Filing status
- Accounts due
- 31 December 2026
- Last accounts
- 31 March 2025
- Conf. stmt due
- 4 May 2027
- Last conf. stmt
- 20 April 2026
Quartz Scientific Computing Limited
- Incorporated
- 28 April 1987 (39 years)
- Industry
- Other engineering activities (71129) Technical testing and analysis (71200)Other research and experimental development on natural sciences and engineering (72190)
- Directors
- Simon Patrick Hargreaves
- Owned by
- Accounts type
- Total exemption full
- Region
- Greater London
- Address
- Unit 3 Park Royal Metro CentreBritannia WayLondonNW10 7PA
Charges
- Total
- 1
- Outstanding
- 0
- Part satisfied
- 0
- Satisfied
- 1
Officers 3 active
Officer details are public data from the Companies House register.
Hargreaves, Barbara Irene
Secretary · Appointed 11 July 2014
British
British
Born June 1958 (68)
Hargreaves, Simon Patrick, Dr
Director · Appointed 11 July 2014
British
Born December 1965 (60)
Officer history (7 former)
11 July 2014
Resigned Jasko, Tamas, Dr as Secretary
11 July 2014
11 July 2014
Appointed Hargreaves, Simon Patrick, Dr as Director
11 July 2014
Appointed Hargreaves, Barbara Irene as Secretary
11 July 2014
Resigned Lawrence, Martha Irene as Director
11 July 2014
Resigned Jasko, Tamas, Dr as Director
11 July 2014
Resigned Jasko, Peter Szemere as Director
11 July 2014
Resigned Jasko, Iren Sarolta as Director
11 July 2014
Resigned Jasko, Gabor as Director
24 February 1995
Appointed Lawrence, Martha Irene as Director
2 May 1993
Appointed Jasko, Peter Szemere as Director
24 April 1993
Resigned Jasko, Gabor as Director
1 September 1991
Appointed Jasko, Gabor as Director
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Ltd
Reg. no. 03256863
Group structure 4 companies
Ownership group derived from the Companies House PSC register
Holliday Concrete Testing Limited Owns 75–100% of shares
Micron Analytical Limited Owns 75–100% of shares
Quartz Scientific Computing Limited This company Owns 75–100% of shares
Financials
Balance sheet as at 31 March 2025 · total exemption full accounts
- Cash
- £209,338
- Current Ratio
- 3.0x
Trend
Shareholder Funds
Balance sheet detail
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|
| Fixed Assets | £60,578 | £27,869 | £34,836 | £43,545 | £19,675 | £19,525 |
| Current Assets | £333,956 | £280,857 | £183,684 | £279,771 | £258,173 | £250,469 |
| Debtors | £124,618 | £127,446 | £119,336 | £97,870 | £95,021 | £42,888 |
| Cash | £209,338 | £153,411 | £29,242 | £142,762 | £136,414 | £194,373 |
| Creditors (< 1 year) | £110,177 | £95,516 | £66,856 | £78,859 | £60,336 | £66,675 |
| Net Current Assets | £223,779 | £185,341 | £116,828 | £200,912 | £197,837 | £183,794 |
| Shareholder Funds | £284,357 | £213,210 | £151,664 | £244,457 | £217,512 | £203,319 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 20 April 2026 | Confirmation statement with no updates | 20 April 2026 | ||
| 5 December 2025 | Total exemption full accounts | 31 March 2025 | ||
| 27 May 2025 | Confirmation statement with no updates | 24 April 2025 | ||
| 13 December 2024 | Accounts for a small company | 31 March 2024 | ||
| 28 May 2024 | Confirmation statement with no updates | 24 April 2024 |
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