What Interjar does

Interjar Ltd is a UK-based Magento and Adobe Commerce specialist agency headquartered in Chester, England, operating since 2017 as a private limited company with a small in-house team of 1-10 employees (five named individuals including co-founders James Allwood and Adam Johnson). The company delivers a comprehensive service portfolio covering Magento 2 and Adobe Commerce support, custom development, platform migration, security patching, B2B commerce, ERP integration, managed hosting, performance optimisation, Hyvä theme development, and free store audits. Its technology stack is built on PHP 8.2-8.4, Varnish 7.x, Redis 7.x, MariaDB/Percona MySQL, OpenSearch 2.x, and Nginx, deployed via a proprietary five-stage CI/CD pipeline (Code Quality, Composition, Optimisation, Deployment, and Post-Deployment Testing) on the Sonassi MageStack hosting platform.

The business model is professional services billed at a flat £100/hour with minute-by-minute precision under 30-day rolling contracts, supplemented by managed services, fixed-scope upgrade projects (£1,600-£25,000+), and ERP integrations (£8,000-£30,000). Go-to-market is direct-to-client, with senior developer-led conversations, free consultations and audits as lead generation, and content marketing via case studies and SEO targeting Magento-specific search queries. Interjar is an Adobe Silver Solution Partner with PCI-DSS-compliant managed hosting and serves a portfolio of UK e-commerce retailers ranging from SMBs to AIM-listed enterprise clients (including Sosandar, £40M+ revenue), with proprietary extensions covering automated refunds, integrated reviews, and an Advanced Commerce AI integration suite.

The company is privately held by its founders with no external investment or parent company identified. Recent product launches in 2025-2026 include the Advanced Commerce Integration Suite (AI-powered search and merchandising), an Automated Refunds Extension, the Integrated Reviews Extension, and formal Magento AI Integration Services leveraging third-party AI development tools (Claude Code, Copilot, Cursor). The company operates exclusively in the UK/Europe market with no global footprint claims, relying on organic growth, content-driven demand generation, and a tightly specialized Magento value proposition.

Name

Interjar

Legal name

Interjar Ltd

Website

https://interjar.com

Company type

Private

Founded year

2017

Operating status

Operating

Headcount range

1–10 employees

Short description

Interjar is a UK-based Magento and Adobe Commerce specialist agency in Chester offering support, development, migration, security, B2B, and ERP integration services at a flat £100/hour with minute-by-minute billing to UK e-commerce retailers from SMBs to enterprise.

Ownership category

akta.pro rank

Product category

Magento and Adobe Commerce Agency Services

NAICS

Custom Computer Programming Services (541511), Computer Systems Design and Related Services (54151)

SIC

Services-Computer Integrated Systems Design (7373), Services-Computer Programming Services (7371)

akta.pro primary industry

Systems Integration & Implementation Services (BPAEAAAB)

Keywords

• Magento development agency
• Adobe commerce support
• Magento migration services
• Magento erp integration
• Managed magento hosting

Headquarters

HQ city

Chester

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Technology or R&D, Infrastructure, Operations, Marketing or Sales

Revenue model

1. Professional Services - Hourly Billing: Time-and-materials billing at £100/hour with minute-by-minute precision. No minimum hours required. Clients pay only for actual time spent on support, development, and maintenance work. Flexible rolling monthly contracts with no lock-in.
2. Fully Managed Magento SaaS: All-in-one managed Magento service including hosting, security patching, performance optimization, and support. PCI-DSS compliant with enterprise SLA performance metrics including 180-260ms median TTFB and 99.95%+ uptime.
3. Magento Upgrade Projects: Fixed-scope upgrade projects billed at £100/hour. Typical costs range from £1,600-£3,200 for single-version upgrades to £25,000+ for Magento 1 to 2.4.8 LTS migrations. Free initial assessment.
4. Hyvä Theme Development: Frontend migration and new build services for Hyvä themes. 4-8 week typical timelines for Luma to Hyvä migrations. Full theme development including checkout optimization.
5. ERP Integration Projects: Custom integration development for Magento to ERP systems including SAP, NetSuite, Sage, and Dynamics 365. Typical project costs £8,000-£30,000 depending on scope.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels5 records

Core offering

Interjar is a UK-based Magento and Adobe Commerce agency offering ongoing support retainers, custom development, platform migrations, security patching, B2B commerce builds, ERP integration, managed hosting on Sonassi MageStack, and Hyvä theme development. All work is delivered by in-house Adobe-certified developers at a flat £100/hour, billed to the exact minute on flexible 30-day rolling contracts.

