- Company number
- 08842492
- Incorporated
- 13 Jan 201412 years trading
- Registered office
- Abacus House, 129 North Hill, Plymouth, Devon, PL4 8JY
- Nature of business
- Construction of domestic buildings
Coast Investments (South West) Ltd is a 12-year-old private limited company registered in Plymouth, company number 08842492, one of 182 building contractors in Plymouth. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Coast Investments (South West) LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £1,056 (+35.8%) on the year before, to £4,008.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £4,658 against £5,380 owed within a year: 0.9 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £4,008 | £613 | £4,658 | £5,380 | 2 |
| 31 Dec 2024 | £2,952 | £12K | £12K | £17K | 2 |
| 31 Dec 2023 | -£48K | £1,882 | £358K | £417K | 2 |
| 31 Dec 2022 | -£22K | £1,573 | £335K | £198K | 2 |
| 31 Dec 2021 | £42K | £105K | £413K | £167K | 2 |
| 31 Dec 2020 | £75K | £14K | £393K | £46K | 2 |
| 31 Dec 2019 | £51K | £39K | £192K | £120K | 2 |
| 31 Dec 2018 | £17K | £19K | £160K | £145K | 2 |
| 31 Dec 2017 | £59K | £38K | £302K | £103K | 2 |
| 31 Dec 2016 | £50K | £27K | £288K | £241K |
Where Coast Investments (South West) Ltd is registered
The registered office is in Plymouth (PL4), in the Plymouth local authority area, South West. Show PL4 8JY on a map.
Other trade companies in PL4
- Plymouth Cars SW LtdMotor traders
- Lita Formwork & Construction LtdBuilders
- Payless 1 LtdMechanics and garages
- Algar Developments LimitedJoiners and carpenters
- RJ Used Vehicles LtdMotor traders
- Commercialgasservices (ŚW) LtdPlumbers and heating engineers
- A.A.M Transport LtdSpecialist contractors
- Universe Investment Group (Market Street) LimitedProperty developers
Also registered at this address
14 other companies use the same registered office as Coast Investments (South West) Ltd.
- 4 Degrees Plumbing LtdPlumbers and heating engineers
- Beaverford LimitedCivil engineering
- Breckland Development LtdBuilders
- Four Seasons Landscapes (South West) LimitedLandscapers and gardeners
- J S Murrain & Sons LimitedGroundworks and demolition
- R M Builders & Contractors LimitedFinishing trades
- R M Developments (Southwest) LimitedProperty developers
- Scoble & Son LimitedRoofers
- Sea Breeze Salcombe LimitedCleaning companies
- Sedgeford Developments LimitedBuilders
- Tamar Electronics LimitedMachinery repair and installation
- Tavistock Building Solutions LimitedBuilders
- Tim Lowe Building Solutions LimitedProperty developers
- Viking Drylining LtdProperty developers
What happens if Coast Investments (South West) 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 08842492
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 January 2014 (12 years ago)
- Registered office
- Abacus House, 129 North Hill, Plymouth, Devon, PL4 8JY
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 13 January 2026
- Charges (mortgages)
- 0 outstanding of 3 registered
- Previous names
- Coast Construction (South West) Limited (until 4 Jan 2022)
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 Plymouth
Other active building contractors registered in Plymouth.
- Coles Plastering & Building Ltd2024
- Construcx Ltd2024
- Cornerstone Homes Southwest Ltd2025
- Corporatura SW Construction Ltd2025
- Covea Construction SW Ltd2026
- CRB Building Services Ltd2024
- Creative Construction Residential Limited2022
- D Jeffery Groundworks & Utilities Ltd2021
All building contractors in Plymouth · All trades in Plymouth · Builders across the UK
Frequently asked questions
When are Coast Investments (South West) Ltd's accounts due?
Coast Investments (South West) Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Coast Investments (South West) Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Coast Investments (South West) Ltd still trading?
Coast Investments (South West) 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 Coast Investments (South West) Ltd do?
Coast Investments (South West) Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Coast Investments (South West) Ltd?
Coast Investments (South West) Ltd was incorporated on 13 January 2014, 12 years ago.
What is the penalty if Coast Investments (South West) 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 Coast Investments (South West) 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.