Case studies
Ecommerce
Thirty-three briefs, from a 1920s homeware brand to a nasal spray start-up and a trauma support charity. Every one is here with what we were asked for, what we built, and — where the case study publishes a figure — what it moved.
Everything else
Showing 15 of 17
Bed Choices
An online bed retailer that went from £10,000 to £60,000 a month in 18 months, with a new website, ads on three platforms and email timed to payday.
Morphy Richards
A heritage appliance brand built on retail, under new ownership. Castle ran its Google Ads at a ROAS of 19 for the online launch and lifted conversion from 0.9% to 3.2%.
19 Google Ads return on ad spend
The Laser Boutique
A family-run personalised gift maker with booming peaks and empty months. Selling for birthdays, anniversaries and thank-yous took it from £350k to £800k in 20 months.
£800k From £350k in 20 months
Celtic Timber
A Welsh timber merchant stuck on the same revenue for two years. Within three months revenue was up 30%, and the store now makes 127% more than it did in 2024.
30% Revenue growth in three months
Arabella Designs
A bespoke sofa maker selling £300k a year. A rebuilt Shopify store, Google Ads and Meta Ads took it past £1.1m in sales within 15 months, with months over £130k.
£1.1m+ Sales within 15 months
Fizzy Whiz
Fizzy Whiz is an online retailer selling a vast range of wholesale supplies to small businesses to make their own bath, body and cleaning products. They came to Castle looking for help maximising their sales…
82% Sales, month-on-month
Geepas
Geepas is a global brand selling a wide range of electrical, homewares, kitchenware and beauty/personal care appliances. They came to Castle looking for help to maximise conversions through their eCommerce…
126% Sales, last 7 days
Nicholas Charles Fragrances
Nicholas Charles Fragrances is an online brand offering fragrances inspired by designer scents for an affordable price. They came to Castle looking for help to grow their business. They wanted to maximise…
239% Conversion rate, year on year
Oprimaze
Oprimaze is a natural weight loss product in the form of a nasal spray developed to curb your appetite using a chemical compound that releases GPL1. They were a relatively new brand and came to Castle looking…
305% Sales, last 90 days
Home and Garden Extras
Home and Garden Extras is an online store selling gardening supplies and related products. They came to Castle looking for help increasing their overall revenue and stopping the declining sales they had been…
44% Conversion rate, 90 days
Supreme CBD
Supreme CBD are one of the UK’s leading suppliers of high-quality CBD products. Endorsed by athletes, Supreme CBD products are third-party lab tested and CBD content verified to ensure quality and consistency…
53.85% Revenue, 2021
Steven Brown Art
Steven Brown Art is an online eCommerce art and lifestyle brand, selling a wide range of products depicting paintings from iconic Scottish artist Steven Brown. Steven Brown’s award-winning colourful…
43% Sales vs previous year
Swan
Swan is a UK-based homeware and appliance brand with a strong British heritage dating back to the 1920s. Castle was required to generate more traffic and increase sales through their website.
250% Sales, year one
Chemist4U
Chemist4U is an online pharmacy who came to Castle needing a safe, secure, and customer-friendly eCommerce site with an advanced filtering system to enable users to easily find the products they needed.
21% Conversion, from 8%
Kays Medical
Kays Medical is a UK-based occupational health provider, national and international trainer, and distributor of bespoke medical services and supplies. They came to Castle after a bad experience with a previous…
11,900% Ecommerce sales, year one
Millennium Pharmacy
Millennium Pharmacy is a pharmacy company who came to Castle as they needed an industry-specific web portal designing and building, separate from their high-street presence, to sell pharmaceuticals online.
80% Of clinical admin automated
Doctor4U
Doctor4U is an online pharmacy that distributes prescribed medicines to thousands of customers throughout the UK. They required an online eCommerce platform to facilitate customers purchasing their…
35% Above forecast salesNothing filed under that yet.