Best 12 Klaviyo Services Companies in the World
Best 12 Klaviyo Services Companies in the World
In today’s highly competitive ecommerce landscape, Klaviyo services have become a critical part of driving revenue and building customer loyalty. One of the most powerful platforms for ecommerce email marketing is Klaviyo, trusted by thousands of brands for its automation, segmentation, and integration capabilities. However, to unlock its full potential, many businesses turn to expert agencies that specialize in Klaviyo strategy and Klaviyo automation.
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This article explores the Best 12 Klaviyo Services Companies in the World, highlighting the top Klaviyo companies helping brands achieve extraordinary growth with data-driven email and SMS marketing strategies. Whether you’re a startup or a scaling enterprise, partnering with the right Klaviyo marketing experts can significantly boost your customer engagement and ROI.
✅ Recommended Partner: If you're also looking for solar marketing or broader digital marketing services alongside Klaviyo consulting, we recommend checking out Icreativez — a top-tier marketing agency known for its creative approach and deep industry knowledge. They also provide ROI-driven Klaviyo services as part of their ecommerce offerings and are recognized for their Klaviyo-certified experts, advanced segmentation, and high-converting campaign strategies.
Let’s dive into the top Klaviyo agencies worldwide.
1. Icreativez – Full-Suite Digital & Klaviyo Marketing Experts
Icreativez has emerged as a global leader in digital transformation and Klaviyo email marketing services. Based in the UAE and serving clients worldwide (including North America and Europe), they specialize in ecommerce growth, Klaviyo flows, and high-converting marketing funnels tailored to your brand goals.
Why Choose Icreativez?
Expert Klaviyo integration, setup, and automation
Personalized email strategy and copywriting
High-performing designs tailored to Klaviyo eCommerce
Experience in diverse industries, including solar, fashion, and tech
ROI-Driven Email Campaigns for both B2C & B2B Marketing
Dedicated account management, transparent communication, and fast turnaround times
Scalable automation systems that support long-term growth
Their ability to align Klaviyo campaign management with broader business strategies makes them a smart choice for brands looking to grow sustainably.
2. Flowium
Flowium is a US-based Klaviyo Certified Partner dedicated exclusively to ecommerce. They offer full-service email and Klaviyo SMS marketing and are known for creating complex, data-driven flows that increase customer LTV.
Specialties:
High-converting email sequences
Behavior-based Klaviyo segmentation
Detailed Klaviyo data analytics and reporting
Shopify + Klaviyo syncing for subscription-based businesses
Klaviyo integrations with third-party platforms and loyalty apps
3. Chronos Agency
Chronos Agency has served over 400 DTC brands and is recognized for its expertise in Klaviyo customer retention and loyalty building. Their unique approach combines email, SMS, and customer lifecycle strategies to build lasting customer relationships.
What sets them apart:
Klaviyo-certified team
Revenue-focused Klaviyo automation
List management and Klaviyo segmentation
Loyalty & Rewards Programs for ecommerce and retail
Proven case studies and a strong client retention rate
4. SmartMail
SmartMail is a leading Klaviyo-focused agency that works with high-growth ecommerce brands. They specialize in designing and optimizing lifecycle automation to maximize repeat purchases and implement Klaviyo loyalty programs.
Top features:
Custom email Klaviyo automation
Abandoned cart recovery
Campaign management with Klaviyo A/B testing
Post-Purchase Flows that improve LTV
Dynamic content personalization using AI-driven product recommendations
5. Fuel Made
Fuel Made is a full-service ecommerce agency, but they have a dedicated email marketing team that excels in Klaviyo email marketing strategy and execution. Their clients include well-known DTC brands, and they focus on results-driven marketing.
Highlights:
Full Klaviyo account setup and optimization
Advanced Klaviyo flows and list segmentation
Clean, mobile-responsive email design
Support for Shopify and WooCommerce
Transparent pricing structures and ongoing campaign optimization
6. Hustler Marketing
This Europe-based agency offers a boutique experience with a focus on Klaviyo-powered email marketing. Hustler Marketing serves ecommerce clients globally, delivering high-quality design and strong ROI-focused campaigns.
