Listed AgenciesEmail marketing agenciesA–Z

Email marketing agencies

60agencies listed

Summary

Email marketing agencies listed here name email on their own website. Many also name Klaviyo, which has its own page. 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.

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Showing 60 of 60 agencies

624 AgencyDesigner retail and ecommerce brands buying organic marketing across email, SMS, organic social, loyalty, and content.PlaceNot statedSpecialtiesorganic social · email · SMS · loyalty · content · InfluencerChecked26 Sep 2026Unclaimed
85SIXTYEcommerce, travel, and hospitality brands buying full-funnel media planning/buying, creators, and CRM.PlaceNot statedSpecialtiespaid media · media buying · programmatic · retail media · creative strategy · Influencer · CRO · email · SMSChecked26 Sep 2026Unclaimed
AndzenEcommerce brands buying customer-journey CRM across email, SMS, and Messenger retention.PlaceNot statedSpecialtiesKlaviyo · CRM · SMS · email · ShopifyChecked26 Sep 2026Unclaimed
AURORAShopify and DTC brands buying Klaviyo email and SMS lifecycle programs engineered for retention revenue.PlaceNot statedSpecialtiesKlaviyo · Omnisend · email · SMS · lifecycleChecked26 Sep 2026Unclaimed
BMO MediaDTC and ecommerce brands buying coordinated lifecycle retention across email, SMS, loyalty, push, and subscriptions.PlaceNot statedSpecialtiesKlaviyo · Attentive · email · SMS · loyalty · subscriptions · push · retentionChecked26 Sep 2026Unclaimed
CartStringsEstablished ecommerce brands buying end-to-end email and SMS retention as an outsourced retention team.PlaceNot statedSpecialtiesKlaviyo · email · SMS · lifecycle · retentionChecked26 Sep 2026Unclaimed
Class A MediaEcommerce brands buying email and SMS retention flow systems (project-based, no ongoing retainers per site).PlaceNot statedSpecialtiesKlaviyo · email · SMS · retention · lifecycleChecked26 Sep 2026Unclaimed
CodeCrewBrands buying full-service email and SMS marketing strategy, design, automation, and deliverability.PlaceConcord, CASpecialtiesKlaviyo · email · SMS · Braze · HubSpotChecked26 Sep 2026Unclaimed
Common Thread CollectiveEcommerce brands buying a profit-focused growth operating system spanning media execution, creative strategy, and forecasting.PlaceCosta Mesa, CASpecialtiesGoogle Ads · creative strategy · email · SMS · ecommerce growthChecked26 Sep 2026Unclaimed
DIDO AgencyEcommerce brands buying email, SMS, and RCS marketing as primary retention/acquisition channels.PlaceNot statedSpecialtiesKlaviyo · email · SMS · RCSChecked26 Sep 2026Unclaimed
DigitsUpDTC and subscription brands buying evidence-led email, SMS, loyalty, and lifecycle retention systems.PlaceNot statedSpecialtiesKlaviyo · Shopify · email · SMS · loyalty · lifecycleChecked26 Sep 2026Unclaimed
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 · retentionChecked26 Sep 2026Unclaimed
Email KongHigh-growth DTC brands buying email, SMS, WhatsApp, and CRM journey programs on Klaviyo.PlaceNot statedSpecialtiesKlaviyo · email · SMS · WhatsApp · CRMChecked26 Sep 2026Unclaimed
Email OptimizeEcommerce DTC brands buying engineered Klaviyo email programs focused on revenue mechanics.PlaceNot statedSpecialtiesKlaviyo · email · retentionChecked26 Sep 2026Unclaimed
Essence of EmailEcommerce brands buying boutique email and SMS retention marketing led by a principal team.PlaceNot statedSpecialtiesKlaviyo · email · SMS · PostscriptChecked26 Sep 2026Unclaimed
Everything Bagel PartnersConsumer brands buying full-funnel growth across paid media, retention, organic/creator, creative, and web.PlaceNot statedSpecialtiesperformance marketing · paid media · Meta · TikTok · Google · Amazon · UGC · organic social · Influencer · email · SMSChecked26 Sep 2026Unclaimed
FluenceFlowDTC and Shopify ecommerce brands buying custom Klaviyo email and SMS retention systems (flows, campaigns, list growth).PlaceNot statedSpecialtiesKlaviyo · email · SMS · retention · ShopifyChecked26 Sep 2026Unclaimed
FlypostEcommerce and DTC brands buying campaign, automation, and creative email/SMS retention programs.PlaceNot statedSpecialtiesKlaviyo · email · SMS · lifecycle · ShopifyChecked26 Sep 2026Unclaimed
