- Companies
- Builders
- Portsmouth
- Aitkins Interior Specialist Ltd
Aitkins Interior Specialist Ltd
- Company number
- 11405711
- Incorporated
- 8 Jun 20188 years trading
- Registered office
- 15 Caverach Way Coverack Way, Port Solent, Portsmouth, PO6 4SX
- Nature of business
- Construction of commercial buildings
Aitkins Interior Specialist Ltd is a 8-year-old private limited company registered in Portsmouth, company number 11405711, one of 175 building contractors in Portsmouth. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £111K (+215.7%) on the year before, to £162K.
- Net assets rose in 4 of 6 year-on-year comparisons on record.
- Current assets of £161K against £12K owed within a year: more than 10 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £162K | £161K | £12K | 0 | |
| 30 Nov 2024 | £51K | £58K | £20K | 0 | |
| 30 Nov 2023 | £90K | £116K | £4,675 | 1 | |
| 30 Nov 2022 | £115K | £141K | £13K | 0 | |
| 30 Nov 2021 | £90K | £169K | £122K | 0 | |
| 30 Nov 2020 | £41K | £43K | £56K | 1 | |
| 30 Jun 2019 | £10K | £42K | £49K |
Where Aitkins Interior Specialist Ltd is registered
The registered office is in Portsmouth (PO6), in the Portsmouth local authority area, South East. Show PO6 4SX on a map.
Other trade companies in PO6
- Bellagio Partners LtdBuilders
- Cpenw LtdMachinery repair and installation
- Marla Brickwork & Construction LtdProperty developers
- Miracles in Metal LtdMechanics and garages
- FH Fire & Electrical LtdElectricians
- Thomcore LimitedSpecialist contractors
- JMS Southern LtdElectricians
- The Motum Group LtdSpecialist contractors
What happens if Aitkins Interior Specialist 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 31 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 11405711
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 June 2018 (8 years ago)
- Registered office
- 15 Caverach Way Coverack Way, Port Solent, Portsmouth, PO6 4SX
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 11 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 Portsmouth
Other active building contractors registered in Portsmouth.
- Ajito Property Limited2025
- All Scope Construction Limited2025
- Andromeda Carpentry and Building Services Limited2004
- Arland Developments Limited2026
- Athena South Ltd2024
- Atlas Construction & Design Ltd2025
- Aztec Elite Construction Ltd2024
- Barhill Plant Limited1973
All building contractors in Portsmouth · All trades in Portsmouth · Builders across the UK
Frequently asked questions
When are Aitkins Interior Specialist Ltd's accounts due?
Aitkins Interior Specialist Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Aitkins Interior Specialist Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Aitkins Interior Specialist Ltd still trading?
Aitkins Interior Specialist 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 Aitkins Interior Specialist Ltd do?
Aitkins Interior Specialist Ltd is registered under Construction of commercial buildings (SIC 41201).
How old is Aitkins Interior Specialist Ltd?
Aitkins Interior Specialist Ltd was incorporated on 8 June 2018, 8 years ago.
What is the penalty if Aitkins Interior Specialist 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 Aitkins Interior Specialist 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.