We are delighted to present the Northamptonshire LTD 2025 report, showcasing the scale, resilience and adaptability of the county’s leading privately owned businesses. This year’s analysis highlights a business community that continues to perform strongly, even as economic uncertainty, cost pressures and policy change reshape the operating environment.
What’s inside the Northamptonshire LTD. report?
We’ve analysed the 100 largest privately-owned companies in Northamptonshire, ranked by turnover. In addition to this you can also find:
- Top 50 Fastest Growing Businesses
- Top 50 Most Profitable Businesses
- Businesses with International Reach
What’s driving Northamptonshire’s success?
Collectively, the Top 100 privately owned businesses generated £10.1 billion in turnover, representing year on year growth of 3.6%. More notably, EBITDA increased by 16.0% to £600 million due to organic and inorganic growth, with margins strengthening from 5.3% to 5.9%, underlining improved operational discipline and pricing resilience across the group.
Who came out on top?
Want to know which town leads in turnover? Or which sector employs the most people?
Northamptonshire LTD. at a glance
Northamptonshire LTD. 2025
Discover who made the list and gain fresh insights into the companies shaping Northamptonshire’s economic future.
The report uses the most recent publicly available accounts (as of October 2025). It includes businesses that are privately owned and headquartered in Northamptonshire, excluding listed companies, overseas subsidiaries, and charities.
Business Support Services remains the largest contributing sector, delivering an impressive 14.4% increase in turnover compared with the prior year.
Yes—this year’s report spotlights the largest international subsidiaries operating in Northamptonshire, which together generate over £3.5bn in turnover.
