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Top 10 Klaviyo Agencies for Hire in London

Hire the best experts in London with the Klaviyo know-how to increase engagement, drive conversions, and refine your email campaigns!

Dyllan Hopewell
By Dyllan Hopewell
Janet Barben editor profile photo
Edited by Janet Barben

Updated April 30, 2024.

a woman standing in front of a yellow wall holding a tablet

It's more important than ever for companies to find ways to stand out and connect meaningfully with their target audience. For businesses operating in London, local targeting is one of the most effective ways to achieve this.

One of the most powerful tools for implementing a local targeting strategy is Klaviyo, a comprehensive marketing platform that enables businesses to automate and optimize their email, SMS, and social media marketing.

By focusing on specific targeting in London, you can tailor your marketing efforts to better resonate with potential customers in the area. This can lead to increased brand awareness, email engagement, and revenue.

Our picks for the top Klaviyo agencies in London

1. The Inbox Club - Best overall

2. The Ola Agency - Best for developing B2C content for email marketing

3. Jarrang - Best for data-driven email campaign analysis and refinement

4. The Online Lab - Best for leveraging omnichannel marketing solutions

5. Dewsign - Best for building and promoting a brand through Klaviyo

6. Thrivelia - Best for retention and growth in D2C brands

7. Social Shepherd - Best for combining Klaviyo email strategies with SMM

8. Pearl Lemon - Best for comprehensive SEO coverage in eCommerce

9. Blue Drop Studio - Best for targeted ROI-driven Klaviyo mail strategies

10. KAMG - Best for eCommerce brands seeking Klaviyo email, PPC, and SEO solutions

With Mayple, you get:

  • A marketing "dream team" of top-performing experts (that none of your competitors can steal from you)

  • The flexibility to hire or change your experts quickly, based on what's needed to help drive your brand's growth at every stage

  • Unbiased monitoring of your Mayple experts on an ongoing basis

  • Easy-to-use dashboards, tools, and more all in one platform

Best overall


The Inbox Club

The Inbox Club

Klaviyo expert agency in London




Email marketing | Email automation | Data analysis | Content | Copywriting

The Inbox Club is an email marketing agency that specializes in using Klaviyo, among other tools.

They are passionate about email marketing and dedicate their time to reading, thinking, and executing email campaigns. Data plays a crucial role in their approach, enabling clients to measure and track the impact of their emails on their businesses.

The agency can create intricate automated emails to support clients' regular email blasts.

What sets The Inbox Club apart from other email marketing agencies is their understanding that boring emails are ineffective in today's landscape. They recognize that a safe approach is not an option to achieve opens, replies, and clicks.

Their pricing is determined case-by-case, depending on the client's specific needs.

The Inbox Club acknowledges that many businesses underestimate the potential of their email lists. However, savvy business owners know that leveraging their email lists effectively can be a game-changer for their companies.

Their site includes comprehensive client testimonials with achievement figures, showcasing their success and track record.

Lists pricing on packages starting from £500/month

Their core focus and business model is emails

Offers a free email health check for onboarding

Boasts an average increase in open rates of 58%

Boasts an average increase in click-through rates of 81%

Boasts an increase of 93% in conversions across the board

Email focus only - other services will need to be supplemented elsewhere

Their industry focus is mostly on eCommerce fashion, although they are open to other industries

Best for developing B2C content for email marketing


The Ola Agency

The Ola Agency

Klaviyo expert agency in London




Email marketing | Social ads | Influencer marketing | SMM | Copywriting | Content

The Ola Agency is led by a Digital Marketer and Creative Director with over 8 years of experience in the industry. Their primary expertise lies in developing and implementing B2C strategies for email marketing, content marketing, influencer marketing, and social media marketing, as well as developing website funnels and optimizations for better conversions. The agency also specializes in media production and content creation.

The principal at The Ola Agency has extensive knowledge in crafting effective business-to-consumer email marketing campaigns across various digital platforms like Klaviyo and Mailchimp. Their skills encompass creating engaging email campaigns, compelling content, influencer collaborations, and social media initiatives aimed at driving conversions.

Additionally, they are adept at optimizing website funnels and user experiences to maximize conversions. The agency's services extend to multimedia production and content development to support their clients' marketing efforts.

Full-suite marketing agency offering various services

Offers influencer marketing, which covers a fast-growing audience channel

Believes in data-driven marketing and decision-making

No pricing guidelines are available

Best for data-driven email campaign analysis and refinement




Klaviyo expert agency in London




Email marketing | Auditing | Content | Automation

Jarrang is an email marketing agency that specializes in leveraging Salesforce Marketing Cloud. They are renowned for their team of Salesforce Marketing Cloud Certified experts who bring a wealth of experience in developing and executing successful email marketing strategies.

