Klaviyo Agency Partner Directory

s360 is an award-winning performance marketing agency housing +200 digital specialists in multiple offices around Scandinavia. Led by technology and driven by data, we help advertisers make significant and measurable improvements in their digital marketing. We’re privileged to work with innovative companies and proud that our results get international recognition: - European Search Awards: 2 x Winner - SEMrush Nordic Search Awards: 3 x Winner - European Content Awards: Winner - The Drum Search Awards: Winner - UK Search Awards: Winner Read more about our work, services, and people on s360digital.com.

EmailClub is the go-to agency for 7 and 8 figures ecommerce websites looking to leverage the power of Klaviyo. If your sales exceeds $100k/month, contact us to apply for an EmailClub Membership. Our team of 75 email-focused talents will be more than happy help you optimize your email marketing strategy in English, French, and Spanish.

Arctic Leaf is a Baymard certified UX/UI design and implementation agency who takes the time to understand your brand voice and vision to deliver effective e-commerce experiences. Our suite of custom design and development services and integrations allow for bespoke web and mobile solutions that are thoughtfully created to meet the unique needs of every client. With robust expertise in UX/UI design, conversion rate optimization (CRO), software development, and growth marketing, our team has established Arctic Leaf as an innovative leader in the e-commerce and mobile development markets.

Ackermann is the leading Danish e-mail marketing agency. With headquarters in Copenhagen, Denmark, Ackermann works with companies of all sizes both nationally and internationally. We work with a wide range of companies, from small startups looking to scale through targeted e-mail marketing, to large international corporations wanting to harness the power of e-mail and marketing automation. Ackermann’s laser-focus on e-mail marketing allows us to provide an outstanding variety of services that cover all areas of e-mail marketing: • Setting up automated e-mail flows • Setting up targeted e-mail campaigns • Crafting compelling copy • Crafting creative e-mail design • Increasing revenue by crafting conversion-driven content • High focus on optimization and split-testing of e-mail flows • Ongoing support and reporting

At Get Better, we’re all about making CRM and retention work harder for your brand. We help businesses turn customer data into meaningful connections and drive revenue, by combining best-in-class CRM strategy with creative, personalised, segmented and targeted campaigns and flows. As Klaviyo partners, we’re at the forefront of their evolution into the first true B2C CRM, helping brands not only with email marketing, but with the full customer experience and the wider retention piece. From migrations to audits to ongoing management, we pride ourselves on being the team that spots the gaps, fixes the leaks, and builds a setup that’s made to help brands take their CRM to the next level by driving connections with your customers. Our services include: • Klaviyo Multi-channel Setup & Management: Crafting templates for future campaigns and assisting with seamless Klaviyo B2C CRM integration into your marketing strategies across the different communication channels. • Klaviyo Management: Managing your Klaviyo account, creating engaging email campaigns, strategising for revenue generation, and providing monthly performance reports. • Klaviyo Flow Optimisation: Redesigning and optimising your flows to maximise revenue, generating performance reports, and integrating with loyalty platforms. • Klaviyo Integrations: Our team excels at seamless Klaviyo integrations, your eCommerce platform, CRM, and other tools work in harmony to unlock the full potential of your marketing strategy. Why Brands Choose Get Better? • Data-Driven Results: We continuously monitor key metrics to refine and optimise your campaigns for maximum ROI. • Custom Solutions: Your brand is unique, and so are our strategies. We tailor every solution to your goals and audience. • Creative That Converts: With a sharp eye for design and storytelling, we craft campaigns that engage and convert. • Holistic Approach: Our email marketing and retention strategies are built to complement your overall business goals, not compete with them. • Innovation-Driven: Harnessing the ever-evolving B2C CRM tools that Klaviyo offers to deliver innovative opportunities for your business. Your Growth, Our Commitment We’re not here to just “manage your account.” We’re here to help you build a powerful CRM-driven growth engine. Whether it’s boosting CLV, improving retention, or making every touchpoint count, our mission is simple: good work, for good people, by good people. Let’s Get Better together.

Flowium is a full-service Email & Lifecycle Marketing Agency and Klaviyo Elite Partner. We help ecommerce brands grow through performance-driven retention marketing. Email sits at the center of everything we do as it delivers the strongest ROI of any retention channel. It’s the fastest, most cost-efficient way to increase repeat purchases and customer lifetime value. Based on your needs, we also activate additional lifecycle channels—SMS, WhatsApp, RCS, Instagram DM automation, push notifications, and direct mail—to reach customers across all key touchpoints and boost conversion. Together, these channels create a stronger retention system that turns more customers into repeat buyers. Our core email service includes: • Klaviyo account setup and optimization • Full email strategy (abandoned cart, browse recovery, welcome series, and more) • Campaign content calendar and planning • On-brand copywriting that connects with your customers • Mobile- and dark-mode-optimized email design • Technical setup and ongoing maintenance • Continuous testing and optimization Every Flowium team member is an expert in their field, whether that’s copywriting, design, brand strategy, or the Klaviyo software, working together to bring you top-tier results. 🤝 Trusted by 1000+ brands 💎 30%+ Average Email Marketing Revenue 🔥 $352M Email Revenue For lifecycle marketing that drives real, predictable growth, get in touch with our team. ⭐ Discover our top client success stories. Check them out here: https://flowium.com/new-case-studies/

