Filing status
- Accounts due
- 31 December 2026
- Last accounts
- 31 March 2025
- Conf. stmt due
- 18 December 2026
- Last conf. stmt
- 4 December 2025
Quantum Detectors Limited
- Incorporated
- 27 September 2005 (21 years)
- Industry
- Other research and experimental development on natural sciences and engineering (72190)
- Directors
- Liam Philip OryanAndrew Graham
- Owned by
- Accounts type
- Total exemption full
- Region
- South East
- Address
- Hq TechhubFourth StreetHarwell CampusOX11 0QB
Charges
- Total
- 6
- Outstanding
- 6
- Part satisfied
- 0
- Satisfied
- 0
Officers 4 active
Officer details are public data from the Companies House register.
British
Born February 1987 (39)
Oryan, Liam Philip, Dr
Director · Appointed 12 June 2026
British
Born February 1981 (45)
Graham, Andrew
Director · Appointed 26 April 2023
British
Born February 1964 (62)
Goldsbrough, Roger
Director · Appointed 8 August 2007
British
Born September 1983 (43)
Officer history (13 former)
12 June 2026
Appointed Oryan, Liam Philip, Dr as Director
12 June 2026
14 November 2025
Resigned Shotton, Elizabeth, Dr as Director
28 March 2025
7 August 2023
7 August 2023
26 April 2023
Appointed Graham, Andrew as Director
2 July 2022
6 June 2019
Appointed Shotton, Elizabeth, Dr as Director
23 January 2019
3 October 2018
18 January 2018
10 December 2017
1 April 2016
31 December 2014
23 July 2012
8 February 2010
1 February 2010
21 January 2010
26 February 2009
21 February 2008
8 August 2007
Appointed Goldsbrough, Roger as Director
31 March 2007
27 September 2005
27 September 2005
27 September 2005
27 September 2005
27 September 2005
27 September 2005
27 September 2005
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 8 April 2025
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Private Limited Company
Reg. no. 16177125
Financials
Balance sheet as at 31 March 2025 · total exemption full accounts
- Net Assets
- £3,918,306
- Cash
- £1,323,906
- Employees
- 38
- Debt Ratio
- 47%
- Current Ratio
- 1.2x
Trend
Net Assets
Balance sheet detail
| 2025 | 2024 | 2023 | 2021 | |
|---|---|---|---|---|
| Fixed Assets | £3,384,921 | £2,574,228 | £1,661,000 | £133,315 |
| Current Assets | £4,071,505 | £3,878,619 | £4,174,322 | £3,164,133 |
| Cash | £1,323,906 | £695,994 | £1,061,946 | £1,553,231 |
| Creditors (< 1 year) | £3,528,120 | £2,876,449 | £2,937,673 | £665,694 |
| Creditors (> 1 year) | £10,000 | £10,000 | £10,000 | £10,000 |
| Net Current Assets | £543,385 | £1,002,170 | £1,236,649 | £2,498,439 |
| Net Assets | £3,918,306 | £3,566,398 | £2,887,649 | £2,621,754 |
| Shareholder Funds | £3,918,306 | £3,566,398 | £2,887,649 | £2,621,754 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 22 October 2026 | Registered office address changed | |||
| 22 July 2026 | Registration of a charge | |||
| 17 June 2026 | Appointment of a director | |||
| 17 June 2026 | Appointment of a director | |||
| 5 December 2025 | Confirmation statement with updates | 4 December 2025 |
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