869 active companies are registered in Welwyn with Companies House. Out of 1,006 companies ever registered here, 79 are no longer active — a 86% survival rate. Business formation remains steady, with 43.3% of current companies established since 2020. Over half (51%) of active companies were formed since 2020, making this one of the UK's fastest-growing business locations. The most common industry sector is management consultancy activities other than financial management, with 64 companies. Companies here hold 30 government contracts worth £0.6M in total. The average company age is 10.4 years.
Source: Companies House register via UVAGATRON, October 2026
A diverse local economy with no single sector accounting for more than 15% of businesses.
The average active company in Welwyn is 10.4 years old. There are 9 <Link href="/glossary/fca-financial-conduct-authority">FCA-regulated firms</Link> in the area. 14 registered charities operate locally.
Companies in Welwyn have been awarded 30 government contracts with a combined value of £0.6M. See the Top Government Contractors report.
There are 869 active companies registered in Welwyn, out of 1,006 total. 79 (8%) are no longer active.
The top industries in Welwyn include Management consultancy activities other than financial management (64 companies), Other letting and operating of own or leased real estate (61 companies), Buying and selling of own real estate (44 companies).
43.3% of currently active companies in Welwyn were incorporated since 2020, indicating strong recent growth.
Our database contains 7,561 data signals across 9 categories for active companies in Welwyn. The largest category is Governance with 3,598 signals from 5 sources.
The oldest company registration in Welwyn dates back to 1950, spanning over 76 years of business history.