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- C Thomason Limited
Company profile · Property developers
C Thomason Limited
C Thomason Limited is a 20-year-old private limited company registered in Northampton, company number 05859627, one of 390 property development companies in Northampton. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 March 2026, as filed at Companies House.
C Thomason Limited over the years
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 £1,321 (+9.1%) on the year before, to £16K.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £22K against £5,653 owed within a year: 3.8 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £16K | £10K | £22K | £5,653 | 1 |
| 31 Mar 2025 | £15K | £78 | £4,624 | 1 | |
| 31 Mar 2024 | £13K | £107 | £4,689 | 1 | |
| 31 Mar 2023 | £13K | £203 | £6,130 | 1 | |
| 5 Apr 2022 | £7,116 | £364 | £8,118 | 0 | |
| 5 Apr 2021 | £4,058 | £762 | £6,809 | 0 | |
| 5 Apr 2020 | £4,154 | £1,028 | £6,484 | ||
| 5 Apr 2019 | £3,520 | £237 | £6,786 | ||
| 5 Apr 2018 | £3,206 | £59 | £6,512 | ||
| 5 Apr 2017 | £3,143 | £208 |
Where C Thomason Limited is registered
The registered office is in Northampton (NN5), in the West Northamptonshire local authority area, East Midlands. Show NN5 7BW on a map.
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What happens if C Thomason 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 05859627
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 June 2006 (20 years ago)
- Registered office
- 80 Dallington Road, Spencer, Northampton, NN5 7BW
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 27 June 2026
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 Northampton
Other active property development companies registered in Northampton.
- C.R. Properties Limited2000
- Calibre Projects Ltd2016
- Calinsco Ltd2015
- Camber Construction Ltd2018
- Cambridge Street Development Project Ltd2023
- Camp Decor Ltd2020
- Campau Build Limited2026
- Can Developments 2015 Ltd2015
All property development companies in Northampton · All trades in Northampton · Property developers across the UK
Frequently asked questions
When are C Thomason Limited's accounts due?
C Thomason Limited's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is C Thomason Limited's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is C Thomason Limited still trading?
C Thomason 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 C Thomason Limited do?
C Thomason Limited is registered under Development of building projects (SIC 41100).
How old is C Thomason Limited?
C Thomason Limited was incorporated on 27 June 2006, 20 years ago.
What is the penalty if C Thomason 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 C Thomason 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.