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Agencies by service

Ecommerce development agencies.

Agencies whose own sites describe ecommerce development work, each listed with the client brands it names, the platforms it works on, its offices and team size. Filter by client evidence, specialism, service, location and team size. Paying for a listing does not change the order.

agencies
1,371
name at least one client
1,010
have a corroborated client
178
client brands named
11,177
countries with an office
20
Agency sites last read
September 2026

490 ecommerce development agencies match your filters

Showing 401 to 425 of 490, ordered by most named clients

How results are ordered

By the number of client brands each agency names on its own site, then by how many of those we corroborated. That number reflects how much of its portfolio an agency publishes and how much our crawler could read. It is not a quality rating.

Sponsored listings appear in a separate, labelled block and never change this order.

  1. SEO 2 DEV

    Manchester, UK

    • Matches: Ecommerce development
    • Matches: Conversion rate optimisation
    • Shopify
    • Amazon
    • TikTok Shop
    • WooCommerce
    • +1

    From their site Helping ambitious businesses increase revenue through e-commerce strategy, digital marketing, website optimisation and marketplace growth.

    Team
    1 to 10

    No client brands named on its site

  2. Shopify Plus Designers

    • Matches: Ecommerce development
    • Matches: Conversion rate optimisation
    • Shopify
    • Shopify Plus
    • Headless commerce

    From their site Independent design and development studio specializing in Shopify Plus solutions

    Team
    201 to 500

    No client brands named on its site

  3. 1Digital Agency

    Chicago, US · also Miami

    • Matches: Ecommerce development
    • Matches: Conversion rate optimisation
    • Amazon
    • Shopify Plus
    • BigCommerce

    From their site Full-stack SEO from a US-based Shopify Plus Partner. 15 years. 400+ brands. 941+ verified reviews.

    Team
    51 to 200
    Founded
    2012
    Offices
    2

    No client brands named on its site

  4. Udundi

    Austin, US

    • Matches: Ecommerce development
    • Matches: Conversion rate optimisation
    • Shopify
    • Shopify Plus
    • Fashion and apparel
    • Beauty and skincare
    • +4

    From their site Creative web design and development beyond the ordinary

    Team
    1 to 10
    Founded
    2012

    No client brands named on its site

  5. Conversionex

    Albuquerque, US

    • Matches: Ecommerce development
    • Matches: Conversion rate optimisation
    • Shopify
    • Amazon
    • TikTok Shop
    • Shopify Plus
    • +8

    From their site We build the Shopify stores, subscription programs and retention systems that make the second order automatic.

    No client brands named on its site

  6. Commerce Pundit

    Duluth, GA, US

    • Matches: Ecommerce development
    • Matches: Conversion rate optimisation
    • Shopify Plus
    • Adobe Commerce (Magento)
    • WooCommerce
    • BigCommerce
    • +5

    From their site Locally based and builds stores that scale with Georgia's growth.

    Founded
    2009

    No client brands named on its site

  7. Takeoff Digital

    • Matches: Ecommerce development
    • Matches: Conversion rate optimisation
    • Shopify
    • Shopify Plus
    • Adobe Commerce (Magento)
    • WooCommerce
    • +2

    From their site Midlands Shopify Agency for Scalable Commerce Builds

    No client brands named on its site

  8. Move Ahead Media

    Bristol, UK

    • Matches: Ecommerce development
    • Matches: Conversion rate optimisation
    • Shopify

    From their site A holistic digital marketing agency specialising in content marketing, PPC, SEO, and social media advertising for ecommerce stores.

    No client brands named on its site

  9. CommerceRush

    • Matches: Ecommerce development
    • Matches: Conversion rate optimisation
    • Shopify
    • Adobe Commerce (Magento)
    • WooCommerce
    • BigCommerce
    • +3

    From their site We Build, Grow and Manage everything Ecommerce

    No client brands named on its site

  10. Due North

    Leeds, UK

    • Matches: Ecommerce development
    • Matches: Conversion rate optimisation
    • Shopify
    • Adobe Commerce (Magento)
    • WooCommerce

    From their site The most cost-effective Shopify agency in Leeds. Owned and run by qualified UX professionals.

    No client brands named on its site

From the ecommerceguide dataset

Ecommerce development agencies in numbers

Calculated from every agency in this category, not just this page. Each figure opens the list filtered to it.

Agencies listed
1,371
Name at least one client
1,010 74%
Agency to client links recorded
11,635
Have a corroborated client
178 13%
Team size on record
279 20%
Founding year on record
274 20%

How this directory works

Where agencies come from

Agencies are found in Google search and business-listing results for ecommerce agency searches, and through agencies submitting themselves. Each agency's own site is then read to record its services, platforms, sectors, offices and the client brands it names.

What “named clients” means

A named client is a brand the agency names on its own site, usually in a case study or portfolio. It is the agency's claim. Where the client's own site or technology stack backs that claim, the client is marked corroborated (✓).

How platforms, services and sectors are assigned

From what the agency's pages describe. A sector is recorded when the agency's named clients sell in it or the agency explicitly describes that work, not from a single passing mention.

Locations

Only a head office or office found in a business listing with an address, or named on the agency's own site. An area an agency says it serves is not treated as a location.

Order and payment

The default order is by number of named clients, which reflects how much of a portfolio an agency publishes as well as its size. It is not a rating. Sponsored placements appear separately and labelled. Self-submitted listings are paid for and are ordered the same way as every other listing.

Corrections

If a listing is wrong, email hello@ecommerceguide.com with the page and the correction.