- Company number
- 04568534
- Incorporated
- 21 Oct 200223 years trading
- Registered office
- 242-242A Farnham Road, Slough, Berkshire, SL1 4XE
- Nature of business
- Construction of commercial buildings
Walson Developments Limited is a 23-year-old private limited company registered in Slough, company number 04568534, one of 683 building contractors in Slough. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 up £18K (+140.9%) on the year before, to £5,131.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £29K against £795K owed within a year: 0.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Oct 2025 | £5,131 | £29K | £795K | 0 | |
| 31 Oct 2024 | -£13K | £22K | £805K | 3 | |
| 31 Oct 2023 | -£11K | £36K | £818K | 3 | |
| 31 Oct 2022 | £18K | £49K | £803K | 3 | |
| 31 Oct 2021 | £11K | £25K | £786K | 3 | |
| 31 Oct 2020 | £46K | £68K | £719K | 3 | |
| 31 Oct 2019 | £136K | £51K | £626K | 3 | |
| 31 Oct 2018 | £218K | £42K | £531K | 4 | |
| 31 Oct 2017 | £292K | £55K | £463K | ||
| 31 Oct 2016 | £492K | £29K | £31K |
Where Walson Developments Limited is registered
The registered office is in Slough (SL1), in the Slough local authority area, South East. Show SL1 4XE on a map.
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Also registered at this address
12 other companies use the same registered office as Walson Developments Limited.
- Byrne Electrical Solutions LtdElectricians
- C J Stone Plumbing & Heating LtdPlumbers and heating engineers
- Clark Carpentry & Construction LtdJoiners and carpenters
- Clean Wave Energy LtdElectricians
- CWC Berkshire LtdSpecialist contractors
- D. James Graham Electrical LtdElectricians
- Future Projects Services LtdBuilders
- Hurley Construction LtdInstallers
- Novanta Designs LtdSpecialist contractors
- NSN Carpentry LimitedBuilders
- Paul Mark Kitchens LtdFinishing trades
- Winter Brickwork & Construction LimitedFinishing trades
What happens if Walson Developments 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 31 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 04568534
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 October 2002 (23 years ago)
- Registered office
- 242-242A Farnham Road, Slough, Berkshire, SL1 4XE
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 21 October 2025
- Charges (mortgages)
- 0 outstanding of 4 registered
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 Slough
Other active building contractors registered in Slough.
- Waris Ltd2025
- WB Builders Ltd2026
- Weatherguard Roofing &Building Services Ltd2023
- West London Crown Construction Ltd2026
- West One Homes Ltd2013
- Westside Joinery & Construction Limited2016
- White Hill Construction Ltd2026
- Whiterose Construction Group Ltd2022
All building contractors in Slough · All trades in Slough · Builders across the UK
Frequently asked questions
When are Walson Developments Limited's accounts due?
Walson Developments Limited's next accounts are due at Companies House by 31 July 2027 (in 292 days), covering the period to 31 October 2026.
When is Walson Developments Limited's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Walson Developments Limited still trading?
Walson Developments 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 Walson Developments Limited do?
Walson Developments Limited is registered under Construction of commercial buildings (SIC 41201).
How old is Walson Developments Limited?
Walson Developments Limited was incorporated on 21 October 2002, 23 years ago.
What is the penalty if Walson Developments 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 Walson Developments 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.