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Companies House/Henley On Thames/Company profile

SHANNON DIAMOND DRILLING LTD

Active
12495754·incorporated 2020-03-03

SHANNON DIAMOND DRILLING LTD is an active UK private limited company, incorporated on 3 March 2020 at Companies House (number 12495754; OpenRegistry canonical ID GB-12495754-shannon-diamond-drilling-ltd). Sophymarine's OpenRegistry classifies it under SIC 43130 (Test drilling and boring), one of 497 active UK entities in that code and one of 2,812 active companies registered in Henley On Thames, Oxon (postcode RG9). Programmatic access via MCP at https://openregistry.sophymarine.com/mcp.

Status
Active
Type
Private Limited Company
Incorporated
2020-03-03
Registered Address
THE COACH HOUSE, GREYS GREEN BUSINESS CENTRE, HENLEY ON THAMES, OXON, RG9 4QG, UNITED KINGDOM
SIC
43130 — Test drilling and boring
Country of origin
United Kingdom

Directors

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Shareholders

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Financials

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Filings

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Accounts

Last filed accounts made up to 2025-03-31. Next accounts due 2026-12-31. Financial year-end: 31/03. Filing class: DORMANT.

Confirmation statement

Last confirmation statement made up to 2026-03-02. Next confirmation statement due 2027-03-16.

Persons with significant control

SHANNON DIAMOND DRILLING LTD has 2 persons with significant control on file:

  • Mr Oliver Allan O'Donovan born 1966 resident in United Kingdom, Irish national. Notified 2020-03-03.
    • Owns 50–75% of shares
    • Holds 50–75% of voting rights
    • Has the right to appoint and remove directors
  • Mr Sean Patrick Maguire born 1989 resident in United Kingdom, Irish national. Notified 2020-03-03.
    • Owns 25–50% of shares
    • Holds 25–50% of voting rights

1 historical PSC record has ceased:

  • Mr Balbir Singh Cheema born 1958 resident in United Kingdom, British national. Notified 2020-03-03. Ceased 2026-03-01.
    • Owns 25–50% of shares
    • Holds 25–50% of voting rights

Similar UK companies

Other companies registered under SIC 43130 (Test drilling and boring):

Other companies registered in Henley On Thames:

Need real-time profile, officers, shareholders, financials or filing? Open the live profile at /company/gb/12495754.

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