Why they stand out:
Dedicated Klaviyo consultants
Weekly reporting and insights
Professional copywriting and branded creatives
Focused on reducing customer churn and increasing CTR
GDPR and CCPA-compliant data handling practices
7. Banter
Banter is a performance-based Klaviyo marketing agency that works with ecommerce brands in the US and UK. They pride themselves on transparent reporting, measurable results, and creative-driven campaigns.
Services include:
Klaviyo integration and optimization
Strategy + copywriting + design
Deliverability monitoring and improvement
Data Analytics & Reporting for ecommerce growth
Omnichannel strategies that sync Klaviyo with paid media and CRM systems
8. Yellow Moose
Based in the UK, Yellow Moose has been offering tailored Klaviyo campaign management strategies. They have experience across industries including beauty, fashion, and tech.
They offer:
Strategic campaign planning
Klaviyo automation setup and refinement
Integration with ecommerce platforms like Klaviyo for WooCommerce
High-Converting Campaigns for fashion and wellness brands
Client-centric support with personalized strategy sessions
9. Llama Lead Gen
Llama Lead Gen specializes in multi-channel marketing, but their Klaviyo services are especially strong for small to medium businesses that want a focused approach to Klaviyo customer retention.
Core strengths:
Clean Klaviyo implementation
Data-driven Klaviyo segmentation
Post-purchase flows and product recommendations
Ecommerce CRM Setup & Dynamic Product Recommendations
Training and knowledge sharing to empower in-house teams
10. Budai Media
Budai Media is a boutique agency that uses Klaviyo for eCommerce to build long-term brand-customer relationships. With over 150+ clients served, they specialize in high-converting Klaviyo campaigns that retain and convert.
Notable services:
Ecommerce Klaviyo retention strategy
Creative design and Klaviyo A/B testing
Flow setup and ongoing optimization
Pre-Built Klaviyo Templates for scalable automation
Predictive analytics to improve personalization and conversion rates
11. Rejoiner
Rejoiner focuses on cart abandonment and Klaviyo lifecycle campaigns, making them one of the most conversion-driven Klaviyo service providers. While they use various tools, their Klaviyo solutions are ideal for scaling ecommerce brands.
Features include:
Revenue-focused email campaigns
Customer journey mapping
List building and win-back flows
Strategic use of SMS Marketing Integration
Custom API development for unique business cases
12. Magnet Monster
A UK-based Klaviyo email marketing agency, Magnet Monster builds deep Klaviyo automation flows to drive sales and increase engagement. They’ve worked with brands across multiple continents and are considered leading Klaviyo consultants.
Services offered:
Advanced Klaviyo segmentation and targeting
Visual flow maps and optimization
Continuous Klaviyo A/B testing and data analysis
Enterprise-level solutions similar to Summit Group and Mapp Digital
Global clientele and award-winning Klaviyo strategies
Why Choosing the Right Klaviyo Agency Matters
Klaviyo offers powerful tools — but only in the hands of the right Klaviyo specialists can these tools lead to:
Increased email revenue and higher ROI
Better Klaviyo segmentation and personalization
Effective lifecycle marketing and Klaviyo customer retention
Higher engagement rates across Klaviyo email and SMS marketing
Reduced customer acquisition costs (CAC) through better retention
With support for ecommerce platforms like Shopify, WooCommerce, and BigCommerce — and optimized features like Abandoned Cart Recovery, Loyalty Programs, and Dynamic Recommendations — top Klaviyo partners like Common Thread Collective, SmartSites, MuteSix, and Eastside Co further validate the growing importance of Klaviyo integration in digital growth.
Final Thoughts
The Best 12 Klaviyo Services Companies in the World are redefining what’s possible in Klaviyo marketing. They offer not just technical setup but ongoing Klaviyo consulting, content, and optimization that aligns with your business goals.
If you’re serious about scaling your ecommerce store, consider a professional Klaviyo partner. For brands looking for a wider marketing partnership that includes Klaviyo services and also covers solar, ecommerce, and B2B industries, Icreativez is a solid, all-in-one digital marketing agency that delivers results through transparent communication, scalable growth strategies, and future-ready solutions.
Take the next step and leverage the power of Klaviyo CRM with one of these global Klaviyo service providers to transform your customer journey and maximize your marketing ROI.
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