalty · subscriptions · retentionCheckedUnclaimed
- Signify StudioDTC ecommerce brands buying Klaviyo-certified email, SMS, and lifecycle retention management.PlaceNot statedSpecialtiesKlaviyo · Shopify · email · SMS · lifecycle · retentionCheckedUnclaimed
- Sticky DigitalDTC brands buying full-service email and SMS retention marketing and customer-retention strategy.PlaceNot statedSpecialtiesemail · SMS · retention · ShopifyCheckedUnclaimed
- Stimulate AgencyDTC ecommerce brands buying full-service email, SMS, and retention marketing with Klaviyo management.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retention · lifecycleCheckedUnclaimed
- Sweat Pants AgencyDTC and subscription brands ($3M–$100M+) buying email and SMS retention plus paid acquisition.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retentionCheckedUnclaimed
- TentionFast-growth DTC brands buying done-for-you Klaviyo flows, campaigns, and retention email programs.PlaceNot statedSpecialtiesKlaviyo · email · retentionCheckedUnclaimed
- The Email ExperienceEcommerce brands buying email and SMS program builds, campaign support, mentorship, and managed retention work.PlaceNot statedSpecialtiesemail · SMS · CRM · retentionCheckedUnclaimed
- The Email Marketers8- and 9-figure ecommerce brands buying retention across email, SMS, direct mail, subscriptions, and loyalty.PlaceNot statedSpecialtiesemail · SMS · direct mail · subscriptions · loyalty · retentionCheckedUnclaimed
- Underground EcomFast-growth DTC brands buying CRM, email, SMS, and WhatsApp customer-retention programs.PlaceNot statedSpecialtiesKlaviyo · CRM · email · SMS · WhatsApp · retentionCheckedUnclaimed
- YOCTODTC and subscription ecommerce brands buying Klaviyo email, SMS, and lifecycle retention programs.PlaceNot statedSpecialtiesKlaviyo · lifecycle · SMS · subscription retentionCheckedUnclaimed
- Zettler DigitalEcommerce brands buying Klaviyo email/SMS retention, paid media, and Shopify storefronts; named Retention discipline.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retention · ShopifyCheckedUnclaimed
- ZorontoAmbitious DTC brands buying boutique founder-led email and SMS retention and lifecycle programs.PlaceNot statedSpecialtiesemail · SMS · retention · lifecycleCheckedUnclaimed