- Companies
- Property developers
- London
- S.A. Thorne & Sons Limited
S.A. Thorne & Sons Limited
- Company number
- 00549569
- Incorporated
- 20 May 195571 years trading
- Registered office
- 44 Theydon Road, London, E5 9NA
- Nature of business
- Development of building projects; Renting and operating of Housing Association real estate
S.A. Thorne & Sons Limited is a 71-year-old private limited company registered in London, company number 00549569, one of 14,100 property development companies in London. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for S.A. Thorne & Sons LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £65K (+5.2%) on the year before, to £1.3M.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £1.1M against £32K owed within a year: more than 10 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 Mar 2025 | £1.3M | £16K | £1.1M | £32K | 0 |
| 31 Mar 2024 | £1.2M | £7,202 | £109K | £16K | 0 |
| 31 Mar 2023 | £1.3M | £50K | £107K | £21K | 3 |
| 31 Mar 2022 | £1.5M | £92K | £107K | £23K | 3 |
| 31 Mar 2021 | £1.1M | £85K | £100K | £18K | 3 |
| 31 Mar 2020 | £1.1M | £103K | £108K | £23K | 0 |
| 31 Mar 2019 | £1.1M | £60K | £83K | £9,354 | |
| 31 Mar 2018 | £1.1M | £93K | £114K | £15K | |
| 31 Mar 2017 | £1.1M | £86K | £111K | £11K | |
| 31 Mar 2016 | £1.1M | £70K | £105K | £10K |
Who runs and owns S.A. Thorne & Sons Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| A*** G*** | Director | Jul 2023 |
6 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| M*** M*** | Secretary | Nov 2008 | |
| C*** M*** | Director | Jul 2000 | Jul 2023 |
| M*** M*** | Director | Nov 2008 | |
| M*** M*** | Director | Jul 2000 | Aug 2023 |
| P*** M*** | Director | May 2000 | |
| J*** S*** | Director | Jul 2000 | Jul 2023 |
Person with significant control
Charges (secured borrowing)
2 of 9 registered charges are outstanding. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| Fortys Capital Limited | Outstanding | Feb 2025 |
| Fortys Capital Limited | Outstanding | Feb 2025 |
| Gfs 1 Ltd | Satisfied Jan 2026 | Jul 2023 |
| Gfs 1 Ltd | Satisfied Jan 2026 | Jul 2023 |
| National Westminster Bank PLC | Satisfied Nov 2022 | Oct 1990 |
| Cheltenham & Gloucester Building Society | Satisfied | Feb 1968 |
| District Bank Ltd | Satisfied Nov 2022 | Mar 1958 |
| District Bank Ltd | Satisfied Nov 2022 | Dec 1957 |
| District Bank Ltd | Satisfied Nov 2022 | Dec 1956 |
Where S.A. Thorne & Sons Limited is registered
The registered office is in London (E5), in the Hackney local authority area, London. Show E5 9NA on a map.
Other trade companies in E5
- Essa Volt Group LtdElectricians
- Arctic Roof & Exterior Cleaning LtdCleaning companies
- Panda Car Wash LtdCleaning companies
- Shekefe Services Limited LtdCleaning companies
- Homelara LtdCleaning companies
- Titan Build London LtdBuilders
- Nuquari Cleaning LtdCleaning companies
- Lureva Cleaning Company LimitedCleaning companies
What happens if S.A. Thorne & 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
- 00549569
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 May 1955 (71 years ago)
- Registered office
- 44 Theydon Road, London, E5 9NA
- Nature of business
- Development of building projects (SIC 41100)
Renting and operating of Housing Association real estate (SIC 68201) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 27 November 2025
- Charges (mortgages)
- 2 outstanding of 9 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 London
Other active property development companies registered in London.
- S.A.F Productions Trading Limited2025
- S.C.H. (Properties) Limited1977
- S.C.W. Yorkshire Ltd2025
- S.H. Albiston & Son Limited1942
- S.H.S Construction Ltd2017
- S.O.G. Services Ltd2023
- S.O.S on the Spot Limited2005
- S.P.D Property Management Maintenance and Developments Limited2018
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are S.A. Thorne & Sons Limited's accounts due?
S.A. Thorne & 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 S.A. Thorne & 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 S.A. Thorne & Sons Limited still trading?
S.A. Thorne & 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 S.A. Thorne & Sons Limited do?
S.A. Thorne & Sons Limited is registered under Development of building projects (SIC 41100); Renting and operating of Housing Association real estate (SIC 68201).
How old is S.A. Thorne & Sons Limited?
S.A. Thorne & Sons Limited was incorporated on 20 May 1955, 71 years ago.
Who runs S.A. Thorne & Sons Limited?
S.A. Thorne & Sons Limited has 1 active director, the longest-serving appointed in Jul 2023. Their names and service addresses are on the Companies House register.
Who owns S.A. Thorne & Sons Limited?
One person or company has significant control of S.A. Thorne & Sons Limited: 125-133 London Road Ltd (owns 75% or more of the shares).
What is the penalty if S.A. Thorne & 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 S.A. Thorne & 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.