Fuel MadeEcommerce brands buying Shopify builds plus named Klaviyo email and SMS marketing programs.PlaceNot statedSpecialtiesKlaviyo · Shopify · email · SMS · CROChecked26 Sep 2026Unclaimed
Get BetterEcommerce brands buying Klaviyo CRM, email, and SMS growth and retention management.PlaceUnited KingdomSpecialtiesKlaviyo · CRM · email · SMSChecked26 Sep 2026Unclaimed
GOSH DigitalEcommerce brands buying Klaviyo email and SMS retention alongside SEO, paid media, and web design from one growth team.PlaceDubai, UAESpecialtiesKlaviyo · email · SMSChecked26 Sep 2026Unclaimed
Hustler MarketingEcommerce brands buying managed email and SMS retention marketing (also offers UGC ads).PlaceNot statedSpecialtiesemail · SMS · retention · KlaviyoChecked26 Sep 2026Unclaimed
Igloo MediaDTC brands ($1M–$100M+) buying senior-led paid, creative, and measurement stacks across Meta, Google, TikTok, and Amazon.PlaceNot statedSpecialtiespaid media · Meta Ads · Google Ads · TikTok Ads · Amazon Ads · YouTube Ads · programmatic · UGC · SEO · email · SMSChecked26 Sep 2026Unclaimed
InboxArmyBrands and businesses buying full-service email and SMS marketing across many ESPs including Klaviyo.PlaceNot statedSpecialtiesKlaviyo · email · SMS · lifecycleChecked26 Sep 2026Unclaimed
Jetfuel AgencyBrands buying performance campaigns across Meta, Google, TikTok, and Snapchat plus email and creative design.PlaceNot statedSpecialtiesMeta · Google · TikTok · Snapchat · email marketing · creative designChecked26 Sep 2026Unclaimed
KleverEcommerce and DTC brands buying email and SMS retention programs built in Klaviyo.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retentionChecked26 Sep 2026Unclaimed
Lilo SocialDTC and subscription brands buying full-funnel growth with a named email/SMS retention practice.PlaceBrooklyn, New YorkSpecialtiesKlaviyo · email · SMS · retention · lifecycleChecked26 Sep 2026Unclaimed
Luck & Co7–9 figure ecommerce brands buying email and SMS retention and lifecycle marketing only.PlaceNot statedSpecialtiesemail · SMS · retention · lifecycle · KlaviyoChecked26 Sep 2026Unclaimed
Magnet MonsterFast-growth DTC brands buying flat-fee email, SMS, WhatsApp, and direct-mail retention.PlaceUnited Kingdom; SingaporeSpecialtiesKlaviyo · email · SMS · WhatsApp · direct mail · retentionChecked26 Sep 2026Unclaimed
Melusine StudioPremium D2C ecommerce brands buying Klaviyo email, SMS, and connected retention/CRM programs.PlaceUKSpecialtiesKlaviyo · email · SMS · retention · CRMChecked26 Sep 2026Unclaimed
MKTG Emails7–9 figure ecommerce and DTC brands buying email, SMS, and lifecycle retention marketing only.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retention · lifecycleChecked26 Sep 2026Unclaimed
No Limit EmailDTC brands buying full-service email and SMS to convert and retain customers for higher LTV.PlaceNot statedSpecialtiesKlaviyo · email · SMS · CRM · retentionChecked26 Sep 2026Unclaimed
Nudge StudioDTC ecommerce brands buying email, SMS, and referral retention programs with Klaviyo execution.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retentionChecked26 Sep 2026Unclaimed
PerennialDTC and ecommerce brands handing off full-service email and SMS lifecycle/retention programs.PlaceNot statedSpecialtiesKlaviyo · email · SMS · lifecycle · retentionChecked26 Sep 2026Unclaimed
Pilothouse DigitalDTC and ecommerce brands buying multi-channel growth across Meta, Google, Amazon, email, and CRO.PlaceNot statedSpecialtiesMeta Ads · Google Ads · Amazon Ads · TikTok Ads · YouTube Ads · Email · CRO · performance marketingChecked26 Sep 2026Unclaimed
Postman AgencyEcommerce brands buying retention marketing via email, SMS, WhatsApp, and loyalty programs.PlaceNot statedSpecialtiesKlaviyo · email · SMS · WhatsApp · loyalty · retentionChecked26 Sep 2026Unclaimed
Power DigitalBrands buying AI-native growth marketing across paid social, TikTok, SEO, CRO, creative strategy, and email/SMS.PlaceNot statedSpecialtiesCRO · SEO · TikTok · Paid Social · Creative Services · Email & SMS · Influencer · Content MarketingChecked26 Sep 2026Unclaimed
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 · retentionChecked26 Sep 2026Unclaimed
RetainIQD2C brands buying full-service lifecycle email and retention systems (flows, campaigns, deliverability).PlaceNot statedSpecialtiesKlaviyo · Omnisend · email · retention · lifecycleChecked26 Sep 2026Unclaimed
