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Company profile

Calmag Yorkshire Limited

UK company 05607855, incorporated on 31 October 2005.

Calmag Yorkshire Limited is a UK company with status Active founded in 2005 based in South East England.

Company number
05607855
Incorporated
31 Oct 2005
Companies House status
Active

Company identity

Founded / incorporated
31 October 2005

Company number 05607855

Verify at Companies House
Legal name
CALMAG YORKSHIRE LIMITED
Company type
Private Limited Company
Region
South East England
Registered address
FOURTH FLOOR, ABBOTS HOUSE
ABBEY STREET
READING
UNITED KINGDOM
RG1 3BD
Insolvency history
No

Corporate ownership

Updated 07 Jul 2026 09:49

6 levels 1 ultimate controller Controls 1
1
Company Active LTD
Calmag Yorkshire Limited
CRN 05607855
2
Direct controller Active LTD
Calmag Holdings Limited
CRN 15154155
3
Intermediate controller Active LTD
Monarch Water Limited
CRN 06590010
4
Intermediate controller Active LTD
Culligan Shared Services (UK) Limited
CRN 11540567
5
Intermediate controller Active LTD
Osmosis Buyer Limited
CRN 13404693
6
Intermediate controller Active LTD
Osmosis Funding Limited
CRN 13456177
7
Ultimate controller Active LTD
Osmosis Holdings Topco Limited
CRN 13404702

Company events

Reference milestones and recent Companies House filing stream events.

6 events
23 Jun
2027

Confirmation statement due

Confirmation Due

Next confirmation statement due date

31 Aug
2026

Accounts due

Accounts Due

Next accounts due date

10 Jun
2026

Confirmation Statement With No Updates

Confirmation-statement

CS01 | Transaction MzUyNjE3MDE4OGFkaXF6a2N4

Published 10 Jun 2026 08:24

09 Jun
2026

Confirmation statement filed

Confirmation

Last confirmation statement made up date

30 Nov
2024

Accounts filed

Accounts

Last accounts made up date

31 Oct
2005

Incorporated

Inception

Company registered at Companies House