NEPTUNE SUBSEA ENGINEERING LTD
Active Company number SC235024
NEPTUNE SUBSEA ENGINEERING LTD (company number SC235024) is a private limited company incorporated on 7 August 2002. Its status on the Companies House register is Active. Its registered office is in Aberdeen, AB10 1HA. Its nature of business (SIC 2007) is support activities for petroleum and natural gas extraction (09100). Its latest accounts we hold, for the period ending 31 December 2025, report net assets of £1.6m.
Source: Companies House register, as at 29 September 2026. How to cite this page
Information only, not advice. Register details and accounts figures are the company's own filings, shown as filed: CompanyStack does not audit or verify them and accepts no responsibility for decisions made on them. Check important facts at Companies House.
Company Report on NEPTUNE SUBSEA ENGINEERING LTD (PDF)
The register, the accounts and the people behind the company in one PDF, for your own business use.
- Summary and Health Score, with the reasons behind the score
- Red flags and what changed in the last 12 months
- Key figures against the year before, and filing deadlines
- Financials ledger: up to 10 years of filed accounts
- Who runs and owns it: directors, secretaries and PSCs
- Charges, filing history and methodology
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Company details
- Company number
- SC235024
- Status
- Active
- Company type
- Private Limited Company
- Incorporated
- 7 August 2002
- Country of origin
- United Kingdom
- Registered office
- JOHNSTONE HOUSE 52-54
ROSE STREET
ABERDEEN
AB10 1HA
Nature of business (SIC 2007)
Accounts and confirmation statement
- Accounting reference date
- 31 December
- Accounts category
- FULL
- Accounts last made up to
- 31 December 2025
- Next accounts due
- 30 September 2027
- Confirmation statement last made up to
- 7 August 2026
- Next confirmation statement due
- 21 August 2027
Financial summary
| Period ending | 31 December 2025 | 31 December 2024 |
|---|---|---|
| Turnover | — | £0 |
| Gross profit | — | £0 |
| Operating profit | −£24k | −£7,000 |
| Profit before tax | −£24k | −£7,000 |
| Profit after tax | −£24k | −£7,000 |
| Total assets | £1.9m | £2.0m |
| Cash at bank | £39k | £68k |
| Current liabilities | £385k | £386k |
| Net current assets | £1.6m | £1.6m |
| Total liabilities | £385k | £386k |
| Net assets | £1.6m | £1.6m |
| Employees | 1 | 1 |
—: no figure read from the filing.
Figures read from filings at Companies House (ixbrl) and checked; see how we read them. Small-company accounts often omit turnover and profit. Spotted an error? Tell us.
Control, officers and charges
- Persons with significant control
- 1 current (2 including ceased)
- Charges (mortgages)
- 1 registered, 0 outstanding, 1 satisfied
Previous names
- SUBSEA ENGINEERING SERVICES LIMITED (changed 9 March 2009)
Questions about NEPTUNE SUBSEA ENGINEERING LTD
Is NEPTUNE SUBSEA ENGINEERING LTD active?
Yes. The Companies House register shows the company's status as “Active”. (Companies House register, as at 29 September 2026.)
When was NEPTUNE SUBSEA ENGINEERING LTD incorporated?
NEPTUNE SUBSEA ENGINEERING LTD was incorporated on 7 August 2002, according to the Companies House register. (Companies House register, as at 29 September 2026.)
Where is NEPTUNE SUBSEA ENGINEERING LTD registered?
Its registered office is in Aberdeen, AB10 1HA. (Companies House register, as at 29 September 2026.)
Who controls NEPTUNE SUBSEA ENGINEERING LTD?
The register lists 1 current person with significant control (2 including those who have ceased). The register shows control, not a list of shareholders. Individuals are named at https://find-and-update.company-information.service.gov.uk/company/SC235024/persons-with-significant-control. (Companies House register, as at 29 September 2026.) Who owns a UK limited company: shareholders, PSCs and what the register shows
When are NEPTUNE SUBSEA ENGINEERING LTD's next accounts due?
The register shows the next accounts as due by 30 September 2027. Its latest accounts on the register were made up to 31 December 2025. (Companies House register, as at 29 September 2026.)
Does NEPTUNE SUBSEA ENGINEERING LTD file dormant accounts?
Not in its latest accounts. The register gives their category as “Full accounts”, made up to 31 December 2025. (Companies House register, as at 29 September 2026.) What a dormant company is and what it must file
Does NEPTUNE SUBSEA ENGINEERING LTD have any charges registered against it?
Yes. The register shows 1 charge: 0 outstanding and 1 satisfied. The charges themselves are listed at https://find-and-update.company-information.service.gov.uk/company/SC235024/charges. (Companies House register, as at 29 September 2026.) Company charges: what a mortgage or debenture means and how to read one
Is NEPTUNE SUBSEA ENGINEERING LTD on a sanctions list?
No match for this company's name on the sanctions lists CompanyStack screens (UK, EU, OFAC SDN, OFAC non-SDN, Canada, Australia, New Zealand, Japan, France, US CSL) as at 6 October 2026. A name screen is not legal clearance.
Related companies
More support activities for petroleum and natural gas extraction companies
- NATIONAL OILWELL VARCO UK LIMITED
- WOOD MACKENZIE LIMITED
- ODE ASSET MANAGEMENT LIMITED
- SENTINEL OFFSHORE VESSELS LIMITED
- INTERWELL LIMITED
- FIRST MARINE SOLUTIONS LIMITED
- WELLBORE INTEGRITY SOLUTIONS UK LIMITED
- FORTUNE OIL LIMITED
Industry overview: 2,888 active companies in SIC 09100
Other active companies registered at AB10 1HA
Related guides
Companies with similar names
Other companies, LLPs and partnerships on the Companies House register whose names begin “NEPTUNE SUBSEA”. Each is a separate legal entity from NEPTUNE SUBSEA ENGINEERING LTD: check the registered number before relying on a name. Register data as at 29 September 2026.
- NEPTUNE SUBSEA IP LIMITED (Company, Active, Harold Wood; 10591232)
- NEPTUNE SUBSEA LTD (Company, Active, Charlbury; 07715318)
About CompanyStack
CompanyStack turns Companies House records into answers you can act on: who a company is, who runs and owns it, whether it keeps up with its filings and how its finances are moving. Every figure traces back to a public record, and we say when a record is missing.
Sources for company pages: Companies House (register, accounts, officers, PSCs, charges and filings), The Gazette (company insolvency notices only), the ONS Postcode Directory, official sanctions lists, including those of the UK (with UN designations), the EU, the US, Canada, Australia, New Zealand and France, and copies taken in April 2026 of the ICO register, the Charity Commission, CQC, Ofsted, Food Standards Agency and Environment Agency registers. Contains public sector information licensed under the Open Government Licence v3.0. CompanyStack is not affiliated with or endorsed by Companies House.
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Use this data
Official register entry: NEPTUNE SUBSEA ENGINEERING LTD on Companies House.
Developers can fetch this profile as JSON with GET https://api.companystack.co.uk/company/SC235024 — see the API documentation and pricing.