Data / UK companies / Advertising agencies / South East
Advertising agencies companies in the South East: 7,178 live companies
Updated November 7, 2026. Source: Companies House Free Company Data Product.
7,178 live companies in the South East list SIC code 73110, advertising agencies, in the Companies House snapshot dated 1 November 2026. 1,424 were incorporated in the last 12 months and 310 have an accounts due date that had passed.
The request: Every company in the South East with SIC code 73110, advertising agencies, incorporated since 2025, with registered address and accounts due dates. $10 of work on sign-up, no card.
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- 7,178Live companies
- 1,424Incorporated in the last 12 months
- 310Accounts overdue
- 482Strike off proposed
Incorporations per year
Companies incorporated in each year that are still live in the 1 November 2026 snapshot. Companies that closed earlier are not counted, so older years read low.
| Year incorporated | Live companies |
|---|---|
| 2022 | 406 |
| 2023 | 534 |
| 2024 | 768 |
| 2025 | 1,229 |
| 2026 so far | 1,210 |
Towns
| Town | Live companies |
|---|---|
| Milton Keynes | 266 |
| Brighton | 230 |
| Southampton | 229 |
| Reading | 207 |
| Slough | 162 |
| Maidstone | 158 |
| Bedford | 112 |
| High Wycombe | 107 |
| Tunbridge Wells | 107 |
| Hove | 105 |
| Ashford | 95 |
| Hemel Hempstead | 95 |
| Worthing | 90 |
| Aylesbury | 84 |
| Portsmouth | 83 |
| Fareham | 82 |
| Brentford | 79 |
| Woking | 76 |
| Maidenhead | 72 |
| Crawley | 70 |
| Hounslow | 70 |
| Dartford | 69 |
| Twickenham | 68 |
| Kingston upon Thames | 67 |
| Oxford | 67 |
Newest advertising agencies companies in the South East
Newest first. Each row links to the Companies House record.
Contains public sector information licensed under the Open Government Licence v3.0. Counts are of live companies in the Companies House snapshot dated 1 November 2026. The snapshot holds basic company data only: no officers and no persons with significant control. A company is counted under each SIC code it lists, up to four. A region is the part of the UK a postcode area mostly falls in. This page uses Companies House data and is not endorsed by Companies House. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.