- Company number
- 16190385
- Incorporated
- 17 Jan 20251 year trading
- Registered office
- 85 Great Portland Street, First Floor, London, Greater London, W1W 7LT
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Plumbing, heat and air-conditioning installation
LPH Mechanical Limited is a 1-year-old private limited company registered in London, company number 16190385, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 17 October 2026, and its first CT600 is due at HMRC on 16 January 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.
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Financial snapshot, 2026
From the balance sheet at 31 January 2026, as filed at Companies House.
Where LPH Mechanical Limited is registered
The registered office is in London (W1W), in the Westminster local authority area, London. Show W1W 7LT on a map.
Other trade companies in W1W
- Civaris LtdSpecialist contractors
- R&R Construction Group LtdBuilders
- Aurum Cooling LtdPlumbers and heating engineers
- Steam Wood Stone LtdFinishing trades
- Hau Developments LimitedProperty developers
- Group Atlas Financial 83 LtdPainters and decorators
- Energy Reward LtdMotor traders
- Holly’S Housekeeping LtdCleaning companies
Shared registered office
135 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 LPH Mechanical 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 17 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 18 Oct 2026 to 17 Nov 2026 | £150 |
| 1 to 3 months late | 18 Nov 2026 to 17 Jan 2027 | £375 |
| 3 to 6 months late | 18 Jan 2027 to 17 Apr 2027 | £750 |
| More than 6 months late | From 18 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 16190385
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 January 2025 (1 year ago)
- Registered office
- 85 Great Portland Street, First Floor, London, Greater London, W1W 7LT
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Plumbing, heat and air-conditioning installation (SIC 43220) - Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 16 January 2026
- Previous names
- Luxury Plumbing and Heating Ltd (until 11 Apr 2026)
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 London
Other active building contractors registered in London.
- LPP&P Ltd2018
- LPT25 Limited2025
- Lra Maintenance Ltd2015
- LRS Design Ltd2024
- Lrzu Ltd2026
- LS Building Contractors Ltd2017
- LSC Systems Ltd2026
- Lso Associates Ltd2025
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are LPH Mechanical Limited's accounts due?
LPH Mechanical Limited's next accounts are due at Companies House by 17 October 2026 (in 5 days), covering the period to 31 January 2026.
When is LPH Mechanical Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 16 January 2026, due by 16 January 2027, and one for the period to 31 January 2026, due by 31 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is LPH Mechanical Limited still trading?
LPH Mechanical 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 LPH Mechanical Limited do?
LPH Mechanical Limited is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Plumbing, heat and air-conditioning installation (SIC 43220).
How old is LPH Mechanical Limited?
LPH Mechanical Limited was incorporated on 17 January 2025, 1 year ago.
What is the penalty if LPH Mechanical 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 LPH Mechanical 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.