Profit-led Strategyengineered into Shopify.
Data before design. Evidence before build. Strategy behind every decision.
We scale DTC eCommerce brands with CRO.

MARCA is an eCommerce growth agency specialising in Shopify Plus Development and Conversion Rate Optimisation, trusted by 100+ eCommerce brands since 2021.
Every project starts with Model.
Finding the profit your existing traffic is leaving on the table.
Our workflow →Strategy First.
Then everything it takes to deliver it.
We find where the profit is hiding in your store.
Then design, build and test the changes that release it.
MODELStrategy
A deep dive into your data to find where your funnel is leaking.
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ARCHITECTUREShopify Development
Bespoke, conversion-led Shopify Plus themes built for growth.
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REFINEMENTCRO
Research-led A/B testing that lifts conversion and order value.
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CAPTURELanding pages
Message-matched landing pages that turn ad spend into profit.
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AFTERCARESupport
Ongoing development and support to keep your store performing.
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★★★★★
“Their strategic approach and attention to detail have helped us identify key opportunities, and we’ve already started to see a positive impact on performance.”
Kandy, verified review on Trustpilot
Our Work
From fast-growing challengers to established Shopify Plus brands, we find the profit first and build for it second.
Most agency advice is opinion. Ours has precedent.
Precedent brings the data from the stores we work with into one place, so our strategists can see what moved profit on stores like yours before recommending a single change.
Mobile conversion fell from 2.4% to 1.9% after 14 October. The biggest drop is product page to cart, now well below stores like yours.

Our workflow
Every engagement starts with the numbers.
Design and build only begin once we know where the leaks are.
Diagnostic
A free review of your UX, speed, apps and design finds the cause behind what you've noticed.
Strategy
When there's more than one cause, we size every opportunity and decide what to do first.
Build
Design, development and data come together to take the friction out of the customer journey.
Test
A profit-first testing roadmap with measurable hypotheses, so every change earns its place.

Sam James
FOUNDER
Book a discovery with Sam
Tell us about your store and where you think the profit is leaking.
We'll talk through the work we've done for brands like yours, how we'd approach it, and how we could work together.
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Profit levers, test results and what we're seeing across the stores we work on.

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