- Companies
- Specialist contractors
- Gosport
- Fourthnest Ltd
Fourthnest Ltd
- Company number
- 11803959
- Incorporated
- 4 Feb 20197 years trading
- Registered office
- T M L House, 1A the Anchorage, Gosport, Hampshire, PO12 1LY
- Nature of business
- Other specialised construction activities n.e.c.
Fourthnest Ltd is a 7-year-old private limited company registered in Gosport, company number 11803959, one of 36 specialist construction companies in Gosport. Its next accounts are due at Companies House on 26 November 2026, and the CT600 for the period to 26 February 2026 is due at HMRC on 26 February 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 £125K on the year before, to £122K.
- Net assets rose in 1 of 5 year-on-year comparisons on record.
- Current assets of £255K against £141K owed within a year: 1.8 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £122K | £13K | £255K | £141K | 0 |
| 29 Feb 2024 | -£2,526 | £174 | £2,700 | 0 | |
| 28 Feb 2023 | -£1,691 | £1,808 | £1,977 | £3,668 | 0 |
| 28 Feb 2022 | -£1,357 | £1,457 | 0 | ||
| 28 Feb 2021 | -£900 | £1,000 | 0 | ||
| 29 Feb 2020 | -£449 | £549 | 0 |
Where Fourthnest Ltd is registered
The registered office is in Gosport (PO12), in the Gosport local authority area, South East. Show PO12 1LY on a map.
Other trade companies in PO12
- Paws at 32 LtdCleaning companies
- New Horizons (Hampshire) LtdFinishing trades
- Smart Energy Advisers LtdElectricians
- Easy Clean (Southern) LtdCleaning companies
- RHR Energy LtdPlumbers and heating engineers
- Mitchell Tsco LtdCivil engineering
- Lyle Morgans Master Thatcher LtdRoofers
- Pebbles Cleaning Group LtdCleaning companies
Also registered at this address
10 other companies use the same registered office as Fourthnest Ltd.
- A. Lees Bricklaying Contractors LtdSpecialist contractors
- Anesco (Euro) LimitedElectricians
- DK Lecs LimitedElectricians
- Greenscape Grounds Maintenance (UK) LimitedLandscapers and gardeners
- K & K Decor LimitedFinishing trades
- K & R Electrical LimitedElectricians
- Knights Home Cinema LimitedElectricians
- Network Glazing LimitedGlaziers
- Quay Motors LimitedMechanics and garages
- R L Plumbing and Heating (South Coast) LimitedPlumbers and heating engineers
What happens if Fourthnest 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 26 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 27 Nov 2026 to 26 Dec 2026 | £150 |
| 1 to 3 months late | 27 Dec 2026 to 26 Feb 2027 | £375 |
| 3 to 6 months late | 27 Feb 2027 to 26 May 2027 | £750 |
| More than 6 months late | From 27 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 27 Feb 2027 | £200 |
| 3 months late | 26 May 2027 | another £200 |
| 6 months late | 26 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 26 Feb 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
- 11803959
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 February 2019 (7 years ago)
- Registered office
- T M L House, 1A the Anchorage, Gosport, Hampshire, PO12 1LY
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 26 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 8 July 2026
- Previous names
- Target Insulation Limited (until 12 Sep 2024)
Sucina Insulation Services Limited (until 1 Jul 2022)
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Gosport
Other active specialist construction companies registered in Gosport.
- Goodens Masonry Limited2002
- Hi-Spec Building Services Limited2008
- JBS Civils Limited2018
- KB Training Ltd2023
- LG Rail Management & Consultancy Ltd2025
- Midd South Construction Limited2019
- P Francis Consultancy Ltd2019
- Perfect Pavers Ltd2025
All specialist construction companies in Gosport · All trades in Gosport · Specialist contractors across the UK
Frequently asked questions
When are Fourthnest Ltd's accounts due?
Fourthnest Ltd's next accounts are due at Companies House by 26 November 2026 (in 45 days), covering the period to 26 February 2026.
When is Fourthnest Ltd's CT600 due?
The CT600 for the period to 26 February 2026 is due at HMRC by 26 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 27 November 2026.
Is Fourthnest Ltd still trading?
Fourthnest 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 Fourthnest Ltd do?
Fourthnest Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Fourthnest Ltd?
Fourthnest Ltd was incorporated on 4 February 2019, 7 years ago.
What is the penalty if Fourthnest 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 Fourthnest 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.