- Companies
- Plumbers and heating engineers
- London
- Smith Adaptations NW Limited
Smith Adaptations NW Limited
- Company number
- 16208584
- Incorporated
- 26 Jan 20251 year trading
- Registered office
- 71-75 Shelton Street, London, WC2H 9JQ
- Nature of business
- Plumbing, heat and air-conditioning installation
Smith Adaptations NW Limited is a 1-year-old private limited company registered in London, company number 16208584, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 5 February 2028, and the CT600 for the period to 5 May 2027 is due at HMRC on 5 May 2028.
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 £298K (-98.1%) on the year before, to £5,639.
- 1 employee on average, down from 8 the year before.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 5 May 2026 | £5,639 | £0 | £5,640 | 1 | |
| 30 Sep 2025 | £304K | £519K | £415K | 8 |
Where Smith Adaptations NW Limited is registered
The registered office is in London (WC2H), in the Camden local authority area, London. Show WC2H 9JQ on a map.
Other trade companies in WC2H
- Superclean Agency LtdCleaning companies
- Sal Cleaning LtdCleaning companies
- Cityshine Facilities Services LtdCleaning companies
- Pureoceanscleaning LtdCleaning companies
- Muca Property Group LimitedProperty developers
- E.L.G.G LtdJoiners and carpenters
- First Ascentia Integrated LtdCleaning companies
- Fixing London LtdSpecialist contractors
Shared registered office
4,529 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 Smith Adaptations NW 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 5 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 6 Feb 2028 to 5 Mar 2028 | £150 |
| 1 to 3 months late | 6 Mar 2028 to 5 May 2028 | £375 |
| 3 to 6 months late | 6 May 2028 to 5 Aug 2028 | £750 |
| More than 6 months late | From 6 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 6 May 2028 | £200 |
| 3 months late | 5 Aug 2028 | another £200 |
| 6 months late | 5 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 5 May 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
- 16208584
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 January 2025 (1 year ago)
- Registered office
- 71-75 Shelton Street, London, WC2H 9JQ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 5 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 5 May 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 London
Other active plumbing and heating companies registered in London.
- Smith Mechanical Ltd2026
- Smith Plumbing, Heating & Heatpumps Ltd2026
- SMT Plumbing & Heating Ltd2016
- Snap Fix Plumbing Ltd2025
- Snap Plumbing & Heating Ltd2023
- Snappy Heating Ltd2020
- SNC Gas & Heating Limited2017
- Solar - Bean Limited2007
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Smith Adaptations NW Limited's accounts due?
Smith Adaptations NW Limited's next accounts are due at Companies House by 5 February 2028 (in 480 days), covering the period to 5 May 2027.
When is Smith Adaptations NW Limited's CT600 due?
The CT600 for the period to 5 May 2027 is due at HMRC by 5 May 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 6 February 2028.
Is Smith Adaptations NW Limited still trading?
Smith Adaptations NW Limited is listed as active on the Companies House register (checked 13 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 Smith Adaptations NW Limited do?
Smith Adaptations NW Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Smith Adaptations NW Limited?
Smith Adaptations NW Limited was incorporated on 26 January 2025, 1 year ago.
What is the penalty if Smith Adaptations NW 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 Smith Adaptations NW Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.