- Companies
- Finishing trades
- Huntingdon
- Keystone Building and Restoration Ltd
Keystone Building and Restoration Ltd
- Company number
- 12159245
- Incorporated
- 15 Aug 20197 years trading
- Registered office
- 28A Foxgloves Wood End, Bluntisham, Huntingdon, PE28 3LE
- Nature of business
- Other building completion and finishing
Keystone Building and Restoration Ltd is a 7-year-old private limited company registered in Huntingdon, company number 12159245, one of 30 building finishing companies in Huntingdon. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £7,248 (-712.7%) on the year before, to -£8,265.
- Net assets rose in 1 of 5 year-on-year comparisons on record.
- Current assets of -£3,549 against £35K owed within a year: -0.1 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | -£8,265 | -£3,549 | £35K | 3 | |
| 31 Aug 2024 | -£1,017 | £15K | £50K | 3 | |
| 31 Aug 2023 | £10K | £36K | £63K | 4 | |
| 31 Aug 2022 | £34K | £57K | £63K | 4 | |
| 31 Aug 2021 | £20K | £34K | £58K | 4 | |
| 31 Aug 2020 | £24K | £19K | £33K | 3 |
Where Keystone Building and Restoration Ltd is registered
The registered office is in Huntingdon (PE28), in the Huntingdonshire local authority area, East of England. Show PE28 3LE on a map.
Other trade companies in PE28
- TRL and Sons LtdBuilders
- Azoon Flooring Prep LtdBuilders
- New Lease Electrical Services LtdElectricians
- Horizon Build & Glazing LimitedGlaziers
- Kje Autorepairs LtdMechanics and garages
- East Anglia Safety & Access Consultancy LtdSpecialist contractors
- Canmore Air Conditioning LimitedMachinery repair and installation
- Trojan Mechanical LtdPlumbers and heating engineers
What happens if Keystone Building and Restoration 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 12159245
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 August 2019 (7 years ago)
- Registered office
- 28A Foxgloves Wood End, Bluntisham, Huntingdon, PE28 3LE
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 14 August 2025
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Huntingdon
Other active building finishing companies registered in Huntingdon.
- MP9Ine Limited2006
- Mri Drylining Ltd2023
- My Dream Bathroom Ltd2023
- Project1983 Ltd2019
- R Crawford Building Services Limited2003
- R D Hudson & Sons Limited2003
- RJ House to Home Ltd2024
- Robert James Cambridge Limited2018
All building finishing companies in Huntingdon · All trades in Huntingdon · Finishing trades across the UK
Frequently asked questions
When are Keystone Building and Restoration Ltd's accounts due?
Keystone Building and Restoration Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Keystone Building and Restoration Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Keystone Building and Restoration Ltd still trading?
Keystone Building and Restoration Ltd is listed as active on the Companies House register (checked 13 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 Keystone Building and Restoration Ltd do?
Keystone Building and Restoration Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Keystone Building and Restoration Ltd?
Keystone Building and Restoration Ltd was incorporated on 15 August 2019, 7 years ago.
What is the penalty if Keystone Building and Restoration 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 Keystone Building and Restoration Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.