Construction remained the UK's hardest-hit sector in September, with 361 firms entering insolvency, accounting for around 16% of all business failures during the month.
Other sectors experiencing high levels of insolvency included Wholesale and Retail, which experienced 326 insolvencies, and Accommodation and Food Services, which saw 311. Together, these two sectors accounted for approximately nearly 30% of all insolvencies during September.
The year-to-date data also reveals significant differences between sectors. Real Estate has experienced a particularly notable increase compared with the same period last year, while Financial and Insurance Activities has also recorded a substantial rise.
In contrast, sectors including Wholesale and Retail, Manufacturing, Administrative and Support Services, and Other Services have recorded fewer insolvencies year-to-date than during the equivalent period in 2025.
The table below provides a year-to-date (January–September 2026) breakdown of insolvencies by sector, comparing trends over the past five years to highlight sector-specific shifts.