- Companies
- Finishing trades
- London
- Project Build Specialist Ltd
Project Build Specialist Ltd
- Company number
- 16268653
- Incorporated
- 21 Feb 20251 year trading
- Registered office
- 167 167-167 Great Portland Street, 5TH Floor, London, W1W 5PF
- Nature of business
- Other building completion and finishing; Other specialised construction activities n.e.c.; Other business support service activities n.e.c.
Project Build Specialist Ltd is a 1-year-old private limited company registered in London, company number 16268653, one of 3,947 building finishing companies in London. Its next accounts are due at Companies House on 21 November 2026, and its first CT600 is due at HMRC on 20 February 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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Where Project Build Specialist Ltd is registered
The registered office is in London (W1W), in the Westminster local authority area, London. Show W1W 5PF on a map.
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- R&R Construction Group LtdBuilders
- Aurum Cooling LtdPlumbers and heating engineers
- Steam Wood Stone LtdFinishing trades
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- Group Atlas Financial 83 LtdPainters and decorators
- Energy Reward LtdMotor traders
- Holly’S Housekeeping LtdCleaning companies
What happens if Project Build Specialist 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 21 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 22 Nov 2026 to 21 Dec 2026 | £150 |
| 1 to 3 months late | 22 Dec 2026 to 21 Feb 2027 | £375 |
| 3 to 6 months late | 22 Feb 2027 to 21 May 2027 | £750 |
| More than 6 months late | From 22 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 16268653
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 February 2025 (1 year ago)
- Registered office
- 167 167-167 Great Portland Street, 5TH Floor, London, W1W 5PF
- Nature of business
- Other building completion and finishing (SIC 43390)
Other specialised construction activities n.e.c. (SIC 43999)
Other business support service activities n.e.c. (SIC 82990) - Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 20 February 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in London
Other active building finishing companies registered in London.
- Project Construction Southern Limited2012
- Project Link Group Ltd2026
- Pronext Property Services Ltd2026
- Proof & Protect Ltd2025
- Proper Built Ltd2015
- Properease Limited2023
- Properfix Co Limited2022
- Property Empire Construction Ltd2023
All building finishing companies in London · All trades in London · Finishing trades across the UK
Frequently asked questions
When are Project Build Specialist Ltd's accounts due?
Project Build Specialist Ltd's next accounts are due at Companies House by 21 November 2026 (in 39 days), covering the period to 28 February 2026.
When is Project Build Specialist 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 20 February 2026, due by 20 February 2027, and one for the period to 28 February 2026, due by 28 February 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Project Build Specialist Ltd still trading?
Project Build Specialist 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 Project Build Specialist Ltd do?
Project Build Specialist Ltd is registered under Other building completion and finishing (SIC 43390); Other specialised construction activities n.e.c. (SIC 43999); Other business support service activities n.e.c. (SIC 82990).
How old is Project Build Specialist Ltd?
Project Build Specialist Ltd was incorporated on 21 February 2025, 1 year ago.
What is the penalty if Project Build Specialist 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 Project Build Specialist 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.