What sets Jarrang apart is their deep expertise as specialists solely focused on email marketing, using platforms like Klaviyo for their success. Rather than operating as a generalist full-service agency, Jarrang has honed its skills to become a true partner and trusted advisor in the realm of email marketing.

Their ability to seamlessly integrate with clients' internal teams has been a key driver of their success. Jarrang prioritizes cultural fit and shared values and builds long-lasting relationships, enabling them to function as an extension of their client's marketing teams.

Email-only agency shows their focus on emails is strong

Offers email auditing and automation for maximum results

Partnered with various email marketing platforms

With a focus solely on email marketing, other services are unavailable

Best for leveraging omnichannel marketing solutions


the online lab screenshot

The Online Lab

Klaviyo expert agency in London




Google & Facebook Ads | Videography | Photography | Brand design | Email marketing | Web development | Social media

The Online Lab are self-proclaimed "advertising scientists" who use an omnichannel approach to eCommerce marketing, including PPC, email, social media, and branding.

This award-winning eCommerce marketing agency blends creativity and analytics, delivering innovative and effective campaigns powered by Klaviyo email marketing automation. Their holistic approach spans branding, design, social media, and Klaviyo email nurturing for a cohesive customer experience that maximizes performance.

The Online Lab uses Klaviyo to drive more than just traffic – they build true customer connections. Their multi-touchpoint Klaviyo strategy ensures brand presence where customers are, fostering deeper engagement and loyalty through targeted email marketing and messaging.

Holistic eCommerce marketing approach

Videos and photography offered

Omnichannel approach to digital marketing

No SEO services available

Best for building and promoting a brand through Klaviyo


the website for a company that sells digital devices


Klaviyo expert agency in London




Brand strategy & design | Business development | UX & UI | Product development | App development | Web development | Digital marketing

Dewsign is a digital design agency with over 30 years of experience. It offers web design and development services, focusing mostly on Laravel, WordPress, and Shopify.

Dewsign brings a powerful combination of design expertise and deep Shopify/Klaviyo knowledge as certified partners. They leverage Shopify's full potential to build custom, seamlessly functional online stores.

Their creative design capabilities, paired with strategic thinking around user experience and Klaviyo email/SMS automation, craft shopping experiences that resonate with customers and drive conversions.

Partnering with Dewsign means collaborating with a team dedicated to understanding your eCommerce vision and translating it into a high-performing Klaviyo-powered online store.

Brand identity and strategy development

UX and UI optimization offered

Laravel, WordPress and Shopify expertise

No transparency regarding pricing

Best for retention and growth in D2C brands


Thrivelia media


Klaviyo expert agency in London




Email marketing | SMS marketing | Direct mail notifications | Push notifications | Newsletters

Thrivelia is a boutique email marketing agency that helps eCommerce businesses increase profitability by deploying retention marketing strategies across email, SMS, direct mail, and push notifications.

Thrivelia is no ordinary email marketing agency. This boutique eCommerce firm has a proven record of skyrocketing sales through strategic Klaviyo email and SMS campaigns, helping clients exceed $50 million in tracked revenue since 2020 with impressive metric lifts.

What truly sets Thrivelia apart is its holistic approach to using Klaviyo to optimize the entire customer journey—from email nurturing to conversion rate optimization and loyalty programs. They are the ideal partner for transforming one-time buyers into lifelong brand fans through comprehensive Klaviyo automation.

Retention marketing expertise

Offers a free consultation for onboarding

Boasts $10M+ revenue generated

Main industry expertise is D2C, so other industry types may need alternative solutions

Best for combining Klaviyo email strategies with SMM


a cell phone with the words the results driven social first agency you've been

Social Shepherd

Klaviyo expert agency in London




Social media | Strategy | Content creation | Paid search and social | Video and animation | UGC | Influencer marketing

Social Sheperd is a creative digital agency that blends creative with performance. They offer social media, paid advertising, and influencer marketing services.

Social Shepherd is a social media marketing maestro, combining award-winning creative and data-driven strategies to craft captivating yet effective social campaigns for eCommerce brands. Their full-service offerings span influencer marketing, paid advertising, and Klaviyo integration to ensure brand messaging resonates across all platforms.

With a diverse client roster, including Uniqlo and rising eCommerce stars, Social Shepherd has a proven track record of driving results by seamlessly aligning social media with Klaviyo email/SMS automation to nurture customers throughout the journey.

Video, animation, and graphic generation offered

High focus on social marketing

Large, diverse team of specialists

This large agency may be priced out of the market for smaller clients

Best for comprehensive SEO coverage in eCommerce


Pearl Lemon Website

Pearl Lemon

Klaviyo expert agency in London




Local & international SEO | Mobile SEO | On-page SEO | SEO audit | Backlinking | PPC | Remarketing

Pearl Lemon is an award-winning SEO agency based in London. They pride themselves on doubling clients' organic traffic in 180 days through holistic SEO services.

