298 active companies are registered in Portstewart with Companies House. Out of 318 companies ever registered here, 3 are no longer active — a 94% survival rate. Business formation remains steady, with 34.9% of current companies established since 2020. The most common industry sector is dormant company, with 76 companies. The average company age is 13.1 years. The earliest company registration in Portstewart dates back to 1945.
Source: Companies House register via UVAGATRON, April 2026
An established business centre with companies averaging 13.1 years of operation.
The average active company in Portstewart is 13.1 years old. There are 4 <Link href="/glossary/fca-financial-conduct-authority">FCA-regulated firms</Link> in the area.
There are 298 active companies registered in Portstewart, out of 318 total. 3 (1%) are no longer active.
The top industries in Portstewart include Dormant Company (76 companies), Residents property management (35 companies), Development of building projects (14 companies).
34.9% of currently active companies in Portstewart were incorporated since 2020, indicating moderate recent growth.
Our database contains 1,611 data signals across 8 categories for active companies in Portstewart. The largest category is Governance with 1,026 signals from 2 sources.
The oldest company registration in Portstewart dates back to 1945, spanning over 81 years of business history.