Privacy Policy Companies House Lookup — Chrome Extension Last updated: 17 March 2026 1. Overview Companies House Lookup ("the Extension") is a Google Chrome browser extension that allows users to look up UK company registration information from the official Companies House public register. This Privacy Policy explains what data the Extension collects, how it is used, and your rights in relation to that data. By installing or using the Extension, you agree to the terms of this Privacy Policy. If you do not agree, please uninstall the Extension. 2. Who We Are The Extension is developed and maintained by Jack.H. For any privacy-related queries, please contact us at: 3. What Data We Collect 3.1 Data you provide The Extension collects and stores the following data that you explicitly provide: Your Companies House API key, which you enter in the Extension settings. Companies you choose to save to your watchlist. Any manual search queries you enter into the Extension search bar. 3.2 Data collected automatically When you use the Extension, the following data is collected automatically: The URL and page title of the active browser tab, used solely to identify the company associated with the page you are visiting. A history of company lookups you have performed, stored locally to allow you to review past searches. 3.3 Data we do NOT collect We want to be clear about what the Extension does not collect: We do not collect any personal information about you, including your name, address, or payment details. We do not track your general browsing history or behaviour across websites. We do not collect any data from websites other than the URL and page title required for company matching. We do not use analytics, advertising trackers, or third-party monitoring tools. We do not transmit any data to Bison RS servers or any third-party servers. 4. How Your Data Is Stored All data collected by the Extension is stored entirely on your own device using Chrome's built-in chrome.storage.sync API. This means: Your API key, watch