Agencies by service
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.
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Showing 51 to 75 of 452, ordered by most named clients
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.
London, UK · also Manchester, Austin +8
From their site Delivering ecommerce growth by crafting outstanding online buying experiences with experimentation & search-first strategies.
Named clients20
Gray Nicolls Cricket, CleanCo, RNLI, Candy Kittens, Muc-Off, 111Skin, Vollebak, Bio&Me, Unndr, Gilbert Rugby, Royal Museums Greenwich, Harbour Lifestyle, Marie Curie, Au Départ, Beauty Bay, Samsung
From their site Performance-led eCommerce strategy, design, and engineering — built to scale revenue, not just launch websites.
Named clients20
Zink Wheels, Garages for Atlanta, UrbanLane, ClearPath CFO, CablesPlus USA, Dawson Jones, Buy LED Online, Lifetime Tea, Vyrill, Big Fundraising Ideas, Southern Labware, Empire Safety, Tiger Friday, The Color Concierge, iPromo, Primera Technology
From their site Digital Product Agency for Shopify. We own the website. You own the brand.
Named clients20
Voluspa, Fatty15, size?, Malbon Golf, Supergut, WelleCo, Warroad, Gamut Packaging, Starfire Direct, Taos Footwear, Mike's Bikes, Jolyn, Barton Watch Bands, Derm Dudes, Eric Javits, Priya's Teas
From their site The AI-First Digital Growth Agency – eCommerce, AI & Home Services, serving 500+ brands across North America since 2011
Named clients20
Pack n Wood, Intelcom, One Tree Planted, Infiniti Home Comfort, Inside Injury, Integrity Toys, Generation Pet, Be Tailor, Code1 Supply, CareNovex, Prissy Duck's, Braidan Motor Sport, Bony Levy, Country Wide Sports, Outdoor Limited, VC America Electronics
From their site High-Converting, Lightning-Fast Shopify Web Design That Drives Sales.
Named clients20
BCS, Aussie Disposals, Australian Lighting, Just Fitness, Science in Sport, Bay Gallery, Nutrition Always, Vital Proteins, Organic Angels, HYDAC, Natio, Office Choice, Orien Dental Supplies, Verbatim, Abbe Express, Brooks Running
From their site The commerce partner ANZ's best merchants keep coming back to.
Named clients20
PhotoLife, Proferlo, Good George Brewing, Attwoods the Packaging People, Nutrient Rescue, Ultra Football, Courtside Melbourne, Ceres Organics, Wilson and Dorset, Scott Electrical, Ugly Face, George Harrison, By Baby, Ironclad Pan Co., Equidae Botanicals, Bluebells Cakery
From their site We are Shopify experts specializing in the clean design and mobile-first approach that resonates with the Swedish market.
Named clients19 8 corroborated
GoCogniv ✓, Luxorro ✓, Absolutely ✓, SoCalledCrew ✓, ReRank, Top Screen Media, Ryzon, Krafted, Nutri-Genetix, Simply Legal GmbH, HappyCap, Data Tools, Spoon, Dieter, Wizpop
From their site We're a trusted Shopify agency in New York, designing, building & growing ecommerce brands.
Named clients19
RNLI, Candy Kittens, Gray Nicolls Cricket, Billionaire Boys Club, Au Depart, Samsung, Harbour Lifestyle, Royal Museum Greenwich, Beauty Bay, Muc-Off, 111Skin, Vollebak, Bio&Me, Gilbert Rugby, Unndr
From their site Marketing consultant in Miami helping ambitious brands scale revenue through high-performing websites, SEO, and conversion rate optimization.
Named clients19
Elan, Magic Ink, Sweet Flavor, Shiro Tile, Pure Lines, Wise Lion, JB Realkey Properties, Inside Out, Lolita Dessert Club, Sublime Crust, United Nursery, Seeq, WorldWatch, Trendy Jendy, TCH
From their site Retailer DNA. Veteran Specialists. Accountable Growth.
Named clients19
Sportitude, Nutrition Warehouse, Fjällräven, Taylors Wines, Cult, Helly Hansen, Supplement Mart, Fishing Superstore, Pharmacy Direct, Splish Splash Swimwear, Hearns Hobbies, Fat Burners Only, Dust N Boots, CraftOnline, OneWorld Collection
Named clients19
Mr Fothergills, Luggage.co.nz, Laine Homeware, Homeware Online, Hello Molly Fashion, Hayden Agencies, Gourmet Dinner Service, Flower Power, Fardoulis Chocolates, Everything Australian, Deadeye Darts, Bronze Snake, Booby Traps, Betterbatt, Amelura Hair
From their site From Munich to the world: Your Shopify agency for sustainable success.
