- Company number
- 16186400
- Incorporated
- 15 Jan 20251 year trading
- Registered office
- 2 Kemps Drive, London, Northwood, HA6 1UA
- Nature of business
- Construction of domestic buildings; Temporary employment agency activities
FLB1 Limited is a 1-year-old private limited company registered in Northwood, company number 16186400, one of 54 building contractors in Northwood. Its next accounts are due at Companies House on 15 October 2026, and its first CT600 is due at HMRC on 14 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?
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Where FLB1 Limited is registered
The registered office is in Northwood (HA6), in the Hillingdon local authority area, London. Show HA6 1UA on a map.
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Also registered at this address
1 other company uses the same registered office as FLB1 Limited.
- DNB1 LtdBuilders
What happens if FLB1 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 15 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 16 Oct 2026 to 15 Nov 2026 | £150 |
| 1 to 3 months late | 16 Nov 2026 to 15 Jan 2027 | £375 |
| 3 to 6 months late | 16 Jan 2027 to 15 Apr 2027 | £750 |
| More than 6 months late | From 16 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
- 16186400
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 January 2025 (1 year ago)
- Registered office
- 2 Kemps Drive, London, Northwood, HA6 1UA
- Nature of business
- Construction of domestic buildings (SIC 41202)
Temporary employment agency activities (SIC 78200) - Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 14 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 Northwood
Other active building contractors registered in Northwood.
- Gentlecraft Limited1991
- Goughbuild UK Limited2002
- Gurleen Constructions Ltd2024
- HS Tuli Builders Ltd2024
- Jcosta Property Solutions Ltd2026
- Kelway Developments Limited2007
- L&P Construct Scenery Ltd2022
- Linear Building Contractors Limited2011
All building contractors in Northwood · All trades in Northwood · Builders across the UK
Frequently asked questions
When are FLB1 Limited's accounts due?
FLB1 Limited's next accounts are due at Companies House by 15 October 2026 (in 3 days), covering the period to 31 January 2026.
When is FLB1 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 14 January 2026, due by 14 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 FLB1 Limited still trading?
FLB1 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 FLB1 Limited do?
FLB1 Limited is registered under Construction of domestic buildings (SIC 41202); Temporary employment agency activities (SIC 78200).
How old is FLB1 Limited?
FLB1 Limited was incorporated on 15 January 2025, 1 year ago.
What is the penalty if FLB1 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 FLB1 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.