- Company number
- 11099569
- Incorporated
- 6 Dec 20178 years trading
- Registered office
- 22 Parklands, ST. Florence, Tenby, SA70 8NL
- Nature of business
- Construction of domestic buildings
Coastbuild Ltd is a 8-year-old private limited company registered in Tenby, company number 11099569, one of 13 building contractors in Tenby. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
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 £6,305 (+12.8%) on the year before, to £55K.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £194K against £184K owed within a year: 1.1 times cover.
- 5 employees on average during the year.
- Balance sheets on record for 8 years, 2019 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £55K | £97 | £194K | £184K | 5 |
| 31 Jan 2025 | £49K | £29 | £150K | £151K | 5 |
| 31 Jan 2024 | £69K | £30K | £153K | £146K | 4 |
| 31 Jan 2023 | £37K | £6 | £124K | £107K | 4 |
| 31 Jan 2022 | £14K | £90K | £103K | £93K | 4 |
| 31 Jan 2021 | -£16K | £55K | £63K | £55K | 3 |
| 31 Jan 2020 | £25K | £35K | £40K | £43K | 3 |
| 31 Jan 2019 | £699 | £20K | £33K | 2 |
Where Coastbuild Ltd is registered
The registered office is in Tenby (SA70), in the Pembrokeshire local authority area, Wales. Show SA70 8NL on a map.
Other trade companies in SA70
- Tenby Glass LtdGlaziers
- Allport Properties LtdProperty developers
- Eco Fresh Carpets Tenby LtdCleaning companies
- Banfield Homes LtdSpecialist contractors
- Hot Tub Maintenance Pembrokeshire LtdCleaning companies
- Sa Roofing & Building Services LtdFinishing trades
- Synergy Civils LtdCivil engineering
- Promow Max LtdLandscapers and gardeners
What happens if Coastbuild 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 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2029 | 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
- 11099569
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 December 2017 (8 years ago)
- Registered office
- 22 Parklands, ST. Florence, Tenby, SA70 8NL
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 5 December 2025
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 Tenby
Other active building contractors registered in Tenby.
- Elias Civil & Plant Ltd2024
- Flesher Developments Limited2001
- Harris and Thomas Limited2014
- Hilltop Developments Limited1995
- Homeleigh Developments Limited1994
- Jones and Bradley Building Ltd2019
- Merrony Construction Limited2014
- Sea-Land Pembroke Limited1990
All building contractors in Tenby · All trades in Tenby · Builders across the UK
Frequently asked questions
When are Coastbuild Ltd's accounts due?
Coastbuild Ltd's next accounts are due at Companies House by 31 October 2027 (in 384 days), covering the period to 31 January 2027.
When is Coastbuild Ltd's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is Coastbuild Ltd still trading?
Coastbuild 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 Coastbuild Ltd do?
Coastbuild Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Coastbuild Ltd?
Coastbuild Ltd was incorporated on 6 December 2017, 8 years ago.
What is the penalty if Coastbuild 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 Coastbuild 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.