Filing status
- Accounts due
- 31 December 2026
- Last accounts
- 31 December 2024
- Conf. stmt due
- 28 September 2027
- Last conf. stmt
- 14 September 2026
Superior Sdi Limited
- Incorporated
- 14 September 2001 (25 years)
- Industry
- Management consultancy activities other than financial management (70229) Combined office administrative service activities (82110)
- Directors
- Carmen Castillo
- Owned by
- Alison Donna Mccrea Smith
- Accounts type
- Small
- Region
- Greater London
- Address
- Suite 17th Floor 50 BroadwayLondonSW1H 0BL
Officers 2 active
Officer details are public data from the Companies House register.
Corporate Secretary · Appointed 4 August 2008
Castillo, Carmen
Director · Appointed 14 September 2001
Spanish
Born January 1963 (63)
Officer history (4 former)
4 August 2008
4 August 2008
31 January 2006
31 January 2006
Resigned Knowles, Colleen as Secretary
14 September 2001
Appointed Castillo, Carmen as Director
14 September 2001
14 September 2001
14 September 2001
14 September 2001
14 September 2001
Appointed Knowles, Colleen as Secretary
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Alison Donna Mccrea Smith
Individual · Notified 25 September 2025
Owns 50–75% of shares
Holds 50–75% of voting rights
Canadian
Born January 1983 (43)
Former controllers (1)
25 September 2025
Ceased Carmen Castillo — Owns 50–75% of shares
Financials
Balance sheet as at 31 December 2024 · small accounts
- Cash
- £568,986
- Employees
- 5
- Current Ratio
- 1.8x
Trend
Shareholder Funds
Balance sheet detail
| 2024 | 2023 | 2022 | |
|---|---|---|---|
| Current Assets | £3,106,172 | £2,850,269 | |
| Debtors | £2,537,186 | £2,268,709 | |
| Cash | £568,986 | £581,560 | |
| Creditors (< 1 year) | £1,758,977 | £1,814,799 | £1,915,918 |
| Net Current Assets | £1,347,195 | £1,035,470 | |
| Shareholder Funds | £1,362,659 | £1,050,934 | |
| Turnover | £1,324,736 | ||
| Cost of Sales | £1,169,405 | ||
| Gross Profit | £155,331 | ||
| Admin Expenses | £143,002 | ||
| Profit Before Tax | £12,329 | ||
| Tax | £0 | ||
| Profit for Period | £12,329 | ||
Filings 86
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 10 November 2026 | Confirmation statement with no updates | 14 September 2026 | ||
| 6 November 2026 | Director's details changed | — | ||
| 23 October 2026 | Notification of a person with significant control | |||
| 22 October 2026 | Cessation of a person with significant control | |||
| 15 September 2026 | Secretary's details changed |
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