Product overview

Interjar is a UK-based Magento agency and Adobe Silver Solution Partner offering a comprehensive suite of Magento 2 and Adobe Commerce services. The core offering centers on Magento Support (retainer-based maintenance with minute-by-minute billing), Magento Development (custom builds and projects), Magento Migration, Magento Security, and B2B Commerce capabilities. Supporting services include ERP Integration (connecting Magento to Sage, SAP, NetSuite, Dynamics 365, Brightpearl, and Linnworks), Managed Hosting on the Sonassi MageStack platform, Performance Optimisation, Hyvä Theme Development (modern Alpine.js/Tailwind frontend), Free Store Audits, and Magento Upgrades. The portfolio also includes proprietary Magento extensions: the Advanced Commerce Integration Suite for AI-powered search and merchandising, the Automated Refunds Extension for intelligent refund processing, and the Integrated Reviews Extension for server-side review rendering. Adobe Commerce services add B2B implementation, Page Builder customization, and Adobe Sensei AI recommendations. All services are delivered by in-house Adobe-certified developers at a flat £100/hour rate with 30-day rolling contracts.

Differentiator

Problem solved

Functional benefit

Products and services

• Magento Support Ongoing retainer Magento support with minute-by-minute billing, direct developer access, proactive security monitoring and performance optimisation on flexible rolling monthly contracts with no lock-in, targeted at UK e-commerce merchants running Magento 2 or Adobe Commerce.
• Magento Development Custom Magento builds, features and large-scale development projects delivered by in-house Adobe Commerce certified developers for e-commerce merchants needing bespoke storefront or backend functionality.
• Magento Migration Platform migrations and version upgrades from Magento 1, Shopify, WooCommerce or other platforms into Magento 2 or Adobe Commerce, with data, design and extension re-platforming.
• Magento Security Security patching, audits, vulnerability monitoring, APSB patch deployment within hours, PCI-DSS compliance and hack recovery services for Magento 2 and Adobe Commerce stores.
• Magento B2B B2B commerce build-out on Magento/Adobe Commerce including company accounts, custom pricing, quote management, shared catalogues, quick-order tools and trade customer portals for wholesalers and distributors.
• ERP Integration

Quantifiable outcome

• 85% reduction in refund processing time
• +7 more outcomes

Named customers12 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration32 records

AI capability7 records

Feature4 records

Partnerships

Two partnerships are on record, tiered core.

• AdobecoreTechnology or Integration · 1 January 2017Adobe Silver Solution Partner since 2017. Verified on Adobe Solution Partner directory at Silver tier. Provides direct access to Adobe's technical support and engineering escalation paths, early access to platform updates and security patches, and verified technical credentials for team certifications across backend, frontend, and business practitioner disciplines.
• SonassicoreTechnology or IntegrationMageStack hosting platform developed by Sonassi. Purpose-built operating system for Magento hosting with container architecture on dedicated bare-metal infrastructure. Provides 99.95% uptime SLA, 3-minute emergency response, PCI DSS compliance built-in, auto-scaling within 60 seconds, and 24/7 ops support. Interjar manages Magento application layer while Sonassi handles infrastructure.

Scale indicators7 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Vendic: Magento/Adobe Commerce specialist agency based in the Netherlands offering development, support, hosting and integrations. Closest comparable European peer to Interjar given similar Magento-only focus and dedicated partner model.
• Magenest: Adobe Commerce/Magento solutions provider with development, extensions, and digital commerce services. Comparable scope including ERP/CRM integrations and ongoing support, operating at larger scale.
• Elogic Commerce: Magento and Adobe Commerce agency offering development, design, integrations and support. Comparable service portfolio including B2B, ERP integrations, and managed support similar to Interjar.
• Rocket Web: Adobe Gold Solution Partner agency focused on enterprise Magento/Adobe Commerce implementations, integrations and B2B. Larger-scale, US-based direct peer with similar Adobe partnership positioning to Interjar.
• DCKAP: Adobe Commerce/Magento and ERP integration specialist agency. Direct peer given shared focus on complex ERP integrations (SAP, NetSuite, etc.) and enterprise Magento implementations.
• BSS Commerce: Magento/Adobe Commerce agency and extension developer offering migration, custom development, B2B, and integrations. Comparable services portfolio and extension-led business model to Interjar.
• Absolute Web: US-based Adobe Commerce/Magento agency providing end-to-end development, migration, support and ERP integration. Comparable in scope of services (B2B, ERP integrations, performance) and enterprise client focus.

Broad incumbents

• Shopify: Dominant SaaS commerce platform competing with Adobe Commerce for merchants. Not a direct service competitor to Interjar, but a structural threat — continued merchant migration to Shopify shrinks the addressable Magento services market.
• Adobe (Adobe Commerce): Owner of the Adobe Commerce platform on which Interjar's entire service offering is built. Indirect competitive and partner relationship — defines Interjar's partner tier, technical roadmap, and ultimate TAM for merchant services.

Others

• Sonassi: MageStack Magento hosting provider and Interjar's infrastructure partner. Comparable ecosystem participant — also UK-based, Magento-specialised, and serving the same merchant base — but focused on hosting rather than agency services.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Interjar