Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 28 July 2027
- Last conf. stmt
- 14 July 2026
Diamond Microwave Holdings Limited
- Incorporated
- 27 March 2012 (14 years)
- Industry
- Other manufacturing n.e.c. (32990)
- Owned by
- Oxford Technology Ecf (GP) LLP
- Accounts type
- Total exemption full
- Region
- South East
- Address
- 30 Upper High StreetThameOX9 3EZ
Officers 4 active
Officer details are public data from the Companies House register.
Burgoyne, Jane Elizabeth
Secretary · Appointed 4 June 2024
British
Born September 1955 (71)
Director · Appointed 29 March 2012
British
Born December 1970 (55)
Director · Appointed 29 March 2012
British
Born January 1961 (65)
Officer history (7 former)
4 June 2024
Appointed Burgoyne, Jane Elizabeth as Secretary
24 May 2022
24 May 2022
17 July 2020
1 December 2016
14 January 2016
Resigned Cooke, Quentin George Paul as Secretary
8 December 2015
3 December 2014
3 December 2014
3 November 2014
29 March 2012
Appointed Cooke, Quentin George Paul as Secretary
29 March 2012
29 March 2012
29 March 2012
29 March 2012
29 March 2012
27 March 2012
27 March 2012
Ownership 3 active
People and entities with significant control, from the Companies House PSC register
Oxford Technology Ecf (GP) LLP
Corporate entity · Notified 31 July 2019
Owns 25–50% of shares
Holds 25–50% of voting rights
Limited Liability Partnership
Reg. no. Oc33486
Corporate entity · Notified 6 April 2016
Has significant influence or control
Limited Company
Reg. no. 05081924
Corporate entity · Notified 6 April 2016
Has significant influence or control
Limited Company
Reg. no. 00170454
Former controllers (1)
31 July 2019
Ceased Oxford Technology Enterprise Capital Fund LP — Has significant influence or control
Group structure 3 companies
Ownership group derived from the Companies House PSC register
Diamond Microwave Holdings Limited This company Has significant influence or control
Diamond Microwave Devices Limited 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
- £186,656
- Cash
- £4,644
- Debt Ratio
- 9%
Trend
Net Assets
Balance sheet detail
| 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|
| Fixed Assets | £200,530 | £200,530 | ||||
| Current Assets | £4,644 | £8,090 | £8,464 | £20,385 | £48,182 | £247,505 |
| Debtors | £1,450 | £1,225 | ||||
| Cash | £4,644 | £8,090 | £8,464 | £18,935 | £46,957 | £247,505 |
| Creditors (< 1 year) | £10,600 | £775 | £6,787 | £1,800 | ||
| Net Current Assets | (£13,874) | (£11,295) | (£2,136) | £19,610 | £41,395 | £245,705 |
| Net Assets | £186,656 | £189,235 | £198,394 | £220,140 | £241,925 | £446,235 |
| Shareholder Funds | £198,394 | £220,140 | £241,925 | £446,235 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 10 September 2026 | Total exemption full accounts | 31 December 2025 | ||
| 22 July 2026 | Confirmation statement with no updates | 14 July 2026 | ||
| 18 September 2025 | Total exemption full accounts | 31 December 2024 | ||
| 17 July 2025 | Confirmation statement with updates | 14 July 2025 | ||
| 15 July 2024 | Confirmation statement with updates | 14 July 2024 |
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