Read about the professions and career opportunities available at Companies House, and the benefits of being part of a modern Civil Service.
Gary Townley - Senior communications manager
Senior communications manager at Companies House.
It's cheaper, easier and faster to file online. For all online filings, you’ll need your company authentication code. Here are some tips on how to use your code, and how to keep it safe.
Discover why we use standard industrial classification (SIC) codes, how to choose your code and what to do if you need to change it.
Advice on what to consider when choosing your company's registered office and how to let Companies House know if your address changes.
We discuss the duties of being a company director with Harry Birmingham from Sparqa Legal.
If you submit your accounts late, the law imposes an automatic penalty. Here we discuss what late filing penalties are and how you can avoid them.
Read our useful tips on how to file your accounts with Companies House, to help make sure you file correctly and on time.
Our 'Find and update company information' service makes all of our public company data available free of charge. Find out how to search, access and update company details on the service.
Find out what information is shown on the Companies House register.
If your company has been voluntarily dissolved, you may be able to reinstate it. Find out how to apply to restore a company to the Companies House register.
Related content and links
About Companies House
Our colleagues blog about themselves and their work, our services and the information we hold on the Companies House register.
We also invite guest bloggers who have an interest in UK companies and business advice.