- Companies
- Specialist contractors
- Potters Bar
- Damprotek Supplies Limited
Damprotek Supplies Limited
- Company number
- 07422233
- Incorporated
- 28 Oct 201015 years trading
- Registered office
- 11 Greenleaf House, Darkes Lane, Potters Bar, Hertfordshire, EN6 1AE
- Nature of business
- Other specialised construction activities n.e.c.
Damprotek Supplies Limited is a 15-year-old private limited company registered in Potters Bar, company number 07422233, one of 28 specialist construction companies in Potters Bar. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 2027.
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 £2,164 (+117.7%) on the year before, to £325.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £3,625 against £3,983 owed within a year: 0.9 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £325 | £3,625 | £3,983 | 2 | |
| 31 Oct 2024 | -£1,839 | £2,856 | £5,745 | 2 | |
| 31 Oct 2023 | -£1,802 | £2,857 | £6,224 | 2 | |
| 31 Oct 2022 | -£14K | £41 | £2,877 | £19K | 2 |
| 31 Oct 2021 | £70 | £64 | £2,900 | £6,253 | 2 |
| 31 Oct 2020 | £1,582 | £218 | £3,772 | £6,755 | 2 |
| 31 Oct 2019 | £3,181 | £0 | £11K | £11K | 2 |
| 31 Oct 2018 | £4,428 | £4,831 | £19K | £19K | 2 |
| 31 Oct 2017 | £5,879 | £4,800 | £31K | £30K | 2 |
| 31 Oct 2016 | £13K | £9,903 | £27K | £17K |
Who runs and owns Damprotek Supplies Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| C*** C*** | Director | Oct 2010 |
| J*** C*** | Director | Oct 2010 |
| C*** C*** | Secretary | Oct 2010 |
People with significant control (2)
Where Damprotek Supplies Limited is registered
The registered office is in Potters Bar (EN6), in the Hertsmere local authority area, East of England. Show EN6 1AE on a map.
Other trade companies in EN6
- Hertfordshire Roofing and Guttering Repairs LtdRoofers
- Vata RC Frames LtdSpecialist contractors
- Avanti Airtech LimitedPlumbers and heating engineers
- Azmaj Group LtdFinishing trades
- Burbridge Roofing and Build LtdBuilders
- Roman Way Holdings LtdProperty developers
- Westshire Property Services LimitedFinishing trades
- Oska Auto LtdMechanics and garages
Also registered at this address
9 other companies use the same registered office as Damprotek Supplies Limited.
- Clean Management LtdCleaning companies
- Coles Basement Systems LimitedPlasterers
- Dta Lighting LtdElectricians
- Eco Electric Solutions LimitedElectricians
- JB Drywall Consultants LimitedSpecialist contractors
- Live Alectrics LimitedElectricians
- Marsh Building Services LtdInstallers
- Profire Services LimitedFacilities management
- RHB Group LtdBuilders
What happens if Damprotek Supplies 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 2028 | 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
- 07422233
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 October 2010 (15 years ago)
- Registered office
- 11 Greenleaf House, Darkes Lane, Potters Bar, Hertfordshire, EN6 1AE
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 28 October 2025
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Potters Bar
Other active specialist construction companies registered in Potters Bar.
- Derg Construction Ltd2024
- Eglington Construction Ltd2014
- Guardian Monitoring Services Limited2025
- Iam Construction Ltd2025
- JB Drywall Consultants Limited2025
- JCM Business Ltd2014
- Jgwy Limited2022
- L&S Construction and Utilities Limited2022
All specialist construction companies in Potters Bar · All trades in Potters Bar · Specialist contractors across the UK
Frequently asked questions
When are Damprotek Supplies Limited's accounts due?
Damprotek Supplies Limited's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Damprotek Supplies Limited's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Damprotek Supplies Limited still trading?
Damprotek Supplies 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 Damprotek Supplies Limited do?
Damprotek Supplies Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Damprotek Supplies Limited?
Damprotek Supplies Limited was incorporated on 28 October 2010, 15 years ago.
Who runs Damprotek Supplies Limited?
Damprotek Supplies Limited has 2 active directors, the longest-serving appointed in Oct 2010. Their names and service addresses are on the Companies House register.
Who owns Damprotek Supplies Limited?
2 people or companies have significant control of Damprotek Supplies Limited: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Damprotek Supplies 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 Damprotek Supplies 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.