1,228 active companies are registered in West Sussex with Companies House. Out of 1,458 companies ever registered here, 102 are no longer active — a 84% survival rate. The most common industry sector is other letting and operating of own or leased real estate, with 66 companies. West Sussex is home to 31 FCA-regulated firms. Companies here hold 147 government contracts worth £770.7M in total. The average company age is 24.6 years, suggesting a mature business environment. The earliest company registration in West Sussex dates back to 1918.
Source: Companies House register via UVAGATRON, October 2026
An established business centre with companies averaging 24.6 years of operation.
The average active company in West Sussex is 24.6 years old. There are 31 <Link href="/glossary/fca-financial-conduct-authority">FCA-regulated firms</Link> in the area. 18 registered charities operate locally.
Companies in West Sussex have been awarded 147 government contracts with a combined value of £770.7M. See the Top Government Contractors report.
There are 1,228 active companies registered in West Sussex, out of 1,458 total. 102 (7%) are no longer active.
The top industries in West Sussex include Other letting and operating of own or leased real estate (66 companies), Residents property management (65 companies), Management consultancy activities other than financial management (60 companies).
11.9% of currently active companies in West Sussex were incorporated since 2020, indicating steady recent growth.
Our database contains 14,183 data signals across 12 categories for active companies in West Sussex. The largest category is Financial with 5,878 signals from 11 sources.
The oldest company registration in West Sussex dates back to 1918, spanning over 108 years of business history.