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A Klaviyo Email Agency That Drives Retention & Growth

Revenue-Driven Email Strategies by a Klaviyo Agency

As a Klaviyo email agency, we turn visitors into loyal customers with expert email automation and segmentation. As search specialists, we excel at acquiring new customers through paid search and SEO, but our work goes further. We use Klaviyo’s powerful tools to nurture relationships, increase repeat purchases, and boost customer lifetime value. Whether you need better campaign performance, smarter automation, or a full-service Klaviyo marketing agency, we build strategies that drive sustained revenue growth.

Why Climb & Conquer for Klaviyo Management?

We’re more than just another Klaviyo email marketing agency—we’re growth strategists with a deep understanding of customer acquisition and retention. As Klaviyo experts, we specialise in creating high-performing email strategies that seamlessly integrate with your broader search and paid media efforts, ensuring your business isn’t just attracting new customers, but keeping them engaged and driving repeat purchases.

You work directly with a Klaviyo expert who takes the time to understand your business, not through layers of account managers. We don’t lock clients into contracts—we’re performance-driven, and if results aren’t there, you’re free to leave (though almost all stay because we deliver).

Unlike standard Klaviyo agencies, we take a holistic approach, aligning email, Google Ads, and SEO to drive customer acquisition and retention. A lot of clients will opt for us to manage all channels – allowing us to provide our expertise in building the audiences up too. As an award-winning agency with a stable, experienced team, we bring deep expertise and continuity—with almost no staff turnover in 4+ years.

Climb and Conquer Team

What Klaviyo challenges are you facing?

We’ve worked with brands at every stage of their Klaviyo email marketing journey, from struggling to get engagement to needing better automation. If you’re experiencing any of these challenges, you need to reach out to see if we can be your Klaviyo partner.

  • Low Email Revenue & Poor Engagement?

    If your email campaigns aren’t generating sales or your open and click-through rates are underwhelming, we’ll optimise your Klaviyo email marketing strategy with targeted segmentation, improved messaging, and A/B testing to drive higher engagement and revenue.

  • No Time to Manage Klaviyo Effectively?

    Running Klaviyo email marketing in-house takes time, expertise, and constant optimisation. If you’re stretched thin, our Klaviyo service can take over—handling everything from email design to automation, so you can focus on scaling your business.

  • Lack of Automated Flows or Poor Performance?

    A well-structured Klaviyo automation strategy is key to nurturing customers and driving repeat purchases. If your flows aren’t converting, we’ll refine them—creating high-performing automations like welcome sequences, abandoned cart flows, and post-purchase emails that maximise retention.

  • Struggling to Grow Your Email List?

    Building and maintaining a high-quality Klaviyo email marketing list is essential for long-term success. We implement list-building strategies that attract engaged subscribers while ensuring compliance with best practices to increase deliverability and engagement.

  • Inconsistent Campaign Strategy?

    If you’re sending emails randomly without a structured plan, it’s time for a change. We build data-driven, conversion-focused Klaviyo campaign strategies that align with your sales goals, key promotions, and customer lifecycle—ensuring consistent, high-impact email marketing.

  • Not Seeing ROI from Your Klaviyo Investment?

    If you’ve invested in Klaviyo email marketing but aren’t seeing the returns you expected, our Klaviyo service will audit and optimise your account, implementing better segmentation, improved creative, and revenue-focused strategies to ensure maximum profitability.

Proud to wear these badges

Northern Digital Awards Winner
Prolific North Independent Agencies to watch award
Climb & Conquer has secured Living Wage Accreditation - November 2024
Carma Partnership

Our Klaviyo Process: Built for Growth & Retention

  1. Strategy & Setup

    Whether you’re eCommerce or lead gen, we start by understanding your audience, business goals, and data flows. We help set up Klaviyo integrations, email templates, and automation frameworks to ensure your account is primed for high-performance email marketing.

  2. Flow & Campaign Optimisation

    We create and refine high-converting email flows, from abandoned cart sequences to nurture campaigns, tailored to drive engagement and conversions. Every campaign is data-led, ensuring emails reach the right people at the right time.

  3. List Growth & Audience Segmentation

    Email marketing success starts with the right audience. We continuously refine sign-up forms, improve opt-in strategies, and segment audiences to ensure higher engagement, better deliverability, and stronger conversion rates.

  4. Continuous Testing & Performance Tuning

    Klaviyo is never a set-and-forget channel. We constantly A/B test subject lines, content, send times, and segmentation strategies—fine-tuning performance to maximise revenue, improve retention, and increase customer lifetime value.

Pulling in some serious numbers

For several Klaviyo Brands

Mallet London Growth like never before

As an eCommerce email marketing agency, we’re fluid to requirements – although we can provide lead generation and nurturing, on this particular campaign it was centric to eCommerce.

  • 130% growth in year over year revenue
  • 115% international sales growth

For Mallet London, we covered both campaigns and flow generation and continue to support them on eCommerce SEO and Google Ads.

Mallet Footwear London

Cable Drum Jacks Industrial sized growth with Klaviyo

Taking over a Klaviyo account which is still in its infancy is a bit of a buzz for us, the potential is very great. Cable Drum Jacks is a leading cable management company and we help support them in several different areas but Klaviyo is one key area we’ve grown them.

  • Increased value-to-subscriber rate beyond £100
  • Established thousands of pounds of new sales within a week of new flows going live
  • Grew engagement to all time record highs in revenue, lists and engagement

We’re very lean with Klaviyo management, starting from just £600 per month.

Cable Drum Jacks

Team Klaviyo

The team that contribute to making our clients Klaviyo campaigns a success

Blanaid

Blanaid May

Head of PPC & Klaviyo

Jade Lowry

Klaviyo Strategist

Alex Jennings

Alex Jennings

UX Manager

Shane Parkins

Shane Parkins

Performance Director

Photograph of Climb & Conquer's new head of growth, Cameron Keegan-Wood

Cameron Keegan-Wood

Head of Growth

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Let’s Unlock the Full Potential of Your Email Marketing

  • We don’t just send emails—we build revenue-focused Klaviyo strategies that drive real growth. From automated flows to high-converting campaigns, we focus on profitability, retention, and engagement, ensuring your email marketing works harder for your business.

  • As Klaviyo and search experts, we align Google Ads, SEO, and email marketing to create a full-funnel growth strategy. This ensures your brand isn’t just acquiring new customers but also maximising lifetime value with smarter retention tactics.

  • We believe in earning your trust through performance, not locking you into long-term commitments. Our clients stay because we deliver, with a data-driven approach that keeps your email marketing optimised, effective, and constantly improving.

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