Pete Butler
Founder
Dishpatch
“Excellent experience with ECS®, helping to build and maintain our site along with various custom apps. Especially good at comms and helping to solve and problems if and when they arise.”
Client
Reviews 
Trusted by Shopify brands across design, development, and ongoing support. Verified feedback from clients, the Shopify Partner Directory, and the Carbon theme store.
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5.024 verified reviews
5.0Shopify Partner Directory
90%Positive Carbon theme reviews
"Excellent experience with ECS®, helping to build and maintain our site along with various custom apps. Especially good at comms and helping to solve and problems if and when they arise."
"Its been amazing working with you, I can honestly say you are one of the best developers I've worked with."
"The work that they produced was to a really high standard and I would absolutely recommend them."
"Thank you for all your support during Black Friday, we have seen some amazing results!"
"Our main objectives were conversions, site speed and mobile UX. These priorities were executed. I would highly recommend to any brand looking to improve their Shopify Plus site."
"The new site looks fantastic. Orders coming through and everything is running smoothly."
"I can say with complete confidence that you are placed amongst those individuals who know that there is no finish line. You have done yourself proud, and you have excelled at your chosen craft."
"A dream to work with, you completely understood the direction we wanted for our new website and delivered quickly and to the highest quality"
"Amazing! You guys will be doing all our future Shopify developments."
"I was really blown away by the work that ECS® did. Very high quality, with a real focus on flexibility... I would wholeheartedly recommend them."
"After deploying and with the support of Algolia and partner ECS®, the company saw the benefits 'straight away'"
"ECS, it is totally appreciated you are there as others would not be"
"Very helpful, and quick to respond and deal with the issue I was having. Fantastic. Will be using again!"
Every review, in full. From brand partners to Carbon theme merchants.
Client testimonials
Janet Tan
Digital Media Manager
Sunday Somewhere
“Its been amazing working with you, I can honestly say you are one of the best developers I've worked with.”
Kate Janssen
Technical Product Manager
Shift Labs
“The work that they produced was to a really high standard and I would absolutely recommend them.”
Gerda Vaisnyte
E-Commerce Manager
Escentric Molecules
“Thank you for all your support during Black Friday, we have seen some amazing results!”
Hope Schneider
CEO + Co-Founder
Wolf and Shepherd
“Our main objectives were conversions, site speed and mobile UX. These priorities were executed. I would highly recommend to any brand looking to improve their Shopify Plus site.”
Victoria Davies
Web and Technology Manager
Finisterre
“The new site looks fantastic. Orders coming through and everything is running smoothly.”
James Hilton
Founder
AKQA and Death Machine of London
“I can say with complete confidence that you are placed amongst those individuals who know that there is no finish line. You have done yourself proud, and you have excelled at your chosen craft.”
Zoe Fay
E-Commerce Manager
JADED LDN
“A dream to work with, you completely understood the direction we wanted for our new website and delivered quickly and to the highest quality”
Lee Congdon
Co-founder
Sipple Hydration
“Amazing! You guys will be doing all our future Shopify developments.”
Simon Whitaker
Engineering Lead
Shift Labs
“I was really blown away by the work that ECS® did. Very high quality, with a real focus on flexibility... I would wholeheartedly recommend them.”
Dan Judd
Head of Digital
Vape Superstore
“After deploying and with the support of Algolia and partner ECS®, the company saw the benefits 'straight away'”
Crispian
Co-Founder
Beauty and the Boutique
“ECS, it is totally appreciated you are there as others would not be”
Claire Boyes
Owner
Mainsgill Farmshop
“Very helpful, and quick to respond and deal with the issue I was having. Fantastic. Will be using again!”
Shopify Partner Directory
View on ShopifyMainsgill Farmshop
Mainsgill Farmshop
Theme customization
“Very helpful, and quick to respond and deal with the issue I was having. Fantastic. Will be using again!”
Dishpatch
Dishpatch
Custom apps and integrations
“Excellent experience with ECS®, helping to build and maintain our site along with various custom apps. Especially good at comms and helping to solve and problems if and when they arise.”
Carbon theme reviews
View on Theme StoreShopify
Verified customer
“The theme is modern and easily customizable. We are very satisfied. The customer support is truly excellent. Whenever we have a question or need assistance, they are responsive and help us find the solutions we need.”
Shopify
Verified customer
“Eternal has been a fantastic choice for our store. The design is elegant, fast, and conversion-focused, making it ideal for premium wellness products. Setup was straightforward, and the support team has been responsive and helpful whenever we've needed assistance. Highly recommended for brands looking for a clean, professional Shopify experience.”
Shopify
Verified customer
“It's such a beautiful and thought-through theme. Also, whenever I require assistance and have questions, the team are always so responsive and helpful. Thank you!”
Shopify
Verified customer
“We had some issues with the theme but the carbon team helped us all the way and made changes accordingly, response was quick and professional, thankyou for your service much appreciated.”
Shopify
Verified customer
“I am absolutely thrilled with the work of the development team! The Carbon theme is not only visually impressive, but also technically top-notch. Change requests were implemented at lightning speed and the team was proactive in providing assistance. I can tell that the people working here are experts who truly care about customer satisfaction. I can wholeheartedly recommend the Carbon theme.”
Shopify
Verified customer
“A perfect balance of visual richness and functionality. The ease of use makes even an amateur web designer look like a professional. On top of that, their problem-solving speed is incredible — support responses come at the speed of light! Thanks a lot, guys.”
Fotochfin.se
Fotochfin.se
“We love this theme, looks so good. When we have had problems they have answered and resolved it very fast.”
Shopify
Verified customer
“The Carbon theme is amazing, very simple to customise and looks great. What makes this theme even better is the incredibly helpful support team.”
Shopify
Verified customer
“The Carbon Shopify theme is outstanding — sleek, fast, and incredibly easy to customize. It gave my store a premium feel instantly. The support team is equally amazing: responsive, helpful, and genuinely invested in your success. I'm so impressed I'm planning to launch multiple sites using this theme. Highly recommended!”
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