SIC code 71111
Architectural activities
There are about 20,400 active UK companies registered under SIC code 71111 (Architectural 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 88%
- Proposal to strike off 10%
- In insolvency or administration 2%
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 | 175 |
| November 2025 | 109 |
| December 2025 | 81 |
| January 2026 | 150 |
| February 2026 | 136 |
| March 2026 | 165 |
| April 2026 | 143 |
| May 2026 | 120 |
| June 2026 | 113 |
| July 2026 | 134 |
| August 2026 | 90 |
| September 2026 | 134 |
Company age
How long the active companies have been registered.
- Under 1 year 7%
- 1–3 years 13%
- 3–5 years 10%
- 5–10 years 25%
- 10–20 years 29%
- 20 years or more 16%
Where they're registered
Active companies by postcode area of their registered office.
- North London (N) 920
- East Central London (EC) 831
- West London (W) 830
- East London (E) 688
- South East London (SE) 625
- South West London (SW) 618
- West Central London (WC) 515
- Birmingham (B) 395
- North West London (NW) 384
- Belfast (BT) 377
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 71111.
| Company | Number | Registered | Town |
|---|---|---|---|
| PROPCHECKS CONSULTANCY LIMITED | 17496652 | 2 Oct 2026 | London |
| PEAR ARCHITECTURE LTD | 17496597 | 2 Oct 2026 | Plymouth |
| CYMETRIC CONSULTING LTD | 17496549 | 2 Oct 2026 | Nottingham |
| HOUSE OF HUMAN ARCHITECTURE LTD | 17496127 | 2 Oct 2026 | Bromley |
| LJONES HOLDINGS GROUP LTD | 17495715 | 2 Oct 2026 | London |
| SERVICES DESIGN TECHNOLOGY INTERNATIONAL LIMITED | 17495347 | 2 Oct 2026 | Chichester |
| FINCH MAGUIRE LIMITED | SC904609 | 1 Oct 2026 | Carnoustie |
| ARCH TEC PM LIMITED | 17494513 | 1 Oct 2026 | Canterbury |
| DANSQUARE LTD | 17494472 | 1 Oct 2026 | London |
| LOMA WORKS LIMITED | 17493753 | 1 Oct 2026 | London |
Related
- Part of the Professional Services industry group.
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Other professional services SIC codes:
- 70229 – Management consultancy activities other than financial management (270,000)
- 69201 – Accounting and auditing activities (43,200)
- 71129 – Other engineering activities (37,700)
- 71122 – Engineering related scientific and technical consulting activities (34,500)
- 70100 – Activities of head offices (30,100)
- 69202 – Bookkeeping activities (24,500)
- 70221 – Financial management (21,400)
- 70210 – Public relations and communications activities (15,600)
- 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 .