- Companies
- Installers
- Swansea
- Pro Spec Interiors Limited
Pro Spec Interiors Limited
- Company number
- 04277674
- Incorporated
- 28 Aug 200125 years trading
- Registered office
- Druslyn House, De La Beche Street, Swansea, SA1 3HJ
- Nature of business
- Other construction installation
Pro Spec Interiors Limited is a 25-year-old private limited company registered in Swansea, company number 04277674, one of 58 installation companies (insulation, lifts, shutters and similar) in Swansea. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 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 down £33K (-34%) on the year before, to £63K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £209K against £157K owed within a year: 1.3 times cover.
- 4 employees on average, up from 3 the year before.
- 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 |
|---|---|---|---|---|---|
| 28 Feb 2025 | £63K | £18K | £209K | £157K | 4 |
| 28 Feb 2024 | £96K | £22K | £379K | £287K | 3 |
| 28 Feb 2023 | £51K | £10K | £253K | £170K | 4 |
| 28 Feb 2022 | £57K | £35K | £335K | £201K | 5 |
| 28 Feb 2021 | £83K | £143K | £283K | £75K | 3 |
| 28 Feb 2020 | £71K | £26K | £131K | £89K | 3 |
| 28 Feb 2019 | £23K | £13K | £149K | £134K | |
| 28 Feb 2018 | £13K | £74K | £94K | £91K | |
| 28 Feb 2017 | £14K | £11K | £122K | £119K | |
| 28 Feb 2016 | £25K | £0 | £92K | £72K |
Where Pro Spec Interiors Limited is registered
The registered office is in Swansea (SA1), in the Swansea local authority area, Wales. Show SA1 3HJ on a map.
Other trade companies in SA1
- JDS Ringside Customs LtdRepair services
- D & M Carpentry and Construction LimitedCivil engineering
- Westway Window Systems LimitedJoiners and carpenters
- International Classic Car Sales LtdMotor traders
- Edefec LtdBuilders
- Swansea Scaffolding Services LtdScaffolders
- Lou's Paint and Finish LimitedPainters and decorators
- Mesa Property Development LtdProperty developers
Also registered at this address
24 other companies use the same registered office as Pro Spec Interiors Limited.
- A.Beynon Agri Envirocon LimitedInstallers
- Aber Landscapes LimitedLandscapers and gardeners
- Abergavenny Brake & Clutch LimitedMotor traders
- Artisan Flooring LimitedFloor and wall tilers
- Aspect Aluminium LimitedGlaziers
- Baywifi (UK) LimitedMachinery repair and installation
- Bespoke Solid Surface Worktops and Counters LimitedFinishing trades
- Buybuymotor.Com LimitedMotor traders
- Craig Las Group LimitedBuilders
- Damo's Garden Maintenance LtdLandscapers and gardeners
- Evercoat Home Improvements LimitedFloor and wall tilers
- Evolution Car and Commercial Body Repairs LimitedMechanics and garages
- Fire Check UK LtdMachinery repair and installation
- Guardian Property Services (Gpsuk) LimitedMachinery repair and installation
- Hamilton Developments (Wales) LtdProperty developers
- Interlaid Services LimitedFloor and wall tilers
- J. Homes LtdBuilders
- Liberty Home Design LimitedJoiners and carpenters
- Loc IT and Leave IT LimitedMachinery repair and installation
- P R Beynon (Contractors) LimitedBuilders
- S Charles Estates LtdProperty developers
- Skywash Drones (Wales-UK) LimitedCleaning companies
- South Haven Construction LimitedBuilders
- Spritemast LimitedSpecialist contractors
What happens if Pro Spec Interiors Limited 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 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 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
- 04277674
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 August 2001 (25 years ago)
- Registered office
- Druslyn House, De La Beche Street, Swansea, SA1 3HJ
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 11 March 2026
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Swansea
Other active installation companies (insulation, lifts, shutters and similar) registered in Swansea.
- Pro-Base Installations Ltd2014
- Property Performance Group Ltd2026
- Quality Tiling Services Ltd2025
- R J Brickwork Ltd2020
- R&L Group Limited2023
- Rainbow Solutions Wales Limited2003
- RHF Installations Ltd2021
- Sab (Wales) Limited2012
All installation companies (insulation, lifts, shutters and similar) in Swansea · All trades in Swansea · Installers across the UK
Frequently asked questions
When are Pro Spec Interiors Limited's accounts due?
Pro Spec Interiors Limited's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is Pro Spec Interiors Limited's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Pro Spec Interiors Limited still trading?
Pro Spec Interiors Limited 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 Pro Spec Interiors Limited do?
Pro Spec Interiors Limited is registered under Other construction installation (SIC 43290).
How old is Pro Spec Interiors Limited?
Pro Spec Interiors Limited was incorporated on 28 August 2001, 25 years ago.
What is the penalty if Pro Spec Interiors Limited 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 Pro Spec Interiors Limited 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.