Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 31 July 2027
- Last conf. stmt
- 17 July 2026
Diamond Microwave Devices Limited
- Incorporated
- 20 July 2006 (20 years)
- Industry
- Other manufacturing n.e.c. (32990)
- Directors
- Derek Green
- Accounts type
- Total exemption full
- Region
- South East
- Address
- 30 Upper High StreetThameOX9 3EZ
Charges
- Total
- 1
- Outstanding
- 1
- Part satisfied
- 0
- Satisfied
- 0
Officers 4 active
Officer details are public data from the Companies House register.
Green, Derek
Director · Appointed 28 July 2025
British
Born May 1957 (69)
British
Born September 1955 (71)
Director · Appointed 5 March 2010
British
Born January 1961 (65)
Director · Appointed 29 October 2009
British
Born December 1970 (55)
Officer history (15 former)
28 July 2025
Appointed Green, Derek as Director
24 May 2022
24 May 2022
17 July 2020
3 July 2019
Resigned Green, Derek as Director
5 April 2019
Appointed Green, Derek as Director
1 December 2016
14 January 2016
Resigned Cooke, Quentin George Paul as Secretary
8 December 2015
3 December 2014
29 March 2012
23 June 2011
17 June 2011
Resigned Grunewald, Brendon Peter as Director
18 April 2011
Resigned Claybon, Arthur as Director
18 April 2011
Appointed Grunewald, Brendon Peter as Director
6 April 2011
Resigned Grunewald, Brendon Peter as Director
5 April 2011
Appointed Claybon, Arthur as Director
8 December 2010
Appointed Grunewald, Brendon Peter as Director
8 December 2010
Resigned Grunewald, Brendon Peter as Director
8 December 2010
Appointed Grunewald, Brendon Peter as Director
1 May 2010
22 April 2010
5 March 2010
23 February 2010
Appointed Cooke, Quentin George Paul as Secretary
23 February 2010
29 October 2009
29 October 2009
29 October 2009
24 November 2008
20 July 2006
20 July 2006
20 July 2006
20 July 2006
20 July 2006
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Limited Company
Reg. no. 8008820
Former controllers (3)
13 June 2017
Ceased Oxford Technology Enterprise Capital Fund LP — Has significant influence or control
13 June 2017
Ceased The Era Foundation Limited — Has significant influence or control
13 June 2017
Ceased The Partnership Investment Fund Limited — Has significant influence or control
Group structure 3 companies
Ownership group derived from the Companies House PSC register
Diamond Microwave Holdings Limited Has significant influence or control
Diamond Microwave Devices Limited This company Owns 75–100% of shares
Financials
Figures from 2024 accounts. Newer accounts, made up to 31 December 2025, are filed but not read yet. See them on Companies House
- Net Assets
- £1,011,975
- Cash
- £718,302
Trend
Net Assets
Balance sheet detail
| 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|
| Current Assets | £1,077,207 | £839,588 | £335,473 | £332,953 | £466,423 | £488,161 |
| Debtors | £358,905 | £583,734 | £182,500 | £424,603 | £240,478 | |
| Cash | £718,302 | £255,854 | £142,844 | £150,453 | £41,820 | £247,213 |
| Creditors (< 1 year) | £30,479 | £35,333 | £101,189 | £50,144 | ||
| Net Current Assets | £1,011,975 | £790,181 | £304,994 | £297,620 | £365,234 | £438,017 |
| Net Assets | £1,011,975 | £790,181 | £304,994 | £298,092 | £366,278 | £440,225 |
| Shareholder Funds | £304,994 | £298,092 | £366,278 | £440,225 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 22 July 2026 | Confirmation statement with no updates | 17 July 2026 | ||
| 18 September 2025 | Total exemption full accounts | 31 December 2024 | ||
| 28 July 2025 | Appointment of a director | |||
| 17 July 2025 | Confirmation statement with no updates | 17 July 2025 | ||
| 19 June 2025 | Change of details for a person with significant control |
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