# CSII (UK) LIMITED (01683871)

> CSII (UK) LIMITED is an active private limited company (company number 01683871) incorporated on 3 December 1982, registered in London. Its registered activity is development of building projects (SIC 41100). Latest small accounts cover the period ending 31 December 2024, showing net assets of £15.78m and cash of £1.21m, with 2 employees on average. Net assets fell 6% on the prior period (£16.74m).

- Status: Active
- Incorporated: 1982-12-03
- Registered office: London, E18 1BD
- SIC 41100: Development of building projects
- Next accounts due: 2026-09-30
- Confirmation statement due: 2026-12-17
- Accounts type: SMALL

By net assets it sits in the top quarter of 12,682 comparable companies in London (median £413, upper quartile £73k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2024-12-31 | £15.78m | £1.21m | £28k | — | — | — | 2 |
| 2023-12-31 | £16.74m | £786k | £36k | — | — | — | 2 |

size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets above zero: Net assets £15,782,723 at 31 December 2024
- Cash at bank of £50,000 or more: Cash £1,210,210
- Incorporated five or more years ago: Incorporated 3 December 1982
- Accounts past their due date: Due 30 September 2026

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Mrs Simonetta Seragnoli — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors, since 2018-03-05

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/01683871
HTML: https://firmoscan.com/company/01683871-csii-uk-limited