Website & contact details
- Website
S M S Environmental Limited
- Incorporated
- 29 June 2001 (25 years)
- Industry
- Water collection, treatment and supply (36000)
- Directors
- Toby Robert MaddoxMelanie Jane HearnMichael James Crook
- Owned by
- Sandford, Hearn, Harris & Associates Ltd
- Accounts type
- Full
- Region
- South East
- Address
- Quad One Becquerel AvenueHarwell CampusDidcotOX11 0RA
Filing status
- Accounts due
- 30 April 2027
- Last accounts
- 31 July 2025
- Conf. stmt due
- 13 July 2027
- Last conf. stmt
- 29 June 2026
Charges
- Total
- 4
- Outstanding
- 2
- Part satisfied
- 0
- Satisfied
- 2
Officers 7 active
Officer details are public data from the Companies House register.
Maddox, Toby Robert
Director · Appointed 1 November 2021
British
Born June 1991 (35)
Hearn, Melanie Jane
Director · Appointed 8 July 2020
British
Born July 1970 (56)
Crook, Michael James
Director · Appointed 18 September 2017
British
Born August 1989 (37)
Lees, Jonathan William
Director · Appointed 2 January 2014
British
Born July 1970 (56)
Director · Appointed 7 September 2009
British
Born September 1976 (50)
British
Born October 1969 (57)
Director · Appointed 25 July 2001
British
Born June 1963 (63)
Officer history (6 former)
1 November 2021
Appointed Maddox, Toby Robert as Director
8 July 2020
Appointed Hearn, Melanie Jane as Director
15 February 2019
Resigned Hunsdon, Katarzyna Anna as Director
18 September 2017
Appointed Crook, Michael James as Director
2 January 2014
Appointed Lees, Jonathan William as Director
23 November 2012
Appointed Hunsdon, Katarzyna Anna as Director
7 September 2009
7 September 2009
29 May 2002
29 May 2002
29 May 2002
29 May 2002
29 May 2002
29 May 2002
25 July 2001
29 June 2001
29 June 2001
29 June 2001
29 June 2001
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Sandford, Hearn, Harris & Associates Ltd
Corporate entity · Notified 1 March 2021
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Private Limited Company
Holdings 1
Companies where S M S Environmental Limited is registered as a person with significant control
Owns 75–100% of shares
Active
Former controllers (2)
1 March 2021
1 March 2021
Financials
Figures from 2024 accounts. Newer accounts, made up to 31 July 2025, are filed but not read yet. See them on Companies House
- Net Assets
- £2,623,410
- Cash
- £1,031,221
- Turnover
- £13,454,014
- Profit Before Tax
- £517,112
- Employees
- 211
- Debt Ratio
- 53%
- Current Ratio
- 2.2x
- Profit Margin
- 4%
- Return on Equity
- 16%
Trend
Net Assets
Balance sheet detail
| 2024 | 2023 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|
| Fixed Assets | £313,161 | £185,369 | £200,171 | £220,405 | £240,498 |
| Current Assets | £5,218,055 | £4,345,627 | £3,876,090 | £3,988,694 | £1,809,105 |
| Debtors | £4,186,834 | £2,803,184 | £1,225,378 | ||
| Cash | £1,031,221 | £1,542,443 | £2,021,292 | £2,237,403 | £583,727 |
| Creditors (< 1 year) | £2,336,035 | £1,843,401 | £1,756,222 | £2,161,165 | £897,619 |
| Creditors (> 1 year) | £453,302 | £134,231 | £366,337 | £484,495 | £204,951 |
| Net Current Assets | £2,882,020 | £2,502,226 | £2,119,868 | £1,827,529 | £911,486 |
| Net Assets | £2,623,410 | £2,465,559 | £1,869,303 | £1,480,982 | £928,969 |
| Shareholder Funds | £2,623,410 | £2,465,559 | £1,869,303 | £1,480,982 | £928,969 |
| Turnover | £13,454,014 | ||||
| Cost of Sales | £7,079,608 | ||||
| Gross Profit | £6,374,406 | ||||
| Admin Expenses | £5,823,434 | ||||
| Staff Costs | £7,866,643 | ||||
| Operating Profit | £551,472 | ||||
| Profit Before Tax | £517,112 | ||||
| Tax | £85,261 | ||||
| Profit for Period | £431,851 | ||||
Filings 117
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 10 July 2026 | Director's details changed | |||
| 29 June 2026 | Confirmation statement with no updates | 29 June 2026 | ||
| 18 April 2026 | Full accounts | 31 July 2025 | ||
| 11 July 2025 | Confirmation statement with no updates | 29 June 2025 | ||
| 23 April 2025 | Accounts for a medium company | 31 July 2024 |
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