Specializing in eCommerce, this agency crafts data-driven SEO strategies tailored for online stores, focusing on doubling organic traffic in 6 months. Unlike generic firms, they offer a transparent, award-winning approach with comprehensive SEO services across major platforms like Amazon, BigCommerce, Etsy, eBay, Walmart - plus Klaviyo integration.

By aligning SEO with automated Klaviyo email/SMS campaigns triggered from organic traffic sources, they provide a full-funnel solution to maximize conversions from hard-earned search visibility. Backed by stellar client reviews, they merge technical SEO mastery with Klaviyo's marketing automation capabilities.

Comprehensive marketing services

Strong focus on SEO

Award-winning agency

Their main focus on eCommerce may detract from other sectors

Best for targeted ROI-driven Klaviyo mail strategies


a screen shot of a web page with a picture of a woman

Blue Drop Studio

Klaviyo expert agency in London




Paid advertising | UGC | Email marketing | SMS marketing | Analytical dashboards

Blue Drop Studio is a creative eCommerce ad agency that uses paid ads and email marketing to help their clients increase revenue, accelerate growth, and build relationships.

Blue Drop Studio crafts scroll-stopping ad creatives designed for platforms like Facebook, Instagram, and TikTok - driving conversions, not just traffic. They take a comprehensive multi-channel approach utilizing Google Ads, Pinterest, and Klaviyo's strategic email/SMS marketing automation.

Specializing in Shopify fashion brands, Blue Drop Studio delivers explosive eCommerce growth through targeted, ROI-driven strategies powered by Klaviyo. Their transparent reporting and stellar client testimonials speak volumes - increased revenue and satisfied brands across their Klaviyo-integrated campaigns. Blue Drop merges standout ad creative with Klaviyo's robust marketing automation for maximum impact.

Offers influencer and TikTok marketing, a lucrative channel

Boasts MER of 10.4 times with 124% increase in revenue

ROI-driven mail strategies

No pricing available

Best for eCommerce brands seeking Klaviyo email, PPC, and SEO solutions


KAMG ecommerce email marketing agency homepage


Klaviyo expert agency in London




Email marketing | Newsletters | SEO | CMS | PPC

KAMG is an award-winning eCommerce agency based in London that offers email marketing, SEO, and paid advertising services.

KAMG is an eCommerce revenue specialist with over 35 years of experience and a perfect client rating. They leverage data-driven strategies across SEO, Klaviyo email marketing automation, and PPC to drive sales for online stores.

KAMG's success stories are impressive - generating millions for jewelry clients and achieving a 36x ROI on Klaviyo email campaigns. With 24/7 access to transparent dashboards, dedicated account managers, and deep Klaviyo integration, clients are kept informed and involved as KAMG's analytical approach combines Klaviyo email nurturing with other channels for maximum revenue impact.

Strong focus on eCommerce

5 star ratings across the board

Verified and award-winning digital agency

While their packages are tailored, there's no guideline as to costs

How hiring on Mayple works

Hiring a Klaviyo agency on Mayple is super simple. It's a quick 3-step process.

1. Schedule a call with Mayple

Jump on a quick call and tell us your business type, main challenges and goals, current marketing efforts, and what kind of marketer or agency you're looking for.

2. Meet your expert

Our excellent AI will match you with the perfect expert, and you will jump on a short meeting with them to discuss strategy.

3. Start your project

You can start your project once you've picked your expert or agency. There are no contracts; it's a flexible month-to-month plan with complete transparency. And you get a marketing strategy from Mayple's team to help you strategize.


How do I hire a Klaviyo agency in London on Mayple?

You fill out a quick brief, jump on a call with our team, and tell us your needs and challenges. Then, we will use our excellent AI software to help find the ideal candidate for your needs, and you can schedule a call with them. Once you approve their plan, you'll be ready to start your project.

When I hire a freelancer/agency on Mayple, does Mayple help manage the project?

Our job is to connect you to the best marketing expert or agency for your needs. You can communicate directly with them, and we will be there in the background, ensuring the work is done up to standard. We can help you create a marketing strategy and chat regularly.

How much does it cost to hire a Klaviyo agency?

The monthly amount will depend on your needs - how many channels you want the expert to manage and how many campaigns they would run.

Why hire a Klaviyo agency in London on Mayple?

We vet all our experts and have proven experience in your niche and marketing channel. Unlike other marketplaces and platforms, we do all the work for you. Our AI matches you with the best expert or agency we vet, so you don't have to waste hours of your time vetting, interviewing, and checking references for your candidates. Skip the learning curve and hire a true expert on Mayple.

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