Filing status
- Accounts due
- 30 June 2027
- Last accounts
- 30 September 2025
- Conf. stmt due
- 1 February 2027
- Last conf. stmt
- 18 January 2026
Reservoir Dynamics Limited
- Incorporated
- 21 September 1999 (27 years)
- Industry
- Other research and experimental development on natural sciences and engineering (72190)
- Directors
- Linda Anne Heffer
- Owned by
- Sarah Emily KellyGregory James Heffer
- Accounts type
- Micro entity
- Region
- South East
- Address
- KaynessNightingale AvenueWest HorsleyLeatherheadKT24 6PB
Officers 3 active
Officer details are public data from the Companies House register.
Heffer, Linda Anne
Secretary · Appointed 21 September 1999
British
Director · Appointed 21 September 1999
British
Born August 1949 (77)
Heffer, Linda Anne
Director · Appointed 21 September 1999
British
Born June 1951 (75)
Officer history (2 former)
21 September 1999
Appointed Heffer, Linda Anne as Secretary
21 September 1999
21 September 1999
Appointed Heffer, Linda Anne as Director
21 September 1999
21 September 1999
21 September 1999
21 September 1999
Ownership 4 active
People and entities with significant control, from the Companies House PSC register
Sarah Emily Kelly
Individual · Notified 6 April 2016
Owns 25–50% of shares
Holds 25–50% of voting rights
British
Born November 1984
Gregory James Heffer
Individual · Notified 6 April 2016
Owns 25–50% of shares
Holds 25–50% of voting rights
British
Born August 1987 (39)
British
Born August 1949 (77)
Linda Anne Heffer
Individual · Notified 6 April 2016
Has significant influence or control
British
Born June 1951 (75)
Financials
Balance sheet as at 30 September 2025 · micro entity accounts
- Net Assets
- £31,068
- Employees
- 2
- Debt Ratio
- 7%
- Current Ratio
- 15.4x
Trend
Net Assets
Balance sheet detail
| 2025 | 2024 | 2023 | 2021 | 2020 | |
|---|---|---|---|---|---|
| Fixed Assets | £0 | £44 | £96 | £176 | £235 |
| Current Assets | £33,548 | £42,998 | £34,826 | £42,282 | £43,600 |
| Debtors | £4,455 | £7,500 | |||
| Cash | £37,827 | £36,100 | |||
| Creditors (< 1 year) | £2,181 | £3,404 | £688 | ||
| Net Current Assets | £31,367 | £39,594 | £34,138 | £38,676 | £36,881 |
| Net Assets | £31,068 | £39,339 | £33,875 | £38,852 | £37,116 |
| Shareholder Funds | £31,068 | £39,339 | £33,875 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 6 November 2026 | Change of details for a person with significant control | |||
| 20 January 2026 | Confirmation statement with no updates | 18 January 2026 | ||
| 12 December 2025 | Micro company accounts | 30 September 2025 | ||
| 18 February 2025 | Micro company accounts | 30 September 2024 | ||
| 21 January 2025 | Confirmation statement with no updates | 18 January 2025 |
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