Named clients19
C&A, Jochen Schweizer, Repareo, TUM Campus Heilbronn, Apricot Beauty, Aqipa, Swisscom, Metav, VIU Eyewear, Alldent, Compera, Gasnetz Hamburg, Havsund, Heycar, Immowelt
From their site Building websites that work like business engines
Named clients19
Symbo, AGS, Oona, Silhouette Fashions, Surma, Auburban, Auance, PeeknPlay, Dream a Dozen, Home Brite, N J Jain & Associates, Magic Needles, Allo Innoware, Shim, AMPOWER Nutrition
From their site Leading Vancouver-based Shopify Plus Agency - Trusted by top brands to build, grow, and scale with confidence.
Named clients18 7 corroborated
3ride ✓, Tunaskin ✓, Dotti Home ✓, AnZa Coffee, Silverado Jewelry, Pamidrol, Signmaker Tools, Foxwedge Furniture, Forty West Designs, Onoma Kitchenware, MoMA, Rock and Roll Hall of Fame, Shop NASA, Brightsource
From their site Hos Edition hjælper vi e-commerce forretninger med at navigere i et bevægeligt marked.
Named clients18 6 corroborated
Beatdown ✓, PurePower ✓, Peter Larsen Kaffe Shop, Bisgaard Shoes, Delidrop, Cyycle, Pitaya, Floofers, Gentag, The Cozy Sheep, Jafi, Ingredien, Luksushund, Avoni
From their site Scaling Brands Smarter across Amazon, Walmart, TikTok Shop & Shopify with AI-Powered Growth Strategies.
Named clients18 1 corroborated
Prima Home Hardware, ABC Spa, Toner Pros, Ajilo, Azma, Baleen Filters, Cocina Vida, Humboldt, KittyGoHere, Kubota, Liviva, Paradigm, Prim, Toh Pet
Boulder, US
From their site Programmers who care. Code that works.
Named clients18
Chevy, Ecko Unltd, Comcast Xfinity, AAMCO Transmissions, Ricoh, Intel, SPACE.com, ARROW, Adam's Premium Car Care, Biodesix, Genetech, Woodley's Fine Furniture, Fresh Produce, John Hopkins University
From their site The Shopify Expert Agency That Scales Your Revenue
Named clients18
VelvetJewels, PeakSport Gear, GlowLab Skincare, HomeBrew Essentials, CozyNest Decor, ProFit Supplements, GlowSkin Beauty, BulkBrew Supply, UrbanKicks Store, CraftWood Co., Artisan Foods Co., SportZone, NestDecor Home, PureGlow Beauty
Named clients18
Birch Babe, VitaRoot, Osero, Salt Spring, e11ement, Revinix, SoulWRP, Oxford College, Pili Hunters, Aeryon Wellness, Daily Routine, Get Flower Power, Jack59, Neo Kote
Named clients18
nib Eyecare, University of Oxford, illion, Onsite, UTS, Transport for NSW, Studio Helm, Deloitte Digital, Engage Media, People + Culture Strategies, Tile Factory Outlet, Gregory Jewellers, Crown Furniture, Luxe Walls
From their site Turn browser in buyers and make that check out ping with our eCommerce marketing strategies
Named clients18
Optislim, Mercedes Benz, Settle Easy, FAAA, TGI Fridays, Cosh Living, Cos Organics, Audi, Power Equipment, Allflo, Waterman, South Melbourne, Roth Newton, Brunetti
From their site A retail and ecommerce marketing agency in Melbourne, working with Australian retailers and DTC brands.
Named clients18
Interflora, Jols, Uncover Chapel Street, Melbourne Business School, Roll'd, Europcar, Tealive, Stockdale & Leggo, Rosella, Glenview, View, Adriatic Furniture, The Good Guys, Chatime
From their site The Last Shopify Growth Partner You'll Ever Need.
Named clients18
Arabella London, Beserk, RecordRoots, Love 26 Labels, Eva, Soaddicted, St Tropica, HappyBumCo, OhBeauty, Ayuuki, Cat Warehouse, Kat Maconie, Montana Hudson, ShiftyMods
Named clients18
Wine in Black, Weinfürst, Caparol Icons, Precision M1lch, Motel a Miio, Buah, Loewenanteil, Enpal Solar, Everdrop, Ahead Nutrition, Playmais, Nucao / The Nu Company, VAAY CBD, gitti beauty
From their site Agence Shopify & Shopify Plus pour marques ambitieuses. Création, refonte et migration de boutiques e-commerce performantes.
Named clients18
Champion Spirit, Ora-P, AAND, Cacatoès, 23 Beauty, Laboratoire du Cap Ferret, Soleil Rose, Les Deux Magots, Prestesse, Maison Mataha, Endoboutik, Nonna Lab, The Skate Room, Seanay
From the ecommerceguide dataset
Calculated from every agency in this category, not just this page. Each figure opens the list filtered to it.
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.
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 (✓).
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.
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.
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.
If a listing is wrong, email hello@ecommerceguide.com with the page and the correction.