Company Active LTD

Company profile

Diamond Offshore Limited

Drilling Rigs | Deepwater Drilling | Diamond Offshore Drilling

Diamond Offshore Drilling provides contract drilling services to the energy industry and is a leader in deepwater drilling.

CRN
00943475
Founded
1968
Age
57

Overview

Legal name
DIAMOND OFFSHORE LIMITED
Region
North West England
Registered address
3RD FLOOR
1 ASHLEY ROAD
ALTRINCHAM
CHESHIRE
UNITED KINGDOM
WA14 2DT
Insolvency history
No

Corporate ownership

Updated 07 Jul 2026 09:49

1 level 1 ultimate controller
1
Company Active LTD
Diamond Offshore Limited
CRN 00943475
2
Direct and ultimate controller Active LTD
Noble Corporation PLC
CRN 12958050

Company events

Reference milestones and recent Companies House filing stream events.

11 events
28 Feb
2027

Confirmation statement due

Confirmation Due

Next confirmation statement due date

30 Sep
2026

Accounts due

Accounts Due

Next accounts due date

14 Feb
2026

Confirmation statement filed

Confirmation

Last confirmation statement made up date

25 Feb
2025

Confirmation Statement With Updates

Confirmation-statement

CS01 | Transaction MzQ1NjM1MjYzOGFkaXF6a2N4

Published 25 Feb 2025 15:33

21 Feb
2025

Change To A Person With Significant Control

Persons-with-significant-control

PSC05 | Transaction MzQ1NTk2MDMyNGFkaXF6a2N4

Published 21 Feb 2025 02:35

21 Feb
2025

Change To A Person With Significant Control

Persons-with-significant-control

PSC05 | Transaction MzQ1NTk1OTg3OWFkaXF6a2N4

Published 21 Feb 2025 02:24

17 Feb
2025

Cessation Of A Person With Significant Control

Persons-with-significant-control

PSC07 | Transaction MzQ1NTE4NDE5N2FkaXF6a2N4

Published 24 Feb 2025 08:53

31 Dec
2024

Accounts filed

Accounts

Last accounts made up date

27 Nov
2024

Change Registered Office Address Company With Date Old Address New Address

Address

AD01 | Transaction MzQ0NTEyMjQ3MGFkaXF6a2N4

Published 27 Nov 2024 12:00

07 Nov
2024

Termination Secretary Company With Name Termination Date

Officers

TM02 | Transaction MzQ0MjM5NjAzN2FkaXF6a2N4

Published 07 Nov 2024 04:13

02 Dec
1968

Incorporated

Inception

Company registered at Companies House