We Build · API integrations
API integration services
Your tools, finally talking to each other.
Stop copying data between systems. We connect your website, CRM, shop, payments and reporting so leads and orders go where they should, instantly.
We'll reply within the hour (working hours).
20 mins
reply our average
System integration services for UK businesses
Foundry builds API integrations that connect a business's website, CRM, e-commerce platform, payments, accounting and marketing tools, so enquiries, orders and data move automatically. Typical jobs include sending website enquiries straight into a CRM, syncing Shopify orders with stock or accounts, and feeding ad platforms with real conversion data.
At a glance
- What
- Custom integrations and automations between your systems via their APIs and webhooks.
- For
- Businesses losing time (and leads) to copy and paste, and anyone whose ad platforms can't see real sales.
- Includes
- Mapping what should flow where, build, error alerts, testing, documentation.
- Where
- Melton Mowbray, Leicestershire. Clients across the UK.
- How to start
- Book a call. We'll reply within the hour (working hours).
Ready when you are.
We'll reply within the hour (working hours).
CRM integration, Shopify integrations and more
- Website forms → CRMWith the source of every lead recorded.
- Shopify → stock, accounts or fulfilment
- Calls and forms → Google Ads and MetaSo the ad platforms optimise for real enquiries and sales, not clicks.
- Booking and payments → calendar, invoicing and confirmation emails
- Reporting → one dashboard instead of five logins
- Your systems → AI assistants, via an MCP connectorSee AI agents & MCP.
How we connect your website, CRM and tools
- 1
Map it
What data, from where, to where, and what happens when something fails.
- 2
Build it
Using official APIs and webhooks, with no fragile screen-scraping.
- 3
Test it
Test it with real data, and add alerts so failures are spotted the same day.
- 4
Document it
Document it so anyone can maintain it.
Why choose Foundry for integration work
Marketing and dev in one team.
We know why the data matters: better lead tracking means better ads and better decisions.
Fast fixes.
Small integrations are often done in days, not a quarter.
Built to last.
Error handling and alerts as standard, so nothing fails quietly.
API integration questions
It's a connection that lets two systems share data automatically. For example, a website form that creates a contact in your CRM the moment someone submits it.
Anything with a usable API or webhooks, which covers most CRMs, shops, payment providers, accounting tools and ad platforms. We'll check yours on the call.
Complex, multi-system work is scoped and priced up front.
Sometimes, and we'll tell you if it is. Custom integrations make sense when you need reliability, volume, or logic no-code tools can't handle.
We build in alerts, and we can look after it on a care plan so fixes happen quickly.
Yes. Sending real conversions back to Google Ads and Meta is one of the most valuable integrations for any business running ads.
Ready when you are. Probably before.
Tell us what you need. We'll reply within the hour (working hours), and most websites go live about 8 days after kick-off.
We'll reply within the hour (working hours).
Or email hello@foundryagency.co.uk