- Companies
- Property developers
- Sheffield
- Therco-Serck (Projects) Ltd
Therco-Serck (Projects) Ltd
- Company number
- 11411278
- Incorporated
- 12 Jun 20188 years trading
- Registered office
- Queen Street Chambers, 68 Queen Street, Sheffield, S1 1WR
- Nature of business
- Development of building projects
Therco-Serck (Projects) Ltd is a 8-year-old private limited company registered in Sheffield, company number 11411278, one of 554 property development companies in Sheffield. 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 down £7,076 (-3.4%) on the year before, to £203K.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £253K against £53K owed within a year: 4.7 times cover.
- 2 employees on average, down from 3 the year before.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £203K | £36K | £253K | £53K | 2 |
| 31 Oct 2024 | £210K | £43K | £263K | £56K | 3 |
| 31 Oct 2023 | £240K | £251K | £327K | £92K | 3 |
| 31 Oct 2022 | £189K | £226K | £242K | £58K | 3 |
| 31 Oct 2021 | £145K | £77K | £150K | £11K | 3 |
| 31 Oct 2020 | £134K | £208K | £211K | £77K | 0 |
| 31 Oct 2019 | £163K | £225K | £538K | £374K |
Where Therco-Serck (Projects) Ltd is registered
The registered office is in Sheffield (S1), in the Sheffield local authority area, Yorkshire and The Humber. Show S1 1WR on a map.
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Also registered at this address
3 other companies use the same registered office as Therco-Serck (Projects) Ltd.
- Avermann UK LimitedMachinery repair and installation
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- S K R Motor Company LimitedMotor traders
What happens if Therco-Serck (Projects) 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 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
- 11411278
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 June 2018 (8 years ago)
- Registered office
- Queen Street Chambers, 68 Queen Street, Sheffield, S1 1WR
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 11 June 2026
- Charges (mortgages)
- 0 outstanding of 1 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 Sheffield
Other active property development companies registered in Sheffield.
- This Is Southside Ltd2014
- Thornsett Properties Limited1999
- Tom Conolly Projects Ltd2025
- Trebbi Continuum Limited2017
- Tregaron Developments Ltd2024
- Trelyon Design Limited2020
- Tri-Sports Consultancy Limited2017
- Turnshaw Property Developments Ltd2020
All property development companies in Sheffield · All trades in Sheffield · Property developers across the UK
Frequently asked questions
When are Therco-Serck (Projects) Ltd's accounts due?
Therco-Serck (Projects) Ltd's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Therco-Serck (Projects) Ltd'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 Therco-Serck (Projects) Ltd still trading?
Therco-Serck (Projects) 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 Therco-Serck (Projects) Ltd do?
Therco-Serck (Projects) Ltd is registered under Development of building projects (SIC 41100).
How old is Therco-Serck (Projects) Ltd?
Therco-Serck (Projects) Ltd was incorporated on 12 June 2018, 8 years ago.
What is the penalty if Therco-Serck (Projects) 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 Therco-Serck (Projects) 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.