- Company number
- 16183427
- Incorporated
- 14 Jan 20251 year trading
- Registered office
- 78 York Street, London, W1H 1DP
- Nature of business
- Construction of domestic buildings
Prime Prefabric Ltd is a 1-year-old private limited company registered in London, company number 16183427, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 14 October 2026, and its first CT600 is due at HMRC on 13 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.
Is this your company?
File the first accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Prime Prefabric LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Financial snapshot, 2026
From the balance sheet at 31 January 2026, as filed at Companies House.
Where Prime Prefabric Ltd is registered
The registered office is in London (W1H), in the Westminster local authority area, London. Show W1H 1DP on a map.
Other trade companies in W1H
- Goodwill Development LimitedProperty developers
- Fibrespan London LimitedProperty developers
- Veniche London LtdFinishing trades
- Livluv LimitedProperty developers
- Anaut UK LtdMachinery repair and installation
- Orttewell LimitedProperty developers
- Creechurch London LimitedProperty developers
- Well Future Trading LtdMotor traders
Shared registered office
32 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 Prime Prefabric 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 14 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 15 Oct 2026 to 14 Nov 2026 | £150 |
| 1 to 3 months late | 15 Nov 2026 to 14 Jan 2027 | £375 |
| 3 to 6 months late | 15 Jan 2027 to 14 Apr 2027 | £750 |
| More than 6 months late | From 15 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
- 16183427
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 January 2025 (1 year ago)
- Registered office
- 78 York Street, London, W1H 1DP
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 13 January 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.
- Prime Project Contractors Ltd2017
- Prime Refurbishment & Services Ltd2024
- Prime Site Recruitment Limited2026
- Prime Space Conversions and Builds Ltd2026
- Prime-L Construction Ltd2024
- Primebrick Construction Ltd2026
- Primecrew Solutions Limited2025
- Primefix Building Renovations Ltd2026
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Prime Prefabric Ltd's accounts due?
Prime Prefabric Ltd's next accounts are due at Companies House by 14 October 2026 (tomorrow), covering the period to 31 January 2026.
When is Prime Prefabric 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 13 January 2026, due by 13 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 Prime Prefabric Ltd still trading?
Prime Prefabric 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 Prime Prefabric Ltd do?
Prime Prefabric Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Prime Prefabric Ltd?
Prime Prefabric Ltd was incorporated on 14 January 2025, 1 year ago.
What is the penalty if Prime Prefabric 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 Prime Prefabric 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.