- Companies
- Property developers
- Ryde
- RJ Williams & Sons Limited
RJ Williams & Sons Limited
- Company number
- 03827599
- Incorporated
- 18 Aug 199927 years trading
- Registered office
- 30 Westfield Park, Ryde, Isle of Wight, PO33 3AB
- Nature of business
- Development of building projects; Construction of other civil engineering projects n.e.c.
RJ Williams & Sons Limited is a 27-year-old private limited company registered in Ryde, company number 03827599, one of 25 property development companies in Ryde. 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 up £25K (+0.6%) on the year before, to £4.3M.
- Net assets rose in 9 of 9 year-on-year comparisons on record.
- Current assets of £5.9M against £1.7M owed within a year: 3.5 times cover.
- 3 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 Mar 2025 | £4.3M | £164K | £5.9M | £1.7M | 3 |
| 31 Mar 2024 | £4.2M | £2M | £7.7M | £3.5M | 3 |
| 31 Mar 2023 | £4.2M | £2.1M | £7.7M | £3.6M | 3 |
| 31 Aug 2022 | £3.1M | £1.7M | £6.6M | £3.6M | 3 |
| 31 Aug 2021 | £3M | £1.8M | £5.5M | £2.6M | 3 |
| 31 Aug 2020 | £2.7M | £1.3M | £5.3M | £2.6M | 3 |
| 31 Aug 2019 | £2.1M | £339K | £4.5M | £2.5M | |
| 31 Aug 2018 | £2M | £6,311 | £4.2M | £2.2M | |
| 31 Aug 2017 | £1.8M | £190K | £3.5M | £1.7M | |
| 31 Aug 2016 | £1.7M | £37 | £3.7M | £1.9M |
Where RJ Williams & Sons Limited is registered
The registered office is in Ryde (PO33), in the Isle of Wight local authority area, South East. Show PO33 3AB on a map.
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What happens if RJ Williams & Sons 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 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
- 03827599
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 August 1999 (27 years ago)
- Registered office
- 30 Westfield Park, Ryde, Isle of Wight, PO33 3AB
- Nature of business
- Development of building projects (SIC 41100)
Construction of other civil engineering projects n.e.c. (SIC 42990) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 16 June 2026
- Charges (mortgages)
- 12 outstanding of 13 registered
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 Ryde
Other active property development companies registered in Ryde.
- RWS Developments (Iow) Ltd2021
- Siela Ltd2020
- T Jones & Son Developments Limited2003
- Wellfield Park Limited2022
- Whitnox Developments Limited2017
- Wight Gateway Limited2018
- Classic Projects Ltd2021
- Coast Homes Limited2015
All property development companies in Ryde · All trades in Ryde · Property developers across the UK
Frequently asked questions
When are RJ Williams & Sons Limited's accounts due?
RJ Williams & Sons Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is RJ Williams & Sons Limited'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 RJ Williams & Sons Limited still trading?
RJ Williams & Sons 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 RJ Williams & Sons Limited do?
RJ Williams & Sons Limited is registered under Development of building projects (SIC 41100); Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is RJ Williams & Sons Limited?
RJ Williams & Sons Limited was incorporated on 18 August 1999, 27 years ago.
What is the penalty if RJ Williams & Sons 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 RJ Williams & Sons 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.