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Companies House/Altrincham/Company profile

DIAMOND OFFSHORE LIMITED

Active
00943475·incorporated 1968-12-02

DIAMOND OFFSHORE LIMITED is an active UK private limited company, incorporated on 2 December 1968 at Companies House (number 00943475; OpenRegistry canonical ID GB-00943475-diamond-offshore-limited). Sophymarine's OpenRegistry classifies it under SIC 06100 (Extraction of crude petroleum), one of 1,295 active UK entities in that code and one of 12,895 active companies registered in Altrincham, Cheshire (postcode WA14). Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Status
Active
Type
Private Limited Company
Incorporated
1968-12-02
Registered Address
3RD FLOOR, 1 ASHLEY ROAD, ALTRINCHAM, CHESHIRE, WA14 2DT, UNITED KINGDOM
SIC
06100 — Extraction of crude petroleum
Country of origin
United Kingdom

Directors

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Shareholders

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Financials

Check financials of DIAMOND OFFSHORE LIMITED

Filings

Check filing history of DIAMOND OFFSHORE LIMITED

Accounts

Last filed accounts made up to 2024-12-31. Next accounts due 2026-09-30. Financial year-end: 31/12. Filing class: AUDIT EXEMPTION SUBSIDIARY.

Confirmation statement

Last confirmation statement made up to 2026-02-14. Next confirmation statement due 2027-02-28.

Mortgages and charges

47 charges recorded against the company at Companies House: 9 outstanding, 38 satisfied, 0 partially satisfied.

Persons with significant control

DIAMOND OFFSHORE LIMITED has 1 person with significant control on file:

  • Noble Corporation Plc (England And Wales reg. 12958050). Notified 2025-05-13.
    • Owns 75% or more of shares
    • Holds 75% or more of voting rights
    • Has the right to appoint and remove directors

2 historical PSC records have ceased:

  • Diamond Offshore Drilling Inc (Usa reg. 2193202). Notified 2016-04-06. Ceased 2024-02-07.
    • Owns 75% or more of shares
    • Holds 75% or more of voting rights
    • Has the right to appoint and remove directors
  • Noble Offshore Drilling (Uk) Ltd (United Kingdom reg. 2767959). Notified 2024-02-07. Ceased 2025-05-13.
    • Owns 75% or more of shares
    • Holds 75% or more of voting rights
    • Has the right to appoint and remove directors

Similar UK companies

Other companies registered under SIC 06100 (Extraction of crude petroleum):

Other companies registered in Altrincham:

Need real-time profile, officers, shareholders, financials or filing? Open the live profile at /company/gb/00943475.

Source: Companies House Free Company Data, refreshed 2026-05-01. Official record: find-and-update.company-information.service.gov.uk.