Learning Hub

Plain explanations of UK data.

What the public registers actually contain, what they leave out, and how to get something useful out of them. Written as we work, not as marketing.

Developer

Buying and delivery

What happens when you buy a dataset - the price, the VAT, the invoice, how the file reaches you and what to do if something is wrong with it.

30 Sep 2026 · 5 min read
Developer

Data standards

What a DataSteak file actually looks like when it lands - the format, the column conventions, how editions work and what the quality figures mean.

30 Sep 2026 · 7 min read
Developer

Your DataSteak account

What each part of your account does, who on your team can see it, and where a dataset lives once you have bought it.

30 Sep 2026 · 6 min read
Developer

Using the DataSteak API

How to pull a dataset into your own systems over HTTP, including authentication, paging, and the one header that saves you most of the work.

13 Sep 2026 · 5 min read
Licensing

Public does not mean unrestricted

Free to download and free to do anything with are different things. Five questions worth answering before you build something on a public dataset.

31 Aug 2026 · 3 min read
Data quality

What a registered address tells you, and what it does not

It is not where the business is. Once you accept that, the address column starts telling you something more interesting than geography.

31 Aug 2026 · 3 min read
Ownership

Who owns a company, and how you can tell

Directors run a company. They do not necessarily own it. The UK publishes both, which is unusual, and the difference is where most of the value sits.

31 Aug 2026 · 3 min read
Data quality

Why SIC codes are not what you think

Nobody checks them, nobody updates them, and a lot of analysis is built on them anyway. Here is how to use them without getting burned.

31 Aug 2026 · 3 min read
Getting started

What Companies House actually publishes

The free register is smaller than most people assume in one direction and much larger in another. Worth knowing which before you build anything on it.

30 Aug 2026 · 3 min read