- Companies
- Plumbers and heating engineers
- London
- Deco Class Ltd
Deco Class Ltd
- Company number
- 17159198
- Incorporated
- 15 Apr 2026
- Registered office
- 20 Wenlock Road, London, N1 7GU
- Nature of business
- Plumbing, heat and air-conditioning installation; Joinery installation; Painting; Other building completion and finishing
Deco Class Ltd is a newly incorporated private limited company registered in London, company number 17159198, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 15 January 2028, and its first CT600 is due at HMRC on 14 April 2028.
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.
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Where Deco Class Ltd is registered
The registered office is in London (N1), in the Hackney local authority area, London. Show N1 7GU on a map.
Other trade companies in N1
- Tagwise LtdSpecialist contractors
- Sphere Aviation Solutions UK LtdMachinery repair and installation
- Get IT Done Builders LtdJoiners and carpenters
- Evolution Products LimitedMotor traders
- Fleetstone Trading LtdMotor traders
- Kenneth Brady LtdElectricians
- UK Import Export LtdBuilders
- Magic Door Services LimitedMachinery repair and installation
Shared registered office
1,583 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 Deco Class 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 15 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 16 Jan 2028 to 15 Feb 2028 | £150 |
| 1 to 3 months late | 16 Feb 2028 to 15 Apr 2028 | £375 |
| 3 to 6 months late | 16 Apr 2028 to 15 Jul 2028 | £750 |
| More than 6 months late | From 16 Jul 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
- 17159198
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 April 2026
- Registered office
- 20 Wenlock Road, London, N1 7GU
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Joinery installation (SIC 43320)
Painting (SIC 43341)
Other building completion and finishing (SIC 43390) - Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
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 London
Other active plumbing and heating companies registered in London.
- Decor8S Services Ltd2020
- Deeham Ltd2020
- Deene Plumbing Heating & Gas Limited2014
- Deepskye Limited2025
- Delaney Plumbing & Heating Ltd2025
- Dell Browns Ltd2017
- Delta Boilers. Ltd2023
- Delta Install Ltd.2017
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Deco Class Ltd's accounts due?
Deco Class Ltd's next accounts are due at Companies House by 15 January 2028 (in 459 days), covering the period to 30 April 2027.
When is Deco Class 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 14 April 2027, due by 14 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Deco Class Ltd still trading?
Deco Class 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 Deco Class Ltd do?
Deco Class Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Joinery installation (SIC 43320); Painting (SIC 43341); Other building completion and finishing (SIC 43390).
How old is Deco Class Ltd?
Deco Class Ltd was incorporated on 15 April 2026, less than a year ago.
What is the penalty if Deco Class 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 Deco Class 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.