Bymetric
UK company intelligence
Company Active LTD

Company profile

Si Properties Limited

UK company 00160881, incorporated on 22 November 1919.

Si Properties Limited is a UK company with status Active founded in 1919 based in London.

Company number
00160881
Incorporated
22 Nov 1919
Companies House status
Active

Company identity

Founded / incorporated
22 November 1919

Company number 00160881

Verify at Companies House
Legal name
SI PROPERTIES LIMITED
Company type
Private Limited Company
Region
London
Registered address
LEVEL 10
255 BLACKFRIARS ROAD
LONDON
ENGLAND
SE1 9AX
Insolvency history
No

Corporate ownership

Updated 07 Jul 2026 09:49

1 level 1 ultimate controller
1
Company Active LTD
Si Properties Limited
CRN 00160881
2
Direct and ultimate controller Active PLC
Smiths Group PLC
CRN 00137013

Company events

Reference milestones and recent Companies House filing stream events.

5 events
30 Apr
2027

Accounts due

Accounts Due

Next accounts due date

25 Jan
2027

Confirmation statement due

Confirmation Due

Next confirmation statement due date

11 Jan
2026

Confirmation statement filed

Confirmation

Last confirmation statement made up date

31 Jul
2025

Accounts filed

Accounts

Last accounts made up date

22 Nov
1919

Incorporated

Inception

Company registered at Companies House