Retention CommerceShopify merchants buying done-for-you Klaviyo email lifecycle automation and campaign management.PlaceLos Angeles, CASpecialtiesKlaviyo · Shopify · email · lifecycleChecked26 Sep 2026Unclaimed
Retention HarborDTC ecommerce brands buying Klaviyo email and SMS retention rebuilds via their Revenue Anchor program.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retentionChecked26 Sep 2026Unclaimed
Retention LabsEcommerce and DTC brands buying email, SMS, Messenger, and automation retention programs.PlaceNot statedSpecialtiesKlaviyo · email · SMS · Messenger · automation · retentionChecked26 Sep 2026Unclaimed
Retentive Co.DTC brands buying Klaviyo email and SMS retention only (no paid ads).PlaceNot statedSpecialtiesKlaviyo · email · SMS · retention · lifecycleChecked26 Sep 2026Unclaimed
Sent AgencyGrowth-focused beauty, wellness, and apparel brands buying full-service email, SMS, loyalty, and subscription retention.PlaceNot statedSpecialtiesemail · SMS · loyalty · subscriptions · retentionChecked26 Sep 2026Unclaimed
Signify StudioDTC ecommerce brands buying Klaviyo-certified email, SMS, and lifecycle retention management.PlaceNot statedSpecialtiesKlaviyo · Shopify · email · SMS · lifecycle · retentionChecked26 Sep 2026Unclaimed
Sticky DigitalDTC brands buying full-service email and SMS retention marketing and customer-retention strategy.PlaceNot statedSpecialtiesemail · SMS · retention · ShopifyChecked26 Sep 2026Unclaimed
Stimulate AgencyDTC ecommerce brands buying full-service email, SMS, and retention marketing with Klaviyo management.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retention · lifecycleChecked26 Sep 2026Unclaimed
Strategy Maven AgencyDTC brands buying ROI-focused email and SMS marketing ecosystems.PlaceNew Orleans; Los AngelesSpecialtiesKlaviyo · email · SMSChecked26 Sep 2026Unclaimed
Sweat Pants AgencyDTC and subscription brands ($3M–$100M+) buying email and SMS retention plus paid acquisition.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retentionChecked26 Sep 2026Unclaimed
TentionFast-growth DTC brands buying done-for-you Klaviyo flows, campaigns, and retention email programs.PlaceNot statedSpecialtiesKlaviyo · email · retentionChecked26 Sep 2026Unclaimed
THE CRM AgencyOrganizations buying eCRM strategy, customer-journey planning, creative, and email campaign implementation.PlaceNot statedSpecialtiesCRM · email · eCRMChecked26 Sep 2026Unclaimed
The Email ExperienceEcommerce brands buying email and SMS program builds, campaign support, mentorship, and managed retention work.PlaceNot statedSpecialtiesemail · SMS · CRM · retentionChecked26 Sep 2026Unclaimed
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 · retentionChecked26 Sep 2026Unclaimed
ThreadpointEcommerce brands buying email, SMS, push, and Klaviyo lifecycle programs aimed at contribution margin.PlaceNot statedSpecialtiesKlaviyo · email · SMS · lifecycle · pushChecked26 Sep 2026Unclaimed
TinuitiBrands buying full-funnel media across Amazon/commerce media, Meta, TikTok, paid search, AI SEO, creative, and CRO.PlaceNot statedSpecialtiesAmazon · Meta · TikTok · Paid Search · AI SEO · Creative · CRO · Email & SMS · InfluencerChecked26 Sep 2026Unclaimed
Top Growth MarketingDTC and Shopify ecommerce brands buying email and SMS retention alongside paid acquisition.PlaceNot statedSpecialtiesKlaviyo · email · SMS · ShopifyChecked26 Sep 2026Unclaimed
Underground EcomFast-growth DTC brands buying CRM, email, SMS, and WhatsApp customer-retention programs.PlaceNot statedSpecialtiesKlaviyo · CRM · email · SMS · WhatsApp · retentionChecked26 Sep 2026Unclaimed
WavebreakHigh-growth DTC and enterprise consumer brands buying email and SMS CRM/lifecycle marketing exclusively.PlaceNot statedSpecialtiesemail · SMS · CRM · lifecycleChecked26 Sep 2026Unclaimed
Zettler DigitalEcommerce brands buying Klaviyo email/SMS retention, paid media, and Shopify storefronts; named Retention discipline.PlaceNot statedSpecialtiesKlaviyo · email · SMS · retention · ShopifyChecked26 Sep 2026Unclaimed
ZorontoAmbitious DTC brands buying boutique founder-led email and SMS retention and lifecycle programs.PlaceNot statedSpecialtiesemail · SMS · retention · lifecycleChecked26 Sep 2026Unclaimed