Top Custom Module and Extension Development Companies in 2026
Compare e-commerce companies offering Custom Module and Extension Development. Review platform expertise, industries served, team size, pricing signals, case studies and approved client feedback before selecting a provider for your project.
obundle is an ecommerce services provider with current BigCommerce partner evidence and a headquarters location in Beaverton, Oregon, United States. Public partner and provider-controlled pages document work across custom ecommerce development, custom extensions and modules, API development and integrations, and...
Services
API DevelopmentCustom Ecommerce DevelopmentCustom Module and Extension DevelopmentMaintenance and Support
9eCommerce is an ecommerce services provider with current BigCommerce partner evidence and a headquarters location in Ahmedabad, Gujarat, India. Public partner and provider-controlled pages document work across custom ecommerce development, ecommerce UX and UI design, custom extensions and modules, and...
Services
Custom Ecommerce DevelopmentCustom Module and Extension DevelopmentEcommerce UX/UI DesignMaintenance and Support
cmsMinds is a web development company with a dedicated WooCommerce practice covering store builds, maintenance, performance and complex technical cleanup. The team works with merchants whose ecommerce platforms have accumulated technical debt, excessive plugins or fragile integrations and need sustained...
Services
Custom Ecommerce DevelopmentCustom Module and Extension DevelopmentEcommerce UX/UI DesignERP Integration
Silicon Dales is a UK WooCommerce specialist focused on technically robust ecommerce, performance and B2B storefronts. The company works with merchants that need to improve an existing WooCommerce installation, migrate a legacy store or build business-specific purchase workflows. Its ecommerce...
Services
API DevelopmentB2B Ecommerce DevelopmentCustom Ecommerce DevelopmentCustom Module and Extension Development
WisdmLabs is a WooCommerce development company focused on custom engineering, performance, plugins and store optimization. Its ecommerce work is best suited to merchants that want to remain on WooCommerce but need more reliable code, faster operations or custom business logic...
Services
API DevelopmentCustom Ecommerce DevelopmentCustom Module and Extension DevelopmentEcommerce Consulting and Strategy
Series 5 Technology is a web and ecommerce development company focused on practical digital systems for growing businesses. Its WooCommerce work combines storefront engineering with fulfillment, wholesale ordering and operational integrations, making the team relevant to merchants whose ecommerce requirements...
Services
B2B Ecommerce DevelopmentCustom Ecommerce DevelopmentCustom Module and Extension DevelopmentMaintenance and Support
New Directions In Computing (NDIC) is a US digital agency with a long-running ecommerce practice centered on WooCommerce, custom development and connected business systems. The company works with manufacturers, retailers and specialist brands that need online stores to support both...
Services
API DevelopmentB2B Ecommerce DevelopmentCustom Ecommerce DevelopmentCustom Module and Extension Development
Coded Commerce is a US ecommerce consultancy led by developer Sean Conklin, with a practical focus on WooCommerce and Shopify. The business works with merchants that need senior technical ownership, including migrations, performance repair, custom development and ongoing ecommerce operations....
Services
API DevelopmentCustom Ecommerce DevelopmentCustom Module and Extension DevelopmentMaintenance and Support
Sterner Stuff is an ecommerce services provider headquartered in Eugene, Oregon, United States. Current provider-controlled pages and the Woo Agency Partner directory support its WooCommerce work, including custom WooCommerce development, custom extensions and plugins, performance optimization, and maintenance and support....
Services
Custom Ecommerce DevelopmentCustom Module and Extension DevelopmentMaintenance and SupportPerformance Optimization
WPRobo is a London-based WordPress and WooCommerce agency offering custom store development, themes and plugins, API integrations, performance work, maintenance, and ecommerce SEO. Its current Woo Agency Partner profile and provider site were reviewed for this dataset.
Services
API DevelopmentCustom Ecommerce DevelopmentCustom Module and Extension DevelopmentEcommerce SEO
HTMLPanda is a web and ecommerce development company founded in 2014 and headquartered in Boston, Massachusetts. It builds and converts ecommerce experiences on Shopify, Magento, WooCommerce and OpenCart, alongside WordPress and custom web work. Services include ecommerce development, responsive UX...
Services
Custom Ecommerce DevelopmentCustom Module and Extension DevelopmentEcommerce UX/UI DesignMaintenance and Support
BSS Commerce is an ecommerce agency and Magento solutions provider with major operations in Hanoi, Vietnam. It is an Adobe Commerce Solution Bronze Partner and delivers Magento development, B2B functionality, extensions, migrations, upgrades, SEO and ongoing support.
Services
B2B Ecommerce DevelopmentCustom Ecommerce DevelopmentCustom Module and Extension DevelopmentEcommerce SEO
Elsner Technologies is an ecommerce and digital development company with extensive Magento, Adobe Commerce and Shopify delivery experience. The firm supports merchants across B2C and B2B commerce, from platform engineering and migrations to performance work, extensions, integrations and long-term maintenance....
Services
API DevelopmentB2B Ecommerce DevelopmentCustom Ecommerce DevelopmentCustom Module and Extension Development
Opace is a Birmingham-based digital and ecommerce agency founded in 2008. It provides ecommerce development, redesign, migration, SEO, paid media, content and conversion-focused growth services, with particular experience in Magento and WooCommerce. The agency works across retail, industrial, home and...
Services
Analytics and TrackingCloud and DevOpsConversion Rate OptimizationCustom Ecommerce Development
Webkul is a global ecommerce product and development company known for marketplace extensions, multi-vendor commerce and custom platform engineering. Its ecosystem spans Adobe Commerce and Magento alongside other commerce platforms, with particular depth in marketplace architecture and merchant-facing modules. For...
Services
API DevelopmentB2B Ecommerce DevelopmentCustom Ecommerce DevelopmentCustom Module and Extension Development
How to choose the right Custom Module and Extension Development company
Start with relevance to your exact project, then compare commercial fit, delivery risk and evidence. A recognizable logo or a polished sales presentation is not enough on its own.
01
Relevant expertise
Check the platforms, services and industry experience that match the work you need.
02
Commercial fit
Compare project minimums, hourly rates, team size, location and delivery model.
03
Evidence and trust
Review relevant case studies, approved reviews and transparent verification signals.
