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  4. Compartmentation Solutions Limited

Compartmentation Solutions Limited

ActiveNo accounts filed yet accountsInstallersLondon
Company number
16402885
Incorporated
23 Apr 20251 year trading
Registered office
Ground Floor Cooper House, 316 Regents Park Road, London, N3 2JX
Nature of business
Other construction installation; Other building completion and finishing; Other specialised construction activities n.e.c.; Environmental consulting activities
Accounts due in
19 days
31 Oct 2026
From the Companies House register, 1 Oct 2026

Compartmentation Solutions Limited is a 1-year-old private limited company registered in London, company number 16402885, one of 2,278 installation companies (insulation, lifts, shutters and similar) in London. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 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.

Accounts due
31 Oct 2026
in 19 days
For the period to 31 Jan 2026
CT600 due
31 Jan 2027
in 111 days
Period 23 Apr 2025 to 31 Jan 2026
Corporation tax payment
1 Nov 2026
in 20 days
9 months and 1 day after the period end
Confirmation statement
6 May 2027
in 206 days
Last made up to 22 Apr 2026

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Who runs and owns Compartmentation Solutions Limited

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

Officer

NameRoleAppointed
S*** T***DirectorApr 2025

Person with significant control

Company · since Apr 2025
Premier Management Partners Limited
Owns 75% or more of the shares
Holds 75% or more of the votes
Can appoint and remove directors

Where Compartmentation Solutions Limited is registered

Compartmentation Solutions Limited's registered office on a map of the UK

The registered office is in London (N3), in the Barnet local authority area, London. Show N3 2JX on a map.

Other trade companies in N3

Shared registered office

28 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 Compartmentation Solutions 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 October 2026.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Nov 2026 to 30 Nov 2026£150
1 to 3 months late1 Dec 2026 to 31 Jan 2027£375
3 to 6 months late1 Feb 2027 to 30 Apr 2027£750
More than 6 months lateFrom 1 May 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Feb 2027£200
3 months late30 Apr 2027another £200
6 months late31 Jul 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Jan 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
16402885
Status
Active
Company type
Private limited company
Incorporated
23 April 2025 (1 year ago)
Registered office
Ground Floor Cooper House, 316 Regents Park Road, London, N3 2JX
Nature of business
Other construction installation (SIC 43290)
Other building completion and finishing (SIC 43390)
Other specialised construction activities n.e.c. (SIC 43999)
Environmental consulting activities (SIC 74901)
Year end
31 January (accounting reference date)
Accounts type
No accounts filed yet
Last confirmation statement
22 April 2026

Filing notes for installation companies (insulation, lifts, shutters and similar)

Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.

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Frequently asked questions

When are Compartmentation Solutions Limited's accounts due?

Compartmentation Solutions Limited's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.

When is Compartmentation Solutions Limited's CT600 due?

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

Is Compartmentation Solutions Limited still trading?

Compartmentation Solutions 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 Compartmentation Solutions Limited do?

Compartmentation Solutions Limited is registered under Other construction installation (SIC 43290); Other building completion and finishing (SIC 43390); Other specialised construction activities n.e.c. (SIC 43999); Environmental consulting activities (SIC 74901).

How old is Compartmentation Solutions Limited?

Compartmentation Solutions Limited was incorporated on 23 April 2025, 1 year ago.

Who runs Compartmentation Solutions Limited?

Compartmentation Solutions Limited has 1 active director, the longest-serving appointed in Apr 2025. Their names and service addresses are on the Companies House register.

Who owns Compartmentation Solutions Limited?

One person or company has significant control of Compartmentation Solutions Limited: Premier Management Partners Limited (owns 75% or more of the shares).

What is the penalty if Compartmentation Solutions 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 Compartmentation Solutions 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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