Trusted UK partner

OpenCart support, ecommerce fixes and payment integrations for UK businesses

Fast help with broken checkouts, payment issues, upgrades, security and long term store maintenance.

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Over 20 yearsof experience
Over 10 yearswith OpenCart
Over 300modules and launches
Over 500supported stores

How can we help?

Choose the closest topic and we will route you to the right solution faster.

I have an OpenCart problem

Errors, checkout issues, module conflicts, updates, orders and payment problems.

Fix my store

I want to launch an online store

Design, setup, payments, basic SEO, training and support after launch.

Start a project

I need payment integration

PayU, Tpay, Elavon, Worldpay and practical payment workflows for ecommerce and services.

Add payments

I want to secure my store

Audit, backups, updates, GDPR, security checks and ongoing monitoring.

Check security

Payment integrations and partners you can trust

We help deploy online payments and practical sales workflows for ecommerce stores, services and simple payment processes.

Why retailers keep coming back

For more than two decades we have combined boutique consultancy with enterprise-grade delivery. Every build is scoped around measurable goals, clear documentation, and transparent pricing, so you know exactly how your store or website will evolve at each release.

We say exactly what needs fixing

No hidden costs and no unnecessary work.

We react fast when a store is losing sales

Checkout, payment, order and availability problems get priority.

We combine engineering with sales practice

We treat the store as a tool for handling customers and orders, not just code.

We use stable, properly licensed solutions

Work is based on proven modules, valid licences and careful updates.

Office
20 years of Experience

Our Services

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Ecommerce store build & launch

We build and improve OpenCart stores ready for payments, sales, upgrades and future growth without replacing everything from scratch.

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Business websites & landing pages

We create fast websites and landing pages that clarify the offer, build trust and turn SEO or ad traffic into real enquiries.

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Payment links & virtual basket

We add simple online payment flows for phone sales, social media, invoices, QR codes and processes outside a classic checkout.

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OpenCart support desk

We help when the store breaks, checkout loses orders, payments fail, or an update creates new errors.

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OpenCart performance & QA audits

We check what blocks sales: technical errors, slow loading, basket issues, security risks and SEO problems.

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OpenCart security hardening

We organise backups, admin access, updates and GDPR basics so the store is less exposed to outages and avoidable risk.

Proactive support for every release

Choose an ongoing care plan and we deploy security fixes, content updates, CRO experiments, and payment upgrades before they become urgent. You get one contact person and transparent response times.

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Quick FAQ

  • Are you registered in the UK and EU?

    Yes. 3D Studio Production has operated in Poland since 2001 and in the United Kingdom since 2009. We deliver most projects remotely through Teams, FaceTime, or secure ticketing, so UK retailers enjoy local contracts with EU-level pricing.

  • What does being a PayU partner give me?

    We can register your merchant account on preferential terms, provide ready-made modules, configure payment methods, and escalate any onboarding issues straight to PayU. You gain faster approval times and lower per-transaction fees.

  • What is website or ecommerce maintenance?

    It is an ongoing care plan covering content edits, SEO tweaks, OpenCart and CMS updates, hosting security patches, and proactive monitoring. The scope is aligned with your release calendar, so nothing is left outdated.

  • What does an OpenCart audit include?

    We analyse performance, third-party modules, checkout UX, server configuration, and security posture. The report highlights critical fixes, quick wins, and a roadmap with cost estimates for each recommendation.

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