Klaviyo Agency Partner Directory

The Working Party design and build best-in-class eCommerce websites on Shopify Plus for retailers with complex technical requirements, who value brand and seek rapid growth through innovation. Our clients are market leaders — pushing boundaries and capitalising on opportunity at home and abroad. Our brand-side experience and empathy for the retailer are unparalleled in the Shopify Plus agency space. We work with brands like yours to accelerate your online sales on Shopify Plus, the world’s best eCommerce platform — but we are not your standard eCommerce agency. After refining our process leading high visibility digital and design transformation projects to create websites millions use every day, we turned our focus to eCommerce - applying the same rigorous process and flawless execution. Our leadership and cross functional team have a wealth of in-house, retail expertise, after working brand side for leading Australian retailers. The culmination of this experience, consolidated in our projects for leading retailers JB Hi-Fi, KOOKAÏ, Assembly Label and Lovisa, speak to our ability to profoundly impact the brands we partner with.

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.

Lunar Solar Group is a digital growth consultancy focused on building and optimizing everything from e-commerce strategy, media buying, web development, and the reason you're here, CRM. We’ve been growing our brands' Klaviyo accounts for the last 4 years and thrive with DTC brands. We take an analytical approach to all our accounts. Here's how you can expect your account to be staffed: • Analyst: Responsible for builds, task management, call notes, reporting, trafficking creative, and writing briefs. • Manager: Your main POC. Responsible for strategy, automation & campaign cadence, QA, reporting insights, and will be running your weekly calls. • Associate Director: A final set of eyes on any intricate strategy or technical work. • CRM Creative Team: We have a dedicated team of creatives who are trained in optimized email design that handle all templates and designs that match your brand standards. 100+ Email Accounts Overseen | $70MM Generated from Email | 2000+ Unique Text Messages Sent

Code is one of the first and leading Shopify Plus agencies in Europe and one of the four Klaviyo Elite partners in EMEA. We help our clients to a high-end Shopify Plus webshop, but also to an impressive conversion rate. Our weapon of choice? Klaviyo. On average, e-commerce brands attribute around 20% of their revenue to email marketing. At Code, we have many clients performing way better than that, with up to 50% of their revenue coming from email marketing. • Klaviyo onboarding and training • Setup best practice flows • Audit and clean your email list • Craft engaging and conversion-driven email campaigns that increase revenue • Ongoing support and monthly strategy sessions • Constant optimization & split testing of email flows • Growing and segmenting your email list

Looking for an experienced strategic partner to help improve your customer journey, rev up your revenue and produce results? Andzen are certified leaders in CRM, Marketing Automation and Customer Journey Optimisation. Our team grow revenue by prioritising Conversion, Retention, and Customer Lifetime Value. How? By delivering integrated automations that talk to your buyers at the right time, in the right way on the right platforms. When templated automations fall short, choose Andzen for measurable returns. We’ve forged partnerships that help us create our custom projects for clients and integrate seamlessly with Klaviyo. In fact - we’re a long-standing global Klaviyo partner with a certified top-tier ‘Elite Master’ status. We specialise in the following: • Customer Journey Strategy & Consulting • MarTech Integration & Platform Migration • Email & SMS Marketing Automation Flows • Email & SMS Campaigns • Data Capture Strategy, Design and Build • Loyalty Program Strategy, Design, Implementation & Integration • Review Platform Implementation & Integration • Advanced Database Segmentation • CDP Migration and Setup But enough about us, you’re here for results and we are too. Check out our client testimonials and case studies to see how we’ve helped other brands achieve success. Transform your CRM marketing automations with Andzen, and stop leaving money on the table.

A digital growth agency that helps eCommerce businesses scale. Our team of entrepreneurs and creatives are passionate about growing brands and helping businesses scale. As eCommerce business owners ourselves, we understand the pain points and challenges that direct to consumer brands face because we have experienced the same struggles in our own ventures. Resources: 1. Free Consultation/Email + SMS Audit for qualified brands. 2. Complimentary Migration from any platform over to Klaviyo Standard Scope: 1. Retention Strategy, Creative Implementation, and Reporting 2. Emails Flows + Optimizations 3. SMS Flows + Optimizations 4. Monthly Email Campaigns 5. Monthly SMS Campaigns 6. Popup Builds + Optimizations

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.

Lilo Social is a full-funnel e-commerce agency out of Brooklyn, New York specializing in Email + SMS, Paid Social + Search, Creative, and Landing Pages. We help e-commerce brands scale by bringing data-driven decisions and creativity together for a full-funnel marketing approach. Our approach allows us to work alongside your brand team as your growth partner, with a true in-house feel. We have a track record of helping to engineer high-performing strategies to scale your brand, profitably.

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

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.

