- Companies
- Property developers
- Slough
- Pro Architectural Ltd
Pro Architectural Ltd
- Company number
- 09468634
- Incorporated
- 3 Mar 201511 years trading
- Registered office
- 14 Parlaunt Road, Slough, SL3 8BB
- Nature of business
- Development of building projects; Glazing
Pro Architectural Ltd is a 11-year-old private limited company registered in Slough, company number 09468634, one of 316 property development companies in Slough. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £1,013 (-6.8%) on the year before, to -£16K.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £25K against £6,840 owed within a year: 3.7 times cover.
- 1 employee 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 Mar 2025 | -£16K | £25K | £6,840 | 1 | |
| 31 Mar 2024 | -£15K | £33K | £7,339 | 1 | |
| 31 Mar 2023 | -£14K | £41K | £7,118 | 1 | |
| 31 Mar 2022 | £4,233 | £56K | £13K | 1 | |
| 31 Mar 2021 | £100 | £100 | |||
| 31 Mar 2020 | £100 | £100 | |||
| 31 Mar 2019 | £100 | £100 | |||
| 31 Mar 2018 | £100 | £100 | |||
| 31 Mar 2017 | £100 | £100 | |||
| 31 Mar 2016 | £1 | £1 |
Where Pro Architectural Ltd is registered
The registered office is in Slough (SL3), in the Slough local authority area, South East. Show SL3 8BB on a map.
Other trade companies in SL3
- Tac Design & Build LtdFinishing trades
- G&S Formwork LtdBuilders
- Klenzo LtdCleaning companies
- West London Crown Construction LtdBuilders
- Dahlia Investment Group LimitedProperty developers
- Ekon Electrics LtdElectricians
- R&G Maintenance LtdCleaning companies
- Cornerstone Homes & Estates LtdProperty developers
Also registered at this address
3 other companies use the same registered office as Pro Architectural Ltd.
- Pro Glazing Group LtdGlaziers
- Pro Home Group LtdGlaziers
- Pro Plastics LimitedGlaziers
What happens if Pro Architectural 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 09468634
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 March 2015 (11 years ago)
- Registered office
- 14 Parlaunt Road, Slough, SL3 8BB
- Nature of business
- Development of building projects (SIC 41100)
Glazing (SIC 43342) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 28 February 2026
- Previous names
- Pro Building & Constructions Ltd (until 18 Sep 2023)
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Slough
Other active property development companies registered in Slough.
- Pro Fire Solutions Ltd2021
- Property 00001 Limited2023
- Pryme Consultants Ltd2020
- PWR Building Contractors Ltd2026
- Qatuk International Ltd2026
- R A Properties Group Ltd2021
- R&D House Renovations Limited2026
- Rackleys Estate Limited2013
All property development companies in Slough · All trades in Slough · Property developers across the UK
Frequently asked questions
When are Pro Architectural Ltd's accounts due?
Pro Architectural Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Pro Architectural Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Pro Architectural Ltd still trading?
Pro Architectural 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 Pro Architectural Ltd do?
Pro Architectural Ltd is registered under Development of building projects (SIC 41100); Glazing (SIC 43342).
How old is Pro Architectural Ltd?
Pro Architectural Ltd was incorporated on 3 March 2015, 11 years ago.
What is the penalty if Pro Architectural 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 Pro Architectural 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.