CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED

Active Company number 02502866

CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED (company number 02502866) is a private limited company incorporated on 17 May 1990. Its status on the Companies House register is Active. Its registered office is in London, EC2A 2AP. Its nature of business (SIC 2007) is business and domestic software development (62012). Its latest accounts we hold, for the period ending 31 December 2024, report net assets of £716k.

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.

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Company Report on CORE TECHNOLOGY SYSTEMS (U.K.) 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: 02502866
Status: Active
Company type: Private Limited Company
Incorporated: 17 May 1990
Country of origin: United Kingdom
Registered office: 9TH FLOOR
9 APPOLD STREET
LONDON
EC2A 2AP
ENGLAND

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: 20 April 2026
Next confirmation statement due: 4 May 2027

Financial summary

Period ending	31 December 2024	31 December 2023	31 December 2022	31 December 2021	31 December 2020	31 December 2019	31 December 2018	31 December 2017	31 December 2013	31 December 2012	31 December 2011	31 December 2010	31 December 2009
Profit after tax	−£66k	—	£48k	—	—	—	—	—	—	—	—	—	—
Total assets	£5.3m	£4.6m	£5.3m	£3.3m	£4.2m	£2.4m	£3.4m	£3.2m	£1.7m	£1.4m	£816k	£774k	£463k
Cash at bank	£426k	£193k	£521k	£1.4m	£3.1m	£808k	£609k	£428k	£60k	£191k	£54k	£213k	£96k
Current liabilities	£3.0m	£2.5m	£2.5m	£1.7m	£1.6m	£949k	£1.6m	£1.5m	£1.3m	£0	£663k	£538k	£228k
Net current assets / (liabilities)	(£837k)	£105k	£8,348	£1.5m	£2.7m	£1.4m	£1.6m	£1.1m	£6,494	£1.3m	£115k	£211k	£223k
Total liabilities	—	£4.2m	£4.2m	£2.2m	£2.7m	£953k	£1.6m	£1.6m	£1.3m	£1.1m	£663k	£538k	£228k
Net assets	£716k	£432k	£1.1m	£1.1m	£1.5m	£1.4m	£1.8m	£1.6m	£403k	£319k	£153k	£236k	£235k
Employees	79	54	0	52	50	49	—	—	—	—	—	—	—

—: 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 (1 including ceased)
Charges (mortgages): 8 registered, 2 outstanding, 6 satisfied

Questions about CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED

Is CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED active?

Yes. The Companies House register shows the company's status as “Active”. (Companies House register, as at 2 October 2026.)

When was CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED incorporated?

CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED was incorporated on 17 May 1990, according to the Companies House register. (Companies House register, as at 2 October 2026.)

Where is CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED registered?

Its registered office is in London, EC2A 2AP. (Companies House register, as at 2 October 2026.)

Who controls CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED?

The register lists 1 current person with significant control (1 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/02502866/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 CORE TECHNOLOGY SYSTEMS (U.K.) 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 2 October 2026.)

Does CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED 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 CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED have any charges registered against it?

Yes. The register shows 8 charges: 2 outstanding and 6 satisfied. The charges themselves are listed at https://find-and-update.company-information.service.gov.uk/company/02502866/charges. (Companies House register, as at 2 October 2026.) Company charges: what a mortgage or debenture means and how to read one

Is CORE TECHNOLOGY SYSTEMS (U.K.) 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 8 October 2026. A name screen is not legal clearance.

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Companies with similar names

Other companies, LLPs and partnerships on the Companies House register whose names begin “CORE TECHNOLOGY”. Each is a separate legal entity from CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED: check the registered number before relying on a name. Register data as at 2 October 2026.

CORE TECHNOLOGY ENGINEERING LIMITED (Company, Active, Wimborne; 13804668)
CORE TECHNOLOGY LTD (Company, Active, Biggleswade; 16874008)
CORE TECHNOLOGY PROJECTS LTD (Company, Active, Wisbech; 04801225)
CORE TECHNOLOGY SERVICES LIMITED (Company, Active, London; 03492384)
CORE TECHNOLOGY TRADING COMPANY LTD (Company, Active, Manchester; 14422377)
CORE TECHNOLOGY VENTURES SERVICES LIMITED (Company, Active, Wolsingham; 04067643)

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: CORE TECHNOLOGY SYSTEMS (U.K.) LIMITED on Companies House.

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