PLESSEY SEMICONDUCTORS LIMITED
Active Company number 04129612
PLESSEY SEMICONDUCTORS LIMITED (company number 04129612) is a private limited company incorporated on 18 December 2000. Its status on the Companies House register is Active. Its registered office is in Plymouth, PL6 7BQ. Its nature of business (SIC 2007) is manufacture of electronic components (26110).
Source: Companies House register, as at 1 April 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 PLESSEY SEMICONDUCTORS 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
- 04129612
- Status
- Active
- Company type
- Private Limited Company
- Incorporated
- 18 December 2000
- Country of origin
- United Kingdom
- Registered office
- TAMERTON ROAD
ROBOROUGH
PLYMOUTH
DEVON
PL6 7BQ
Nature of business (SIC 2007)
Accounts and confirmation statement
- Accounting reference date
- 30 June
- Accounts category
- FULL
- Accounts last made up to
- 30 June 2025
- Next accounts due
- 31 March 2027
- Confirmation statement last made up to
- 18 December 2025
- Next confirmation statement due
- 1 January 2027
Control, officers and charges
- Persons with significant control
- 1 current (2 including ceased)
- Corporate controllers
- Haylo Labs Limited
- Charges (mortgages)
- 21 registered, 1 outstanding, 20 satisfied
Previous names
- X-FAB U.K. LTD. (changed 14 January 2010)
Questions about PLESSEY SEMICONDUCTORS LIMITED
Is PLESSEY SEMICONDUCTORS LIMITED active?
Yes. The Companies House register shows the company's status as “Active”. (Companies House register, as at 1 April 2026.)
When was PLESSEY SEMICONDUCTORS LIMITED incorporated?
PLESSEY SEMICONDUCTORS LIMITED was incorporated on 18 December 2000, according to the Companies House register. (Companies House register, as at 1 April 2026.)
Where is PLESSEY SEMICONDUCTORS LIMITED registered?
Its registered office is in Plymouth, PL6 7BQ. (Companies House register, as at 1 April 2026.)
Who controls PLESSEY SEMICONDUCTORS LIMITED?
The register lists 1 current person with significant control (2 including those who have ceased). Corporate controllers named on the register: Haylo Labs Limited. The register shows control, not a list of shareholders. Individuals are named at https://find-and-update.company-information.service.gov.uk/company/04129612/persons-with-significant-control. (Companies House register, as at 1 April 2026.) Who owns a UK limited company: shareholders, PSCs and what the register shows
When are PLESSEY SEMICONDUCTORS LIMITED's next accounts due?
The register shows the next accounts as due by 31 March 2027. Its latest accounts on the register were made up to 30 June 2025. (Companies House register, as at 1 April 2026.)
Does PLESSEY SEMICONDUCTORS LIMITED file dormant accounts?
Not in its latest accounts. The register gives their category as “Full accounts”, made up to 30 June 2025. (Companies House register, as at 1 April 2026.) What a dormant company is and what it must file
Does PLESSEY SEMICONDUCTORS LIMITED have any charges registered against it?
Yes. The register shows 21 charges: 1 outstanding and 20 satisfied. The charges themselves are listed at https://find-and-update.company-information.service.gov.uk/company/04129612/charges. (Companies House register, as at 1 April 2026.) Company charges: what a mortgage or debenture means and how to read one
Is PLESSEY SEMICONDUCTORS 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 6 October 2026. A name screen is not legal clearance.
Related companies
More manufacture of electronic components companies
- SIEMENS PLC
- PROTEC FIRE DETECTION PUBLIC LIMITED COMPANY
- HUBER + SUHNER (UK) LIMITED
- CCL COMPONENTS LTD.
- HARWIN PLC
- MICROSS COMPONENTS LIMITED
- INNO TOUCH UK LIMITED
- ALBRIGHT INTERNATIONAL LIMITED
Industry overview: 1,543 active companies in SIC 26110
Other active companies registered at PL6 7BQ
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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: PLESSEY SEMICONDUCTORS LIMITED on Companies House.
Developers can fetch this profile as JSON with GET https://api.companystack.co.uk/company/04129612 — see the API documentation and pricing.