Companies House is the official government register of companies in the United Kingdom. It is responsible for incorporating and dissolving companies, as well as maintaining a public record of company information, such as financial statements and director details. This ensures transparency and accountability in the business sector. Businesses must register with Companies House to operate legally in the UK. The information filed is accessible to the public, allowing anyone to check the status and details of a company. This helps promote trust and confidence among investors, customers, and other stakeholders in the business community.