- Companies
- Plumbers and heating engineers
- Chelmsford
- Specialist Environmental Services Limited
Specialist Environmental Services Limited
- Company number
- 01315660
- Incorporated
- 31 May 197749 years trading
- Registered office
- Environmental House Greenacres Industrial Estate, Drakes Lane, Chelmsford, Essex, CM3 3BE
- Nature of business
- Plumbing, heat and air-conditioning installation
Specialist Environmental Services Limited is a 49-year-old private limited company registered in Chelmsford, company number 01315660, one of 136 plumbing and heating companies in Chelmsford. Its next accounts are due at Companies House on 31 January 2028, and the CT600 for the period to 30 April 2027 is due at HMRC on 30 April 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £23K (+21.5%) on the year before, to £131K.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £13K against £288K owed within a year: 0.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2026 | £131K | £9,431 | £13K | £288K | 0 |
| 30 Apr 2025 | £107K | £10K | £14K | £197K | 2 |
| 30 Apr 2024 | £86K | £4,995 | £322K | 2 | |
| 30 Apr 2023 | £57K | £4,695 | £263K | 2 | |
| 30 Apr 2022 | £40K | £3,959 | £381K | £355K | 2 |
| 30 Apr 2021 | £17K | £4,580 | £215K | £216K | 2 |
| 30 Apr 2020 | £251K | £2,427 | £336K | £107K | 2 |
| 30 Apr 2019 | £231K | £5,613 | £244K | £73K | 2 |
| 30 Apr 2018 | £214K | £1,265 | £163K | £361K | |
| 30 Apr 2017 | £200K | £33K | £197K | £339K | 3 |
Who runs and owns Specialist Environmental Services Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| N*** L*** | Director | before Dec 1991 |
| S*** S*** | Director | Feb 2005 |
6 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| A*** B*** | Secretary | Feb 2005 | Nov 2015 |
| C*** L*** | Secretary | May 1995 | Jan 2005 |
| C*** L*** | Secretary | Apr 1993 | |
| M*** R*** | Secretary | Apr 1993 | May 1995 |
| C*** L*** | Director | Jan 2005 | |
| A*** P*** | Director | Dec 1992 | Aug 1995 |
People with significant control (2)
Charges (secured borrowing)
All 3 registered charges have been satisfied. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| Barclays Bank PLC | Satisfied Aug 2022 | Oct 2011 |
| Barclays Bank PLC | Satisfied Aug 2022 | Nov 2007 |
| Barclays Bank PLC | Satisfied Aug 2022 | Sep 2007 |
Where Specialist Environmental Services Limited is registered
The registered office is in Chelmsford (CM3), in the Chelmsford local authority area, East of England. Show CM3 3BE on a map.
Other trade companies in CM3
- CLS Groundworks LtdBuilders
- Proglaze Window & Door Fitters LtdGlaziers
- Wrenford Holdings LtdProperty developers
- Pinnacle Performance and Prestige LimitedMotor traders
- Corevent Fire Safety LtdElectricians
- Eaton Home Improvements and Development LtdSpecialist contractors
- Saunders Electrical LtdElectricians
- Ashcroft Vehicles LtdMotor traders
Also registered at this address
1 other company uses the same registered office as Specialist Environmental Services Limited.
- Planned Environmental Services LtdPlumbers and heating engineers
What happens if Specialist Environmental Services Limited files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 31 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2028 to 29 Feb 2028 | £150 |
| 1 to 3 months late | 1 Mar 2028 to 30 Apr 2028 | £375 |
| 3 to 6 months late | 1 May 2028 to 31 Jul 2028 | £750 |
| More than 6 months late | From 1 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 2029 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 01315660
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 May 1977 (49 years ago)
- Registered office
- Environmental House Greenacres Industrial Estate, Drakes Lane, Chelmsford, Essex, CM3 3BE
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2026
- Last confirmation statement
- 14 November 2025
- Charges (mortgages)
- 0 outstanding of 3 registered
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Chelmsford
Other active plumbing and heating companies registered in Chelmsford.
- Sub Zero Ltd2008
- SX Heating Ltd2026
- T Bird Plumbing and Heating Limited2023
- T.M. Hughes & Son Gas Services Limited2004
- Terraform Services Ltd2021
- The Essex & Suffolk Plumbing Company Limited2011
- The Essex Plumbing Company Limited2020
- The Power Saving Company Limited2008
All plumbing and heating companies in Chelmsford · All trades in Chelmsford · Plumbers and heating engineers across the UK
Frequently asked questions
When are Specialist Environmental Services Limited's accounts due?
Specialist Environmental Services Limited's next accounts are due at Companies House by 31 January 2028 (in 475 days), covering the period to 30 April 2027.
When is Specialist Environmental Services Limited's CT600 due?
The CT600 for the period to 30 April 2027 is due at HMRC by 30 April 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2028.
Is Specialist Environmental Services Limited still trading?
Specialist Environmental Services Limited is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Specialist Environmental Services Limited do?
Specialist Environmental Services Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Specialist Environmental Services Limited?
Specialist Environmental Services Limited was incorporated on 31 May 1977, 49 years ago.
Who runs Specialist Environmental Services Limited?
Specialist Environmental Services Limited has 2 active directors, the longest-serving appointed in Feb 2005. Their names and service addresses are on the Companies House register.
Who owns Specialist Environmental Services Limited?
2 people or companies have significant control of Specialist Environmental Services Limited: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Specialist Environmental Services Limited files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Specialist Environmental Services Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.