SIC code 61100
Wired telecommunications activities
There are about 3,840 active UK companies registered under SIC code 61100 (Wired telecommunications activities), as of October 2026.
Live figures, the full list, more filters, and CSV export.
On the register
Share of these companies on the live register, by status.
- Active 79%
- Proposal to strike off 18%
- In insolvency or administration 3%
New registrations
Companies registered each month, October 2025 – September 2026, that are still on the register. See registrations by month across all companies.
Show the figures
| Month | Companies |
|---|---|
| October 2025 | 46 |
| November 2025 | 24 |
| December 2025 | 25 |
| January 2026 | 43 |
| February 2026 | 26 |
| March 2026 | 38 |
| April 2026 | 34 |
| May 2026 | 33 |
| June 2026 | 21 |
| July 2026 | 17 |
| August 2026 | 33 |
| September 2026 | 28 |
Company age
How long the active companies have been registered.
- Under 1 year 9%
- 1–3 years 15%
- 3–5 years 13%
- 5–10 years 24%
- 10–20 years 23%
- 20 years or more 16%
Where they're registered
Active companies by postcode area of their registered office.
- Reading (RG) 173
- East Central London (EC) 157
- West Central London (WC) 129
- Birmingham (B) 109
- East London (E) 104
- North London (N) 84
- Sheffield (S) 82
- Peterborough (PE) 76
- West London (W) 71
- Liverpool (L) 70
Note: Location figures use the registered office address from Companies House. Many companies register at an accountant's or formation agent's address, which may differ from where they trade.
Recently registered companies
Active companies recently registered under SIC code 61100.
| Company | Number | Registered | Town |
|---|---|---|---|
| WORKSPACE CONNECT LTD | 17495577 | 2 Oct 2026 | Ramsgate |
| SHAREDSERV LTD. | 17494817 | 1 Oct 2026 | Mildenhall |
| TINAX LTD | 17494051 | 1 Oct 2026 | Swindon |
| SEVEN OAKS TECHNOLOGIES LTD | 17493413 | 1 Oct 2026 | London |
| CABLENET LTD | 17491999 | 30 Sept 2026 | LONDON |
| RW SURVEYS LTD | SC904243 | 28 Sept 2026 | GLASGOW |
| K TECH COMMS LTD | 17486979 | 28 Sept 2026 | LONDON |
| CIS UK SOLUTIONS LTD | 17486804 | 28 Sept 2026 | FAREHAM |
| MARIO SECURE LTD | 17478674 | 24 Sept 2026 | HARROW |
| ONSITE NETWORKS LIMITED | 17478282 | 24 Sept 2026 | RAMSGATE |
Related
- Part of the Technology industry group.
-
Other technology SIC codes:
- 62020 – Information technology consultancy activities (161,000)
- 62012 – Business and domestic software development (115,000)
- 62090 – Other information technology service activities (91,000)
- 63990 – Other information service activities n.e.c. (22,600)
- 63120 – Web portals (22,400)
- 63110 – Data processing, hosting and related activities (21,800)
- 61900 – Other telecommunications activities (11,200)
- 62011 – Ready-made interactive leisure and entertainment software development (10,400)
- All SIC codes
- SIC codes explained
- New Company Registrations
- New / Updated Officers
- Charges / Mortgages
- Officer Disqualifications
- Accounts (Assets)
- Insolvency Filings
- Company Officer Resignations
- Existing Company Changes
- In Liquidation
Data as of .