- Company number
- 15540346
- Incorporated
- 5 Mar 20242 years trading
- Registered office
- 53 Whitefriars Drive, Harrow, HA3 5HW
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings
JW Longevity Limited is a 2-year-old private limited company registered in Harrow, company number 15540346, one of 793 building contractors in Harrow. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 March 2025, as filed at Companies House.
Where JW Longevity Limited is registered
The registered office is in Harrow (HA3), in the Harrow local authority area, London. Show HA3 5HW on a map.
Other trade companies in HA3
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- Asr234 LimitedCivil engineering
- Shine Bright With NV LtdMechanics and garages
- Direct Sparks LtdMachinery repair and installation
- Meral Decoration & Maintenance LtdPainters and decorators
- Add22 LtdCivil engineering
- Floyd Cleaners LimitedCleaning companies
- Amalia&Ioana LimitedBuilders
Also registered at this address
1 other company uses the same registered office as JW Longevity Limited.
- Prosperous Forever LimitedBuilders
What happens if JW Longevity 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 15540346
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 March 2024 (2 years ago)
- Registered office
- 53 Whitefriars Drive, Harrow, HA3 5HW
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 4 March 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 Harrow
Other active building contractors registered in Harrow.
- K J D Builders Limited2005
- K Star Property Solutions Ltd2016
- K.C. Construction Ltd2018
- K.D. Interiorart Ltd2023
- Kathmandu Design and Build Limited2020
- Kazi Building Limited2024
- KDN Builders Ltd2026
- Keefe Construction Ltd2022
All building contractors in Harrow · All trades in Harrow · Builders across the UK
Frequently asked questions
When are JW Longevity Limited's accounts due?
JW Longevity Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is JW Longevity Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is JW Longevity Limited still trading?
JW Longevity 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 JW Longevity Limited do?
JW Longevity Limited is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is JW Longevity Limited?
JW Longevity Limited was incorporated on 5 March 2024, 2 years ago.
What is the penalty if JW Longevity 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 JW Longevity 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.