Named clients2 1 corroborated
Agencies by service
Conversion rate optimisation ecommerce agencies.
Agencies whose own sites describe conversion rate optimisation 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
- 594
- name at least one client
- 464
- have a corroborated client
- 92
- client brands named
- 5,323
- countries with an office
- 18
- Agency sites last read
- September 2026
594 Conversion rate optimisation ecommerce agencies
Showing 426 to 450 of 594, 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.
Spinnaker Nordic
From their site An agency with a long-standing focus on E-commerce
Named clients2 1 corroborated
Propeller
From their site Propeller is your full service Shopify Agency partner, helping brands build, grow and optimise stores.
Named clients2
Typetheta
From their site From Shopify Design to Growth Strategy
Named clients2
Burne & Royce Digital
From their site No matter how big or small your business, we'll help it grow.
Named clients2
Named clients2
From their site The fastest growing digital marketing agency in the country, specializing in scaling e-commerce brands
Named clients2
Oneiro
Worksop, UK
From their site Four disciplines. One studio.
Named clients2
Ecommerce Revolt
From their site We build and run websites, campaigns and ad accounts, and the work is judged the same way everywhere it ships.
Named clients2
From their site A Shopify agency in Vancouver that earns every basis point.
Named clients2
From their site Specialising in eCommerce - turning casual browsers into loyal customers, growing your business one click at a time.
Named clients2
Zeemo
Narre Warren, Australia
From their site Feature-rich & conversion optimised custom eCommerce websites
From their site We help Shopify, WooCommerce and BigCommerce stores turn organic search into revenue — not just traffic.
From their site Xugar is a specialised full-service digital marketing agency
Named clients2
From their site Australia’s leading tech team crafting transformative products and experiences
Named clients2
eCommerce Marketing
From their site 20 years of eCommerce growth. Real results. Long-term clients.
Joepify
From their site Webdesign, Shopify, IT Support & VoIP — heel Nederland.
Named clients2
Pango Studio
From their site Ayudamos a las startups a llevar sus ideas al mercado con Shopify y Shopify Plus, y a los negocios establecidos a optimizar y mejorar la experiencia de sus clientes.
Named clients2
RichClicks
From their site La nostra agenzia di digital marketing ha tutte le risposte e le soluzioni che cerchi.
iddigital
From their site We design Shopify stores that support growth without operational friction.
Named clients1 1 corroborated
From their site Shopify development agency in New York with top-rated full-stack developers
Named clients1 1 corroborated
From their site Shopify Platinum Partner Serving New York City, NY
Named clients1
Smartebusiness Ltd
From their site A UK based Shopify agency with a proven track record of driving ecommerce growth
Named clients1
From their site Learn how to optimize your user experiences like a pro
Named clients1
From the ecommerceguide dataset
Conversion rate optimisation agencies in numbers
Calculated from every agency in this category, not just this page. Each figure opens the list filtered to it.
- Agencies listed
- 594
- Name at least one client
- 464 78%
- Agency to client links recorded
- 5,549
- Have a corroborated client
- 92 15%
- Team size on record
- 114 19%
- Founding year on record
- 115 19%
Client brands named by more than one agency here
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.