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

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 Virgin, Britvic, Huda Beauty, Surreal, Spacegoods, Osprey, Oh Polly, Chilly's 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/

Colorz is a French digital agency focused on accelerating the growth of online sales for ecommerce brands. • CRM: From the strategy to its implementation, we create sophisticated flows and engaging campaigns with a deep customer data analysis to help capture prospects, nurture leads, and build loyalty from existing customers. • Website : as Shopify Plus Partner, our services include UX/UI, e-shop development, CRO optimization, complex SI integration, app development and more • Design and brand content : We shoot or design engaging creative content for our customers’ digital ecosystem (video, photos, motion design, copywriting…) • Performance Marketing : we build data-driven media campaigns (Facebook, Google, Instagram, Tiktok, native ads…) to reach our clients audience and accelerate traffic and revenue growth.

Mineral.io is a full-service retention marketing agency that helps DTC brands increase customer lifetime value through data-driven email, SMS, direct mail, and push notification campaigns. Our retention programs are designed to build loyalty, boost repeat purchases, and maximize ROI across every customer touchpoint. With multiple program tiers, we customize each strategy to fit your brand’s unique goals and growth stage. Learn more about our retention marketing services here: https://www.mineral.io/#Services

We help 7- and 8-figure ecommerce stores kick ass at email and SMS. We keep your subscribers and customers excited and engaged while turning *owned* marketing channels into your top revenue drivers. More → https://luckandco.agency — WHY US — 1. Results and focus on your revenue We 2-5X your email revenue in the first 60 days. We've done it multiple times over. See the Case Studies on our site. 2. Laser Focus We only work with ecommerce and only do Email & SMS. Because of that laser focus, we drive outstanding results. 3. Custom approach + 24/5 support While we do follow a proven framework that yields results each time, it works because we adjust it to YOUR brand and YOUR customers. We're always just an email or a call away if you have questions or need help. Visit us at https://luckandco.agency to learn more.

Next level CRM & email marketing! With the best automations and relevant campaigns, we boost your sales. We create different automations and an ever-growing revenue. By smart personalization we take control of your customer base and go for maximum results. Email marketing strategy What do you really want to achieve with E-mail marketing? We'll take you through and help you get the most out of your database. Campaign management The foundation of your email marketing strategy. Naturally, we also think beyond email to create a solid 360º approach. Marketing automation Personal & timely. Together we map out your customers' customer journey. Based on this, we build targeted automations to boost your sales. CRM & Database management We provide insight into your database. Who are your top customers, and which customers can we reactivate? We build RFM segments, make them visible using a customer pyramid and then apply the very best automations.

PAASE is a UK-based, Klaviyo Master Elite agency founded in 2019 and headquartered in Milton Keynes/Buckinghamshire. From the outset, we’ve specialised in helping eCommerce and D2C brands harness zero‑ and first‑party data to craft smarter, more personalised email and SMS journeys. As pioneers, we were the first UK agency to achieve Klaviyo Platinum Master status, and the first Elite Master partner headquartered in EMEA. Our approach blends cutting‑edge AI with rigorous commercial focus. We design predictive segmentation and dynamic content workflows that adapt in real time—optimising send times, content, and customer experiences at every stage. Leveraging an Urgency‑Impact framework, we prioritise high‑ROI initiatives through iterative testing and AI‑driven automation, ensuring efficiency and relevance. We form long‑term partnerships rooted in transparency, data‑backed decisions, and shared success. Whether delivering rapid revenue uplifts—such as a 233 % increase in automated revenue and 238 % more daily orders for Okanui—or building sustainable frameworks, our portfolio spans global brands across beauty, fashion, homewares, wellness, and more. With PAASE, Klaviyo clients gain a partner who merges technology, strategy, and commercial insight to fuel scalable growth.

Power Digital is a tech-enabled growth firm––at the intersection of marketing, consulting & data intelligence––igniting revenue and brand recognition for leading and emerging companies around the world. At the heart of Power Digital is proprietary technology, nova, which analyzes businesses through first-party data, simplifying investment planning for marketing and diligence in M&A––putting marketers in a strategic seat at the table––and providing value in unparalleled ways. Managing billions in media, Power Digital’s dynamic team––of consultative marketers, creatives, analysts and technologists––challenges traditional ways of planning, execution and measurement through meticulous testing and data science across each milestone of the customer journey.

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.

Tinuiti is the largest independent full-funnel marketing agency in the U.S. across the media that matters most, with $4 billion in digital media under management and more than 1,200 employees. Built for marketers who demand growth and accountability, Tinuiti unites media and measurement under one roof to eliminate waste—the biggest growth killer of all—and scale what works. Its proprietary technology, Bliss Point by Tinuiti, reveals the truth around growth and waste, and how to capitalize on it. With expert teams across Commerce, Search, Social, TV & Audio, and more, Tinuiti delivers measurable results with brutal simplicity: Love Growth. Hate Waste. https://tinuiti.com/