Filing status
- Accounts due
- 31 May 2027
- Last accounts
- 31 August 2025
- Conf. stmt due
- 13 October 2027
- Last conf. stmt
- 29 September 2026
Byrne & Son Limited
- Incorporated
- 1 September 2003 (23 years)
- Industry
- Other specialised construction activities n.e.c. (43999)
- Directors
- Mark Francis Byrne
- Owned by
- Mark Francis ByrneCathren Frances Whelton
- Accounts type
- Micro entity
- Region
- Greater London
- Address
- 147 Station RoadLondonE4 6AG
Officers 1 active
Officer details are public data from the Companies House register.
Byrne, Mark Francis
Director · Appointed 1 September 2003
British
Born September 1973 (53)
Officer history (4 former)
14 July 2025
Resigned Whelton, Cathren Frances as Secretary
1 September 2003
Appointed Byrne, Mark Francis as Director
1 September 2003
1 September 2003
1 September 2003
1 September 2003
1 September 2003
1 September 2003
1 September 2003
Appointed Whelton, Cathren Frances as Secretary
Ownership 2 active
People and entities with significant control, from the Companies House PSC register
Mark Francis Byrne
Individual · Notified 1 July 2016
Owns 50–75% of shares
Holds 50–75% of voting rights
Right to appoint and remove directors
British
Born September 1973 (53)
Cathren Frances Whelton
Individual · Notified 6 April 2016
Owns 25–50% of shares
Holds 25–50% of voting rights
Irish
Born February 1972 (54)
Financials
Balance sheet as at 31 August 2025 · micro entity accounts
- Net Assets
- £100
- Employees
- 2
- Debt Ratio
- 99%
- Current Ratio
- 0.8x
Trend
Net Assets
Balance sheet detail
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|
| Fixed Assets | £4,848 | £6,464 | £8,809 | £11,492 | £15,323 | £2,689 | £3,604 |
| Current Assets | £9,090 | £10,253 | £7,225 | £22,735 | £45,964 | £18,282 | £14,004 |
| Creditors (< 1 year) | £11,935 | £14,045 | £22,728 | £18,081 | £43,164 | £24,855 | £20,153 |
| Creditors (> 1 year) | £1,903 | £5,945 | £12,541 | £16,014 | £18,000 | ||
| Net Current Assets | (£2,845) | (£3,792) | (£15,503) | £4,654 | £2,800 | (£6,573) | (£6,149) |
| Net Assets | £100 | (£3,273) | (£19,235) | £132 | £123 | (£3,884) | |
| Shareholder Funds | £100 | (£3,273) | (£19,235) | £132 | £123 | (£3,884) | (£2,545) |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 22 May 2026 | Micro company accounts | 31 August 2025 | ||
| 8 October 2025 | Confirmation statement with no updates | 29 September 2025 | ||
| 7 October 2025 | Notification of a person with significant control | |||
| 7 October 2025 | Change of details for a person with significant control | |||
| 7 October 2025 | Change of details for a person with significant control |
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