{
  "company_number": "SC144236",
  "name": "Seadrill UK Operations Ltd",
  "url": "/company/SC144236",
  "status": "Active",
  "is_active": true,
  "company_type": "Private Limited Company",
  "incorporated_on": "1993-05-05",
  "dissolved_on": null,
  "sic_codes": [
    "06100"
  ],
  "registered_address": {
    "id": 561655,
    "url": "/address/561655",
    "line1": "6 QUEENS ROAD",
    "line2": "",
    "post_town": "ABERDEEN",
    "county": "",
    "country": "SCOTLAND",
    "postcode": "AB15 4ZT"
  },
  "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236",
  "previous_names": [
    {
      "name": "Crystal Production UK Limited",
      "ceased_on": "2010-05-25"
    },
    {
      "name": "North Atlantic Drilling UK Ltd",
      "ceased_on": "2018-06-28"
    },
    {
      "name": "Seadrill UK Operations Limited",
      "ceased_on": "2011-04-13"
    }
  ],
  "care_of": "",
  "po_box": "",
  "country_of_origin": "United Kingdom",
  "accounts": {
    "next_due": "2026-09-30",
    "last_made_up": "2024-12-31",
    "category": "FULL",
    "filings": [],
    "pdf_only_filings": [
      {
        "made_up_date": "2024-12-31",
        "filing_date": "2025-12-16",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2024-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzQ5Mzk4MjA2OWFkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2023-12-31",
        "filing_date": "2024-10-04",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2023-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzQzODM5NTUwOGFkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2022-12-31",
        "filing_date": "2024-02-22",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2022-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzQxMTkxNjAwN2FkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2021-12-31",
        "filing_date": "2022-10-03",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2021-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzM1MzM5NzM3MGFkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2020-12-31",
        "filing_date": "2021-12-31",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2020-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzMyNTI1Nzc3M2FkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2019-12-31",
        "filing_date": "2021-01-08",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2019-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzI4ODAxNjcwOGFkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2018-12-31",
        "filing_date": "2019-10-25",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2018-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzI0NzY5ODI2MWFkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2017-12-31",
        "filing_date": "2018-10-04",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2017-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzIxNjIxMTE2MmFkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2016-12-31",
        "filing_date": "2017-09-21",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2016-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzE4NTM2MjQ1N2FkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2015-12-31",
        "filing_date": "2016-10-16",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2015-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzE1OTE5OTc0MGFkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2014-12-31",
        "filing_date": "2015-10-07",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2014-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzEzMjE5MjU5NWFkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2013-12-31",
        "filing_date": "2014-10-01",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2013-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzEwODU5OTE3NGFkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2012-12-31",
        "filing_date": "2013-10-03",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2012-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzA4NjI4NjQ1N2FkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2011-12-31",
        "filing_date": "2013-02-28",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2011-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzA3MzcxODEwM2FkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2010-12-31",
        "filing_date": "2011-09-22",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2010-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzA0NDI2OTQzMWFkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2009-12-31",
        "filing_date": "2010-09-16",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2009-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzAyMzQ1MDY3NGFkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2008-12-31",
        "filing_date": "2009-10-20",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2008-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzAwMTA3NDU3NmFkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2007-12-31",
        "filing_date": "2008-09-30",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2007-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MjAxNDQ0NzcwNWFkaXF6a2N4/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2006-12-31",
        "filing_date": "2007-10-16",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2006-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MTg2NjE2OTUzYWRpcXprY3g/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2005-12-31",
        "filing_date": "2006-10-31",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2005-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MTcxMDY1OTA3YWRpcXprY3g/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2004-12-31",
