Filing status
- Accounts due
- 31 March 2027
- Last accounts
- 30 June 2025
- Conf. stmt due
- 16 July 2027
- Last conf. stmt
- 2 July 2026
Durham Magneto Optics Ltd
- Incorporated
- 23 July 2002 (24 years)
- Industry
- Other manufacturing n.e.c. (32990)
- Directors
- Peter Robert SeemRussell Paul Cowburn
- Owned by
- Russell Paul Cowburn
- Accounts type
- Total exemption full
- Region
- East of England
- Address
- Building 7 Old Farm Business Centre Church RoadToftCambridgeCB23 2RF
Charges
- Total
- 4
- Outstanding
- 2
- Part satisfied
- 0
- Satisfied
- 2
Officers 4 active
Officer details are public data from the Companies House register.
Harris, Ian Roy
Secretary · Appointed 30 August 2018
Director · Appointed 30 August 2018
British
Born August 1962 (64)
Seem, Peter Robert, Doctor
Director · Appointed 1 June 2013
American
Born December 1981 (44)
Cowburn, Russell Paul
Director · Appointed 23 July 2002
British
Born August 1971 (55)
Officer history (4 former)
30 August 2018
Appointed Harris, Ian Roy as Secretary
30 August 2018
1 June 2013
Appointed Seem, Peter Robert, Doctor as Director
14 June 2010
Resigned Cowburn, Rebecca Wendy as Director
31 October 2008
23 July 2002
Appointed Cowburn, Russell Paul as Director
23 July 2002
23 July 2002
23 July 2002
23 July 2002
23 July 2002
23 July 2002
Appointed Cowburn, Rebecca Wendy as Director
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Russell Paul Cowburn
Individual · Notified 1 July 2016
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
British
Born August 1971 (55)
Financials
Balance sheet as at 30 June 2025 · total exemption full accounts
- Net Assets
- £5,815,287
- Cash
- £3,875,921
- Employees
- 18
- Debt Ratio
- 9%
- Current Ratio
- 10.7x
Trend
Net Assets
Balance sheet detail
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|
| Fixed Assets | £301,792 | £401,563 | £391,460 | £344,261 | £341,084 | £249,833 | |
| Current Assets | £6,079,750 | £5,702,896 | £3,991,999 | £3,825,294 | £3,010,547 | £2,125,945 | £2,334,323 |
| Debtors | £1,113,761 | £820,009 | £877,526 | £478,567 | £810,569 | ||
| Cash | £3,875,921 | £3,192,690 | £2,728,238 | £2,943,378 | £2,117,048 | £1,647,378 | £1,496,377 |
| Creditors (< 1 year) | £566,255 | £471,927 | £32,471 | £590,758 | £271,563 | £286,629 | £200,073 |
| Creditors (> 1 year) | (£25,807) | £0 | |||||
| Net Current Assets | £5,513,495 | £5,230,969 | £3,959,528 | £3,234,536 | £2,738,984 | £1,839,316 | £2,134,250 |
| Net Assets | £5,815,287 | £5,632,532 | £4,319,872 | £3,604,604 | £3,104,292 | £2,176,604 | £2,380,287 |
| Shareholder Funds | £5,815,287 | £5,632,532 | £4,319,872 | £3,604,604 | £3,104,292 | £2,176,604 | £2,380,287 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 15 July 2026 | Confirmation statement with no updates | 2 July 2026 | ||
| 25 June 2026 | Total exemption full accounts | 30 June 2025 | ||
| 25 August 2025 | Registration of a charge | |||
| 9 July 2025 | Confirmation statement with updates | 2 July 2025 | ||
| 27 June 2025 | Total exemption full accounts | 30 June 2024 |
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