Download the list of Companies in United Kingdom. Smartscrapers provides an accurate directory and the latest data on the number of Companies in United Kingdom There are 359016 Companies in United Kingdom as of April 1, 2026; which is an 6.28% increase from 2023. Of these locations, 315146 Companies which is 87.78% of all Companies in United Kingdom are single-owner operations, while the remaining 43870 which is 12.22% are part of larger brands. The top three states with the most Companies are England with 309420 Companies, Scotland with 31094 Companies, Wales with 13227 Companies. Average age of Companies in United Kingdom is 3 years and 3 months.