- Company number
- 14586693
- Incorporated
- 11 Jan 20233 years trading
- Registered office
- 13 Abbotsbury Way, Plymouth, Devon, PL2 2HR
- Nature of business
- Construction of domestic buildings
STP Building and Maintenance Ltd is a 3-year-old private limited company registered in Plymouth, company number 14586693, one of 182 building contractors in Plymouth. 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
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 unchanged on the year before, at £2.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £2 | £2 | 0 | ||
| 31 Jan 2024 | £2 | £2 | 0 |
Where STP Building and Maintenance Ltd is registered
The registered office is in Plymouth (PL2), in the Plymouth local authority area, South West. Show PL2 2HR on a map.
Other trade companies in PL2
- Plymouth Autoworks LtdMotor traders
- TDKC Installations LtdJoiners and carpenters
- NPC Park Developments LtdMechanics and garages
- Covea Construction SW LtdBuilders
- Premier Cleaners LtdCleaning companies
- DP Carpentry & Building SW LtdBuilders
- RBPC South West LtdPlasterers
- True Finish Plastering SW LtdPlasterers
Also registered at this address
1 other company uses the same registered office as STP Building and Maintenance Ltd.
- SP Build & Design LtdBuilders
What happens if STP Building and Maintenance 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 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 14586693
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 January 2023 (3 years ago)
- Registered office
- 13 Abbotsbury Way, Plymouth, Devon, PL2 2HR
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 10 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 Plymouth
Other active building contractors registered in Plymouth.
- Tavistock Building Solutions Limited2023
- TC Bricklaying (SW) Ltd2026
- Templer Construction Limited2015
- Ten6 Developments Ltd2025
- Terry Cundy Limited2026
- Thor Property Solutions Ltd2021
- Tide and Timber Developments Ltd2026
- Top to Bottom Building SW Ltd2024
All building contractors in Plymouth · All trades in Plymouth · Builders across the UK
Frequently asked questions
When are STP Building and Maintenance Ltd's accounts due?
STP Building and Maintenance Ltd's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is STP Building and Maintenance Ltd'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 STP Building and Maintenance Ltd still trading?
STP Building and Maintenance 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 STP Building and Maintenance Ltd do?
STP Building and Maintenance Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is STP Building and Maintenance Ltd?
STP Building and Maintenance Ltd was incorporated on 11 January 2023, 3 years ago.
What is the penalty if STP Building and Maintenance 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 STP Building and Maintenance 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.