        "filing_date": "2005-10-26",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2004-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/NTU3NjQ5NzhhZGlxemtjeA/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2003-12-31",
        "filing_date": "2004-11-01",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2003-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/NTA0NDI3MzFhZGlxemtjeA/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2002-12-31",
        "filing_date": "2004-02-04",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2002-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/NDQxNzEyNzhhZGlxemtjeA/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2001-12-31",
        "filing_date": "2002-11-20",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2001-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/NDMxODczMTBhZGlxemtjeA/document?format=pdf&download=0"
      },
      {
        "made_up_date": "2000-12-31",
        "filing_date": "2001-11-07",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-full",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/2000-12-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/NjE5NDA2MzlhZGlxemtjeA/document?format=pdf&download=0"
      },
      {
        "made_up_date": "1999-08-31",
        "filing_date": "2000-03-21",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-medium",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/1999-08-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MjQ1OTIwNjRhZGlxemtjeA/document?format=pdf&download=0"
      },
      {
        "made_up_date": "1998-08-31",
        "filing_date": "1999-06-17",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-medium",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/1998-08-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MTM4MjQzMzAwYWRpcXprY3g/document?format=pdf&download=0"
      },
      {
        "made_up_date": "1997-08-31",
        "filing_date": "1998-04-01",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-small",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/1997-08-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/Mzg2NTk2ODdhZGlxemtjeA/document?format=pdf&download=0"
      },
      {
        "made_up_date": "1996-08-31",
        "filing_date": "1997-03-20",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-small",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/1996-08-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MTI0OTk1MzM0YWRpcXprY3g/document?format=pdf&download=0"
      },
      {
        "made_up_date": "1995-08-31",
        "filing_date": "1996-01-03",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-small",
        "paper_filed": true,
        "pdf_url": "/company/SC144236/accounts/1995-08-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MzY0NjQwMThhZGlxemtjeA/document?format=pdf&download=0"
      },
      {
        "made_up_date": "1994-08-31",
        "filing_date": "1995-01-12",
        "form_type": "AA",
        "description": "accounts-with-accounts-type-small",
        "paper_filed": null,
        "pdf_url": "/company/SC144236/accounts/1994-08-31.pdf",
        "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history/MTA3MTE1NjU4YWRpcXprY3g/document?format=pdf&download=0"
      }
    ],
    "filing_history_url": "https://find-and-update.company-information.service.gov.uk/company/SC144236/filing-history"
  },
  "confirmation_statement": {
    "next_due": "2027-04-14",
    "last_made_up": "2026-03-31"
  },
  "officers": [],
  "psc": [
    {
      "name": "Mr Jon Olav Osthus",
      "kind": "individual-person-with-significant-control",
      "person_url": "/person/2421081",
      "controlling_company_url": null,
      "natures_of_control": [
        "significant-influence-or-control"
      ],
      "notified_on": "2017-01-01",
      "ceased_on": "2017-01-01",
      "nationality": "Norwegian",
      "country_of_residence": "Norway",
      "source": "snapshot"
    },
    {
      "name": "North Atlantic Drilling Ltd",
      "kind": "corporate-entity-person-with-significant-control",
      "person_url": null,
      "controlling_company_url": null,
      "natures_of_control": [
        "ownership-of-shares-75-to-100-percent",
        "voting-rights-75-to-100-percent",
        "right-to-appoint-and-remove-directors"
      ],
      "notified_on": "2017-01-01",
      "ceased_on": "2018-07-02",
      "nationality": "",
      "country_of_residence": "",
      "source": "snapshot"
    },
    {
      "name": "Seadrill Limited",
      "kind": "corporate-entity-person-with-significant-control",
      "person_url": null,
      "controlling_company_url": null,
      "natures_of_control": [
        "ownership-of-shares-75-to-100-percent",
        "voting-rights-75-to-100-percent"
      ],
      "notified_on": "2018-07-02",
      "ceased_on": "2022-02-23",
      "nationality": "",
      "country_of_residence": "",
      "source": "snapshot"
    },
    {
      "name": "Seadrill Limited",
      "kind": "corporate-entity-person-with-significant-control",
      "person_url": null,
      "controlling_company_url": null,
      "natures_of_control": [
        "ownership-of-shares-75-to-100-percent",
        "voting-rights-75-to-100-percent"
      ],
      "notified_on": "2022-04-28",
      "ceased_on": null,
      "nationality": "",
      "country_of_residence": "",
      "source": "snapshot"
    }
  ],
  "external_links": [],
  "provenance": {
    "source": "snapshot",
    "first_seen_at": "2026-07-05T12:35:35.811816+00:00",
    "last_seen_snapshot": "2026-07-01",
    "retrieved_at": "2026-07-26T06:02:32.112030+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: Companies House."
}