- Company number
- 01153251
- Incorporated
- 21 Dec 197352 years trading
- Registered office
- Tringle Hoe Duck Street, Little Easton, Dunmow, Essex, CM6 2JE
- Nature of business
- Construction of domestic buildings
Roy W. Blackwell Limited is a 52-year-old private limited company registered in Dunmow, company number 01153251, one of 42 building contractors in Dunmow. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 £47K (+34.6%) on the year before, to £182K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £422K against £268K owed within a year: 1.6 times cover.
- 6 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 |
|---|---|---|---|---|---|
| 28 Feb 2025 | £182K | £413K | £422K | £268K | 6 |
| 29 Feb 2024 | £135K | £449K | £469K | £360K | 6 |
| 28 Feb 2023 | £118K | £417K | £420K | £330K | 6 |
| 28 Feb 2022 | £95K | £371K | £392K | £332K | 6 |
| 28 Feb 2021 | £64K | £357K | £363K | £320K | 8 |
| 29 Feb 2020 | £49K | £268K | £270K | £249K | 8 |
| 28 Feb 2019 | £39K | £224K | £228K | £221K | 8 |
| 28 Feb 2018 | £41K | £206K | £238K | £230K | 10 |
| 28 Feb 2017 | £33K | £116K | £177K | £177K | 10 |
| 29 Feb 2016 | £45K | £152K | £169K | £143K | 10 |
Who runs and owns Roy W. Blackwell Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| S*** F*** | Director | Dec 2014 |
| B*** F*** | Director | Dec 2023 |
4 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| R*** B*** | Secretary | Jul 2025 | |
| R*** B*** | Director | Dec 2017 | |
| R*** B*** | Director | Jul 2025 | |
| T*** J*** | Director | May 1997 |
People with significant control (2)
Charges (secured borrowing)
3 of 3 registered charges are outstanding. 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 | Outstanding | Oct 2007 |
| Barclays Bank PLC | Outstanding | Aug 2007 |
| Barclays Bank PLC | Outstanding | Mar 1992 |
Where Roy W. Blackwell Limited is registered
The registered office is in Dunmow (CM6), in the Uttlesford local authority area, East of England. Show CM6 2JE on a map.
Other trade companies in CM6
- Sharpe Trees LtdLandscapers and gardeners
- Aston Cord (Southern) LimitedPlumbers and heating engineers
- Alhs Properties LimitedProperty developers
- Gibson & Co. Contracts LimitedElectricians
- Norson Tyres and Detailing LtdMechanics and garages
- Om Roofing and Building Contractors LtdBuilders
- Z T Auto LtdMotor traders
- Patsons Ac LtdPlumbers and heating engineers
What happens if Roy W. Blackwell 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 01153251
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 December 1973 (52 years ago)
- Registered office
- Tringle Hoe Duck Street, Little Easton, Dunmow, Essex, CM6 2JE
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 31 May 2026
- Charges (mortgages)
- 3 outstanding of 3 registered
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Dunmow
Other active building contractors registered in Dunmow.
- Ruby Scaffolding Services Ltd2023
- Seagrove Homes Limited2013
- Sherman Terra Limited2001
- Sitecore Contractors Ltd2026
- Steerson Homes Limited2022
- T & S Building Limited2006
- Totteridge Building Services Limited2011
- TW Construction and Landscaping Limited2022
All building contractors in Dunmow · All trades in Dunmow · Builders across the UK
Frequently asked questions
When are Roy W. Blackwell Limited's accounts due?
Roy W. Blackwell Limited's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is Roy W. Blackwell Limited's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Roy W. Blackwell Limited still trading?
Roy W. Blackwell 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 Roy W. Blackwell Limited do?
Roy W. Blackwell Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Roy W. Blackwell Limited?
Roy W. Blackwell Limited was incorporated on 21 December 1973, 52 years ago.
Who runs Roy W. Blackwell Limited?
Roy W. Blackwell Limited has 2 active directors, the longest-serving appointed in Dec 2014. Their names and service addresses are on the Companies House register.
Who owns Roy W. Blackwell Limited?
2 people or companies have significant control of Roy W. Blackwell Limited: an individual (owns 25% to 50% of the shares); an individual (owns 75% or more of the shares).
What is the penalty if Roy W. Blackwell 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 Roy W. Blackwell 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.