DRINKS Amplify, powered by DRINKS, helps Shopify alcohol merchants scale and succeed with expert lifecycle marketing and eCommerce solutions. As the premier partner for alcohol brands and retailers, we combine deep industry expertise with advanced Shopify integrations to enable merchants to acquire, engage, and retain customers effectively. We drive customer retention with data-driven lifecycle marketing services, including email, SMS, and push notifications. Through personalized campaigns and AI-powered automation, we maximize engagement, repeat purchases, and lifetime value. Beyond lifecycle marketing, our team provides end-to-end web development and design services, creating visually stunning Shopify stores tailored to the unique needs of alcohol merchants. From custom themes to optimized checkout flows, we ensure online stores deliver exceptional user experiences that drive conversions while meeting complex alcohol sales regulations. Our custom Shopify themes are designed to be both impressive and compliant with industry-specific requirements. With DRINKS Amplify, alcohol merchants gain the tools, expertise, and support needed to thrive in the competitive eCommerce landscape, transforming their digital presence into a powerful growth engine.

We're UN/COMMON, and we bring an unconventional approach to strategy, UX, creative, and retention email & sms marketing –with profit-first results. Because you want an agency that gets more out of your marketing dollars and actually makes you profit. So avoid the old churn-and-burn agency model, partner with the uncommon agency, and unleash sustainable, profitable growth. You can read more about our Lifecycle Retention Marketing Mgmt Services here: https://uncommonagency.co/pages/consumer-retention You can also check out our client portfolio here: https://uncommonagency.co/pages/our-work ------------ Lifecycle Retention Marketing Services Overview: Full Scale Lifecycle Retention Email & SMS Marketing Mgmt: • Content Calendar Strategy & Development • Flow Strategy & Optimization • List Segmentation & Management • Ongoing Content Calendar Strategy & Development • Campaign & Flow Creative Concepting, Design & Copywriting • Campaign & Flow Execution, Build & QA • SMS Strategy, Management & Execution • Monthly and Quarterly Insights & Analytic • Custom Packages available upon request Strategic Consulting & Program Roadmapping • List Segmentation • A/B Testing Recommendation • Flow Strategy & Optimization • Optimization of Campaign Layouts for Conversion • Ongoing Content Calendar Strategy & Development • SMS Strategy & Development • Campaign Build & Execution • Monthly and Quarterly Insights & Analytics • Custom Packages available upon request We don't limit lifecycle marketing to just email and SMS. We utilize various channels to connect with customers at their preferred touch points, creating a comprehensive strategy for boosting customer lifetime value. Lifecycle Retention Marketing Methodology & Levers: Email & SMS Marketing Email & SMS marketing are gold mines for unleashing sustainable growth. It’s our specialty and what drives a 3x increase in repeat purchases for our clients. Loyalty & Member Programs We specialize in forging lasting connections between brands and their customers, with tailored loyalty programs and referral initiatives to boost engagement and enhance lifetime value. Dedicated Technical Support You get a direct line to our in-house deliverability, compliance, and acquisition experts. Whatever the issue — or random question about an upcoming campaign — we’re here to solve your problems. Subscription Management Your subscribers deserve the VIP treatment — they’re your most loyal customers! And we make sure they know it with tailored campaigns and exclusive offers that reward their loyalty.

We are the Growth Gurus, your strategic partners in sustainable growth, specializing in Customer Value Optimization to drive impactful results. Our expertise lies in leveraging marketing automation technology to empower brands across various industries with deep expertise especially in Liquor, Beauty, and Health and Wellness categories, fostering deeper and more effective connections with customers to fuel business expansion. By harnessing data-driven insights, we excel in creating highly personalized experiences that significantly enhance customer engagement and loyalty. Based in Australia with a global reach, we serve clients locally and internationally, offering comprehensive support regardless of geographical location. We are proud Klaviyo Master Elite partners in the APAC region, and we've won a few industry awards along the way, most recently being awarded the Best Design Agency in APAC Award for 2023, Top 50 Most Rewarding Emerging Companies to Work for in Australia for 2023, and Best Email Personalization for 2024. Our team comprises certified professionals dedicated to driving tangible business growth, with every decision grounded in proven results. We've curated a selection of our work, including videos and case studies, to showcase our capabilities. If our approach resonates with your goals, we invite you to reach out and schedule a discovery call. We look forward to the opportunity to collaborate and propel your brand's success journey forward.

