SI CONCEPT LTD
Active Company number 06673758
SI CONCEPT LTD (company number 06673758) is a private limited company incorporated on 15 August 2008. Its status on the Companies House register is Active. Its registered office is in London, E2 7DP. Its nature of business (SIC 2007) is architectural activities (71111). Its latest accounts we hold, for the period ending 31 August 2023, report net assets of £5,244.
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 SI CONCEPT 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
- 06673758
- Status
- Active
- Company type
- Private Limited Company
- Incorporated
- 15 August 2008
- Country of origin
- United Kingdom
- Registered office
- 42 REDCHURCH STREET
LONDON
E2 7DP
Nature of business (SIC 2007)
Accounts and confirmation statement
- Accounting reference date
- 31 August
- Accounts category
- MICRO ENTITY
- Accounts last made up to
- 31 August 2023
- Next accounts due
- 31 August 2025 Overdue
- Confirmation statement last made up to
- 15 August 2025
- Next confirmation statement due
- 29 August 2026 Overdue
Financial summary
| Period ending | 31 August 2023 | 31 August 2022 | 31 August 2021 | 31 August 2020 | 31 August 2019 | 31 August 2018 | 31 August 2017 | 31 August 2016 | 31 August 2015 | 31 August 2014 | 31 August 2013 | 31 August 2012 | 31 August 2011 | 31 August 2010 | 31 August 2009 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total assets | £465k | £426k | £504k | £237k | £88k | £80k | £83k | £68k | £77k | £205k | £161k | £95k | £52k | £12k | £5,990 |
| Cash at bank | Not filed | — | £470k | £198k | £28k | — | — | — | £37k | £152k | £141k | £82k | £30k | £4,057 | £2,566 |
| Current liabilities | £416k | £372k | £244k | £142k | £118k | £81k | £83k | £63k | £62k | £182k | £131k | £71k | £53k | £26k | £14k |
| Net current assets / (liabilities) | (£68k) | (£34k) | £242k | £59k | (£74k) | (£19k) | (£31k) | (£12k) | (£7,191) | (£7,059) | £10k | £20k | (£4,334) | (£17k) | (£12k) |
| Total liabilities | £459k | £422k | £539k | £142k | £118k | £81k | £83k | £63k | £62k | £182k | £131k | £71k | £53k | £26k | £14k |
| Net assets / (liabilities) | £5,244 | £3,053 | (£35k) | £95k | (£30k) | (£1,527) | (£233) | £5,062 | £15k | £22k | £30k | £24k | (£769) | (£14k) | (£8,437) |
| Employees | 8 | 7 | 8 | 0 | 0 | — | — | — | — | — | — | — | — | — | — |
Not filed: the accounts do not give the figure. —: no figure read from the filing.
- Year to 31 August 2023: cash not filed. Micro-entity accounts give current assets as one total, without debtors, stock or cash.
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)
- 1 registered, 1 outstanding, 0 satisfied
Questions about SI CONCEPT LTD
Is SI CONCEPT LTD active?
Yes. The Companies House register shows the company's status as “Active”. (Companies House register, as at 29 September 2026.)
When was SI CONCEPT LTD incorporated?
SI CONCEPT LTD was incorporated on 15 August 2008, according to the Companies House register. (Companies House register, as at 29 September 2026.)
Where is SI CONCEPT LTD registered?
Its registered office is in London, E2 7DP. (Companies House register, as at 29 September 2026.)
Who controls SI CONCEPT LTD?
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/06673758/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 SI CONCEPT LTD's next accounts due?
The register shows the next accounts as due by 31 August 2025. That date has passed. The register had not yet recorded those accounts as filed. Its latest accounts on the register were made up to 31 August 2023. (Companies House register, as at 29 September 2026.)
Does SI CONCEPT LTD file dormant accounts?
Not in its latest accounts. The register gives their category as “Micro-entity accounts”, made up to 31 August 2023. (Companies House register, as at 29 September 2026.) What a dormant company is and what it must file
Does SI CONCEPT LTD 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/06673758/charges. (Companies House register, as at 29 September 2026.) Company charges: what a mortgage or debenture means and how to read one
Is SI CONCEPT 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 5 October 2026. A name screen is not legal clearance.
Related companies
More architectural activities companies
- BURNS & MCDONNELL EUROPE (UK) LIMITED
- ALLFORD HALL MONAGHAN MORRIS LIMITED
- PASCALL + WATSON LIMITED
- STRIDE TREGLOWN GROUP PLC
- SCOTT BROWNRIGG LIMITED
- BROADWAY MALYAN LIMITED
- EPR ARCHITECTS LIMITED
- HAWKINS BROWN DESIGN LIMITED
Industry overview: 17,185 active companies in SIC 71111
Other active companies registered at E2 7DP
Related guides
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: SI CONCEPT LTD on Companies House.
Developers can fetch this profile as JSON with GET https://api.companystack.co.uk/company/06673758 — see the API documentation and pricing.