SIRIUS ENGINEERING GROUP LTD
Active Company number 04660007
SIRIUS ENGINEERING GROUP LTD (company number 04660007) is a private limited company incorporated on 10 February 2003. Its status on the Companies House register is Active. Its registered office is in Durham, DH7 8HJ. Its nature of business (SIC 2007) is activities of head offices (70100). Its latest accounts we hold, for the period ending 31 December 2025, report net assets of £1.2m.
Source: Companies House register, as at 2 October 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 SIRIUS ENGINEERING GROUP LTD (PDF)
Page 1 answers whether we would trade with it, and on what terms, by rules stated on the page. The register, the accounts and the people behind the company in one PDF, for your own business use.
- The verdict: would we trade with it, on what terms: a starting credit limit from the latest balance sheet, the risk grade with its reasons, and the checks to make before you sign
- Summary and Health Score: with the reasons behind the score
- Red flags: and what changed in the last 12 months
- Key figures: the accounts to 31 Dec 2025 against the year before
- Filing deadlines: accounts due 30 Sep 2027; confirmation statement due 24 Feb 2027
- Financials ledger: 7 years of filed accounts held (2017–2025)
- Who runs and owns it: 1 PSC
- Shareholders: the current register from the filings: each holder, class, shares and percentage
- Charges: 1 outstanding of 2 charges registered
- Filing history and methodology: with sources and a disclaimer
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Company details
- Company number
- 04660007
- Status
- Active
- Company type
- Private Limited Company
- Incorporated
- 10 February 2003
- Country of origin
- United Kingdom
- Registered office
- RUSSEL HOUSE MILL ROAD
LANGLEY MOOR
DURHAM
DH7 8HJ
Nature of business (SIC 2007)
Accounts and confirmation statement
- Accounting reference date
- 31 December
- Accounts category
- GROUP
- Accounts last made up to
- 31 December 2025
- Next accounts due
- 30 September 2027
- Confirmation statement last made up to
- 10 February 2026
- Next confirmation statement due
- 24 February 2027
Financial summary
| Period ending | 31 December 2025 | 31 December 2024 | 31 December 2023 | 31 December 2022 | 31 December 2021 | 31 December 2018 | 31 December 2017 |
|---|---|---|---|---|---|---|---|
| Profit after tax | £2.8m | — | £7.3m | £624k | — | £0 | £1,000k |
| Total assets | £13.0m | £13.3m | £11.3m | £12.4m | £8.6m | £1,300 | — |
| Cash at bank | — | — | £0 | £4.0m | £133k | — | — |
| Current liabilities | £10.4m | £9.8m | £9.3m | £11.6m | £2.6m | £150 | — |
| Net current liabilities | — | — | £8.5m | £6.4m | £1.2m | — | — |
| Total liabilities | — | — | £9.3m | £11.6m | £8.3m | £150 | — |
| Net assets | £1.2m | £2.0m | £2.0m | £807k | £309k | £1,150 | — |
| Employees | 243 | 230 | 222 | 194 | 177 | — | — |
—: 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 (5 including ceased)
- Corporate controllers
- Segl Group Limited
- Charges (mortgages)
- 2 registered, 1 outstanding, 1 satisfied
Questions about SIRIUS ENGINEERING GROUP LTD
Is SIRIUS ENGINEERING GROUP LTD active?
Yes. The Companies House register shows the company's status as “Active”. (Companies House register, as at 2 October 2026.)
When was SIRIUS ENGINEERING GROUP LTD incorporated?
SIRIUS ENGINEERING GROUP LTD was incorporated on 10 February 2003, according to the Companies House register. (Companies House register, as at 2 October 2026.)
Where is SIRIUS ENGINEERING GROUP LTD registered?
Its registered office is in Durham, DH7 8HJ. (Companies House register, as at 2 October 2026.)
Who controls SIRIUS ENGINEERING GROUP LTD?
The register lists 1 current person with significant control (5 including those who have ceased). Corporate controllers named on the register: Segl Group Limited. The register shows control, not a list of shareholders. Individuals are named at https://find-and-update.company-information.service.gov.uk/company/04660007/persons-with-significant-control. (Companies House register, as at 2 October 2026.) Who owns a UK limited company: shareholders, PSCs and what the register shows
When are SIRIUS ENGINEERING GROUP 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 2 October 2026.)
Does SIRIUS ENGINEERING GROUP LTD file dormant accounts?
Not in its latest accounts. The register gives their category as “Group accounts”, made up to 31 December 2025. (Companies House register, as at 2 October 2026.) What a dormant company is and what it must file
Does SIRIUS ENGINEERING GROUP LTD have any charges registered against it?
Yes. The register shows 2 charges: 1 outstanding and 1 satisfied. The charges themselves are listed at https://find-and-update.company-information.service.gov.uk/company/04660007/charges. (Companies House register, as at 2 October 2026.) Company charges: what a mortgage or debenture means and how to read one
Is SIRIUS ENGINEERING GROUP 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 9 October 2026. A name screen is not legal clearance.
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Industry overview: 25,783 active companies in SIC 70100
Other active companies registered at DH7 8HJ
Related guides
Companies with similar names
Other companies, LLPs and partnerships on the Companies House register whose names begin “SIRIUS ENGINEERING”. Each is a separate legal entity from SIRIUS ENGINEERING GROUP LTD: check the registered number before relying on a name. Register data as at 2 October 2026.
- SIRIUS ENGINEERING CONSULTANCY SERVICES LIMITED (Company, Active, Shepton Mallet; 11839516)
- SIRIUS ENGINEERING LTD (Company, Active, Ayr; SC898144)
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: SIRIUS ENGINEERING GROUP LTD on Companies House.
Developers can fetch this profile as JSON with GET https://api.companystack.co.uk/company/04660007 — see the API documentation and pricing.