- Companies
- Plumbers and heating engineers
- Colchester
- Blackwater Plumbing & Heating Ltd
Blackwater Plumbing & Heating Ltd
- Company number
- 16408324
- Incorporated
- 25 Apr 20251 year trading
- Registered office
- Unit 3 Threshelfords Business Park Inworth Road, Feering, Colchester, CO5 9SE
- Nature of business
- Plumbing, heat and air-conditioning installation
Blackwater Plumbing & Heating Ltd is a 1-year-old private limited company registered in Colchester, company number 16408324, one of 211 plumbing and heating companies in Colchester. Its next accounts are due at Companies House on 25 January 2027, and its first CT600 is due at HMRC on 24 April 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
Is this your company?
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Where Blackwater Plumbing & Heating Ltd is registered
The registered office is in Colchester (CO5), in the Braintree local authority area, East of England. Show CO5 9SE on a map.
Other trade companies in CO5
- Essex Kar Bodywork LimitedMechanics and garages
- Desmo Lifts LimitedInstallers
- Web Roofing and Property Maintenance LtdRoofers
- Breaking Ground LtdBuilders
- Buildwise Property LimitedFacilities management
- Azeem & Antony LimitedSpecialist contractors
- Blackwater Contracts LtdBuilders
- RMC Electrical Installations LimitedElectricians
Shared registered office
53 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Blackwater Plumbing & Heating Ltd 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 25 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 26 Jan 2027 to 25 Feb 2027 | £150 |
| 1 to 3 months late | 26 Feb 2027 to 25 Apr 2027 | £375 |
| 3 to 6 months late | 26 Apr 2027 to 25 Jul 2027 | £750 |
| More than 6 months late | From 26 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 16408324
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 April 2025 (1 year ago)
- Registered office
- Unit 3 Threshelfords Business Park Inworth Road, Feering, Colchester, CO5 9SE
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 24 April 2026
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 Colchester
Other active plumbing and heating companies registered in Colchester.
- Blanchette Building Heating & Plumbing Limited2024
- Blois Plumbing and Heating Ltd.2012
- Bobby Don Construction Ltd2021
- Boiler Medic (London) Limited2021
- Boiler Tec Group Ltd2023
- Britannia Heating Ltd2025
- BSB Heating Ltd2012
- Buckland and Woodward Plumbing and Heating Services Ltd2019
All plumbing and heating companies in Colchester · All trades in Colchester · Plumbers and heating engineers across the UK
Frequently asked questions
When are Blackwater Plumbing & Heating Ltd's accounts due?
Blackwater Plumbing & Heating Ltd's next accounts are due at Companies House by 25 January 2027 (in 104 days), covering the period to 30 April 2026.
When is Blackwater Plumbing & Heating Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 24 April 2026, due by 24 April 2027, and one for the period to 30 April 2026, due by 30 April 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Blackwater Plumbing & Heating Ltd still trading?
Blackwater Plumbing & Heating Ltd 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 Blackwater Plumbing & Heating Ltd do?
Blackwater Plumbing & Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Blackwater Plumbing & Heating Ltd?
Blackwater Plumbing & Heating Ltd was incorporated on 25 April 2025, 1 year ago.
What is the penalty if Blackwater Plumbing & Heating Ltd 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 Blackwater Plumbing & Heating Ltd 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.