Zettler Digital is a digital marketing agency for Klaviyo retention, paid media and Shopify development. We help brands convert better, keep more customers and spend smarter.

eHouse is a unique Shopify Platinum Service Partner in that we are a combination of two of the original Shopify Plus Agency Partners, along with a leading Shopify Plus Integration Partner, which means we have our own managed iPaaS that allows for endless customizable and scalable backend integrations. We also have an in-house team of Klaviyo Elite Master marketers (top 1%). No other agency can say that. To complement the Klaviyo technology stack, we also hold top partner certifications with Shopify, Rebuy, Gorgias, and Recharge.

Underground Ecom is the Leading eCommerce Retention and Email marketing agency for the US & UK and Klaviyo Partner Of The Year 2025 along with having the highest ranking of Klaviyo Master Elite. Having worked with global leaders from AG1, Virgin, Britvic, Huda Beauty, Surreal, Spacegoods, Osprey, Oh Polly, Chilly's, Wild and other 8, 9 and 10 figure ecommerce brands, we know what it takes to be ahead of the pack. We specialize in end-to-end management of your Klaviyo account including: • Strategy • Content creation • Split testing & optimization • Technical support • Reporting Our team becomes the CRM arm of your business and integrates deeply with your existing team so you get the benefit of an “in-house experience” with the expertise that comes with working with a specialized agency. If you are looking for an experienced highly specialized team to support your brand in growing email engagement and revenue then book a free audit with our team below to find out where your Klaviyo account can be optimized to increase performance. Schedule a call with our team today using the link below! https://www.undergroundecom.com/thank-you-confirmation/

Next level CRM & email marketing With smart automations and highly relevant campaigns, we turn email into a true growth channel. From powerful flows to always-on revenue, we help you get more out of your customer base through clever personalization and data-driven choices. Everything with one goal: maximum impact. Active across Europe We work with brands in multiple markets, always with a local approach: -The Netherlands – https://www.mailmeisters.nl/ -Germany – https://www.mailmeisters.nl/de/ -Spain – https://www.mailmeisters.nl/es/ -United Kingdom – https://www.mailmeisters.nl/en/ -Belgium – https://www.mailmeisters.nl/ Marketing automation Personal, relevant and perfectly timed. We map out the complete customer journey and build targeted automations that drive engagement and revenue at every step. Technical integrations No integration is too complex. We make sure your Email Service Provider or Customer Data Platform connects seamlessly with platforms like Magento, Shopify, WooCommerce, custom-built systems and everything in between. Klaviyo & Shopify Markets migrations Expanding internationally or moving to Shopify Markets? We’re experts in migrating complex Klaviyo setups across markets. From data structure and segmentation to flows, consent and deliverability, we make sure your Klaviyo account is fully future-proof and ready to scale, without losing performance or revenue along the way. Email marketing strategy What do you really want to achieve with email marketing? We challenge your goals, define a clear strategy and help you unlock the full potential of your database. Campaign management The backbone of your email marketing. From strong campaigns to smart follow-ups, we make sure everything fits into a well-thought-out approach that goes beyond email. CRM & database management We turn data into insight. Who are your most valuable customers? Where are growth opportunities? Using RFM segmentation and a clear customer pyramid, we create visibility and activate your database with the right automations.

➽Are you tired of conventional methods that fail to captivate your audience? Ready to discover the secret to truly compelling communication that converts and brings customers back? Look no further! Growth comes down to understanding both the numbers and your audience better and making improvements that ignite your growth. At Polaris we help our partners which are serious about improving their Customer Lifetime Value and growing their business with our services. We're specialized in Klaviyo (and everything that integrates with it), Marketing Automation/Email, Conversion Rate optimization (CRO) and Customer Value optimization (CVO) Not sure what CVO means? Check out these 2 Klaviyo community article by our CEO and Klaviyo Community Champion, Omar Lovert: 1. What is CVO -- https://community.klaviyo.com/show-tell-27/what-is-customer-value-optimization-cvo-6972 2. How to optimize CVO in your Klaviyo Account -- https://community.klaviyo.com/show-tell-27/how-to-optimize-customer-value-in-your-klaviyo-account-cvo-pt-2-7117 At Polaris Growth we understand growth using your owned media channels. That's why we only do Klaviyo, CRO and CVO! Knowing which lever to turn and when and executing on these are how we've helped a lot of ecommerce merchants find their path to growth. The Polaris – North Star – has been used for centuries to navigate the open seas. With a clear dot on the horizon, it ensures that your ship does not strand and that you continue sailing the right course. Every entrepreneur has that dot on the horizon. By keeping focus on your Polaris, we realize systematic growth for your business through Conversion Optimization and Marketing Automation.

