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  4. JSJ Construction Limited

JSJ Construction Limited

ActiveTotal exemption (full) accountsProperty developersLuton
Company number
15705196
Incorporated
7 May 20242 years trading
Registered office
23-27 King Street, Luton, LU1 2DW
Nature of business
Development of building projects; Construction of commercial buildings; Construction of domestic buildings
Accounts due in
139 days
28 Feb 2027
Net assets
£1
At 31 May 2025
Cash at bank
£1
At 31 May 2025
Employees
0
Average during the year
From the Companies House register, 1 Oct 2026

JSJ Construction Limited is a 2-year-old private limited company registered in Luton, company number 15705196, one of 330 property development companies in Luton. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 2027.

Key dates

Worked out from the year end and filing history on the Companies House register.

Accounts due
28 Feb 2027
in 139 days
For the period to 31 May 2026
CT600 due
31 May 2027
in 231 days
Period 1 Jun 2025 to 31 May 2026
Corporation tax payment
1 Mar 2027
in 140 days
9 months and 1 day after the period end
Confirmation statement
20 May 2027
in 220 days
Last made up to 6 May 2026

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Financial snapshot, 2025

From the balance sheet at 31 May 2025, as filed at Companies House.

Net assets
£1
Cash at bank
£1
Employees
0
Average during the year, including directors

Who runs and owns JSJ Construction Limited

From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.

Officer

NameRoleAppointed
J*** J***DirectorMay 2024

Person with significant control

Individual · since May 2024
J*** J***
Owns 75% or more of the shares
Holds 75% or more of the votes
Can appoint and remove directors

Where JSJ Construction Limited is registered

JSJ Construction Limited's registered office on a map of the UK

The registered office is in Luton (LU1), in the Luton local authority area, East of England. Show LU1 2DW on a map.

Other trade companies in LU1

Shared registered office

47 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 JSJ Construction 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 28 February 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Mar 2027 to 31 Mar 2027£150
1 to 3 months late1 Apr 2027 to 31 May 2027£375
3 to 6 months late1 Jun 2027 to 31 Aug 2027£750
More than 6 months lateFrom 1 Sep 2027£1,500

Penalties double if the accounts were also late the year before.

HMRC (CT600)FromPenalty
1 day late1 Jun 2027£200
3 months late31 Aug 2027another £200
6 months late30 Nov 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 May 2028another 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
15705196
Status
Active
Company type
Private limited company
Incorporated
7 May 2024 (2 years ago)
Registered office
23-27 King Street, Luton, LU1 2DW
Nature of business
Development of building projects (SIC 41100)
Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Year end
31 May (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
31 May 2025
Last confirmation statement
6 May 2026

Filing notes for property development companies

Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.

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Other active property development companies registered in Luton.

All property development companies in Luton · All trades in Luton · Property developers across the UK

Frequently asked questions

When are JSJ Construction Limited's accounts due?

JSJ Construction Limited's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.

When is JSJ Construction Limited's CT600 due?

The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.

Is JSJ Construction Limited still trading?

JSJ Construction 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 JSJ Construction Limited do?

JSJ Construction Limited is registered under Development of building projects (SIC 41100); Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).

How old is JSJ Construction Limited?

JSJ Construction Limited was incorporated on 7 May 2024, 2 years ago.

Who runs JSJ Construction Limited?

JSJ Construction Limited has 1 active director, the longest-serving appointed in May 2024. Their names and service addresses are on the Companies House register.

Who owns JSJ Construction Limited?

One person or company has significant control of JSJ Construction Limited: an individual (owns 75% or more of the shares).

What is the penalty if JSJ Construction 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 JSJ Construction Limited on Companies House for filed documents, officers and the full history.

Report an error on this page

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.

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