- Companies
- Plumbers and heating engineers
- Chelmsford
- Dawson Blake Limited
Dawson Blake Limited
- Company number
- 13788722
- Incorporated
- 8 Dec 20214 years trading
- Registered office
- Unit 17 Mapledean Works Maldon Road, Latchingdon, Chelmsford, CM3 6LG
- Nature of business
- Plumbing, heat and air-conditioning installation
Dawson Blake Limited is a 4-year-old private limited company registered in Chelmsford, company number 13788722, one of 136 plumbing and heating companies in Chelmsford. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 down £188K (-27.7%) on the year before, to £492K.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £493K against £1,310 owed within a year: more than 10 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £492K | £493K | £1,310 | 0 | |
| 31 Dec 2024 | £680K | £681K | £1,504 | 2 | |
| 31 Dec 2023 | £680K | £681K | £1,504 | 0 | |
| 31 Dec 2022 | £2 | £2 | 0 |
Where Dawson Blake Limited is registered
The registered office is in Chelmsford (CM3), in the Maldon local authority area, East of England. Show CM3 6LG 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
What happens if Dawson Blake 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 13788722
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 December 2021 (4 years ago)
- Registered office
- Unit 17 Mapledean Works Maldon Road, Latchingdon, Chelmsford, CM3 6LG
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 7 December 2025
- Previous names
- Air Source Services Limited (until 9 Feb 2024)
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.
- Dengie Heating Services Ltd2014
- Deniz Building Services Ltd2021
- DJ Barron Plumbing & Heating Limited2017
- Downes to Earth Plumbing & Heating Ltd2026
- Eco Roofing Installations Ltd2023
- Eco Solutions Group Ltd2023
- Elite Solutions Plumbing & Heating Ltd2025
- Epc Ready UK Ltd2025
All plumbing and heating companies in Chelmsford · All trades in Chelmsford · Plumbers and heating engineers across the UK
Frequently asked questions
When are Dawson Blake Limited's accounts due?
Dawson Blake Limited's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Dawson Blake Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Dawson Blake Limited still trading?
Dawson Blake 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 Dawson Blake Limited do?
Dawson Blake Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Dawson Blake Limited?
Dawson Blake Limited was incorporated on 8 December 2021, 4 years ago.
What is the penalty if Dawson Blake 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 Dawson Blake 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.