EMAIL STRATEGY BEYOND REVENUE Tired of sending endless promos? You need a new email strategy. Most email marketing today is stuck in a cycle of discounting to front-load revenue. We help brands move past short-term gains with strategies designed for long-term profitability. With experience working with over 150+ DTC brands—including Carved, Duradry, Waterdrop, Bliss, CoverFX, Wild, and more—we know what it takes to scale sustainably in today’s competitive eCommerce landscape. Why Leading Brands Trust Magnet Monster “We saw too many email agencies stuck in the discount rut. So, we built a framework that not only drives revenue but also supports your entire business.” As Klaviyo Elite Master Partners, we’ve worked with some of the world’s most ambitious eCommerce brands. But we’re not just an agency. We’re your strategic partners in growth. Here’s what sets us apart: • eCommerce Expertise: Our team includes former store owners who know the challenges you face and how to overcome them. • Unit Economics Focus: Every strategy we create aligns with your unique business model to ensure profitability at scale. • Beyond Discounts: We go beyond sending promos by delivering value-led creative content and leveraging email as a growth engine for your business. Email That Works Harder Than Sales Your customers deserve more than endless campaigns pushing discount codes. We help you leverage email to: • Collect qualitative data for deeper customer insights. • Capture more UGC to enhance your omnichannel experience. • Nurture customers with content that adds value, not just discounts. • Build a zero-party data strategy to supercharge acquisition and retargeting. • Proactively support customers with thoughtful touchpoints that strengthen loyalty. Yes, we’ll increase your sales and profitability. But our true value lies in helping you build a resilient business, one that thrives without relying on unsustainable tactics. Boutique and Proud Scaling an eCommerce business is harder than ever. Rising CAC and natural churn make retention more critical than ever but also more complex. At Magnet Monster, we stay small by design. We don’t want to be the biggest agency. We want to be the best. If you’re ready to break free from the discount cycle and create a strategy that drives long-term profitability, we’d love to help.

Domaine is the world's largest independent Shopify design and development partner. We are a team of commerce experts dedicated to creating, building, and growing beloved and ambitious brands. As pioneers and not just participants in our industry, we are inspired to write, break, and re-write the rules for a new generation of commerce.

Chronos Agency is a Lifecycle Marketing Agency helping high-growth DTC brands scale profits with Email, SMS, and Push Marketing. With our cross-industry experience and data-driven marketing strategies, we help e-commerce businesses boost their total online revenue by 20% to 30%. We're a global team of 80 that acts as an extension of your business, offering end-to-end service including copywriting, graphic designs, strategy, and execution. SERVICES WE PROVIDE: • Email Marketing & Automation • SMS Marketing • App & Web Push Marketing & Automation • Social Media Management • Shopify Store Web Development • Performance Creatives 🔥 $181M+ Returns From Email 😎 300+ Wowed Clients 🚀 3500% Average Client ROI

IM Digital, a full service eCommerce agency, delivers on what your customers want - unique content and an innovative approach to meeting their needs - by giving them a holistic e-commerce solution fueled to transform the way they think, work and grow. Value | Business Consulting: We help our clients see beyond today’s challenges to the opportunities of tomorrow. We support them in creating value that defines businesses and changes industries while reducing technical debt. Formulate | Experience Consulting: We provide a vision for the future that is innovative and customer- focused. We help design an experience that builds loyalty with customers and gives clients the creativity to chart a roadmap for their future. Benefit | Technology Consulting: We have experience and perspective to know the difference between what’s on trend and what’s true. We provide the know-how to turn making into making dollars and sense. Contact us today: https://www.imdigital.com/contact

AMB Interactive specializes in digital marketing with a focus on email, creative design, and copywriting. We position our clients to stay ahead of the competition through growth and retention, providing knowledge of the latest digital trends and guidance from our experience operating e-commerce businesses.

2025 Klaviyo Partner of the Year Rising Star. Even if you're already using Klaviyo, chances are you're leaving money on the table every month. We're a Klaviyo Elite Partner that builds custom Retention Intelligence™ systems for established brands doing $5M+ in revenue, turning more one-time customers into repeat buyers so the money you spent acquiring them doesn't go to waste. Here's what makes us different: While other agencies use cookie-cutter templates, we'll run our proprietary Retention Diagnostic™ on your data and present your custom retention blueprint in under a week, completely free. Here's what you'll get: Your custom flows designed for your brand DNA and how YOUR customers actually buy, done for you. No guessing what to say, how to say it, or who to say it to or when. We'll review it with you, and when you decide for yourself that you want it, we'll install it in your Klaviyo account. Schedule a Call: https://www.a-game.digital/book-a-call Cheers, George Rodríguez Founder and Principal https://a-game.digital