CASTLE BUILDING SERVICES (SOUTH) LIMITED
Active Company number 10400990
CASTLE BUILDING SERVICES (SOUTH) LIMITED (company number 10400990) is a private limited company incorporated on 29 September 2016. Its status on the Companies House register is Active. Its registered office is in Tyne and Wear, NE31 2EX. Its nature of business (SIC 2007) is electrical installation (43210).
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 CASTLE BUILDING SERVICES (SOUTH) LIMITED (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
- 10400990
- Status
- Active
- Company type
- Private Limited Company
- Incorporated
- 29 September 2016
- Country of origin
- United Kingdom
- Registered office
- 6 MERCHANT COURT MONKTON BUSINESS PARK SOUTH
HEBBURN
TYNE AND WEAR
NE31 2EX
UNITED KINGDOM
Nature of business (SIC 2007)
Accounts and confirmation statement
- Accounting reference date
- 31 December
- Accounts category
- TOTAL EXEMPTION FULL
- Accounts last made up to
- 31 December 2025
- Next accounts due
- 30 September 2027
- Confirmation statement last made up to
- 28 September 2025
- Next confirmation statement due
- 12 October 2026
Control, officers and charges
- Persons with significant control
- 1 current (5 including ceased)
- Corporate controllers
- The Castle Building Services Organisation Limited
- Charges (mortgages)
- 1 registered, 1 outstanding, 0 satisfied
Questions about CASTLE BUILDING SERVICES (SOUTH) LIMITED
Is CASTLE BUILDING SERVICES (SOUTH) LIMITED active?
Yes. The Companies House register shows the company's status as “Active”. (Companies House register, as at 29 September 2026.)
When was CASTLE BUILDING SERVICES (SOUTH) LIMITED incorporated?
CASTLE BUILDING SERVICES (SOUTH) LIMITED was incorporated on 29 September 2016, according to the Companies House register. (Companies House register, as at 29 September 2026.)
Where is CASTLE BUILDING SERVICES (SOUTH) LIMITED registered?
Its registered office is in Tyne and Wear, NE31 2EX. (Companies House register, as at 29 September 2026.)
Who controls CASTLE BUILDING SERVICES (SOUTH) LIMITED?
The register lists 1 current person with significant control (5 including those who have ceased). Corporate controllers named on the register: The Castle Building Services Organisation Limited. The register shows control, not a list of shareholders. Individuals are named at https://find-and-update.company-information.service.gov.uk/company/10400990/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 CASTLE BUILDING SERVICES (SOUTH) LIMITED'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 CASTLE BUILDING SERVICES (SOUTH) LIMITED file dormant accounts?
Not in its latest accounts. The register gives their category as “Total exemption 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 CASTLE BUILDING SERVICES (SOUTH) LIMITED have any charges registered against it?
Yes. The register shows 1 charge: 1 outstanding and 0 satisfied. The charges themselves are listed at https://find-and-update.company-information.service.gov.uk/company/10400990/charges. (Companies House register, as at 29 September 2026.) Company charges: what a mortgage or debenture means and how to read one
Is CASTLE BUILDING SERVICES (SOUTH) LIMITED 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 7 October 2026. A name screen is not legal clearance.
Related companies
More electrical installation companies
- DALKIA GROUP LIMITED
- ENERVEO LIMITED
- ESSEX GROUP HOLDINGS INTERNATIONAL LIMITED
- ESSEX SERVICES GROUP LIMITED
- J C A ENGINEERING LTD
- BANCROFT LIMITED
- G & H BUILDING SERVICES LTD.
- MAP GROUP (UK) LIMITED
Industry overview: 50,205 active companies in SIC 43210
Other active companies registered at NE31 2EX
Related guides
Companies with similar names
Other companies, LLPs and partnerships on the Companies House register whose names begin “CASTLE BUILDING”. Each is a separate legal entity from CASTLE BUILDING SERVICES (SOUTH) LIMITED: check the registered number before relying on a name. Register data as at 29 September 2026.
- CASTLE BUILDING & RESTORATION LIMITED (Company, Active, Waterlooville; 05932683)
- CASTLE BUILDING AND CONSTRUCTION LIMITED (Company, Active, Yeovil; 04026798)
- CASTLE BUILDING CONTRACTORS (HIGH WYCOMBE) LIMITED (Company, Active, Bucks; 04564019)
- CASTLE BUILDING CONTRACTORS (HOLDINGS) LIMITED (Company, Active, Bury St. Edmunds; 12753516)
- CASTLE BUILDING CONTRACTORS (LONDON) LIMITED (Company, Active, Bury St. Edmunds; 03754615)
- CASTLE BUILDING CONTRACTORS LIMITED (Company, Active, Derbyshire; 03448808)
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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Official register entry: CASTLE BUILDING SERVICES (SOUTH) LIMITED on Companies House.
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