- Company number
- 06634568
- Incorporated
- 1 Jul 200818 years trading
- Registered office
- 62 Risley Lane, Breaston, Derby, DE72 3AU
- Nature of business
- Construction of domestic buildings
Jamac UK Limited is a 18-year-old private limited company registered in Derby, company number 06634568, one of 353 building contractors in Derby. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £13K (+3.1%) on the year before, to £419K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £3,187 against £238K owed within a year: 0.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2015 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £419K | £876 | £3,187 | £238K | 1 |
| 31 Jan 2024 | £406K | £5,071 | £14K | £232K | 1 |
| 31 Jan 2023 | £433K | £18K | £33K | £224K | 1 |
| 31 Jan 2022 | -£5,392 | £333 | £333 | £252K | 1 |
| 31 Jan 2021 | -£5,203 | £12K | £31K | £273K | 1 |
| 31 Jul 2019 | £40K | £2,327 | £79K | £279K | 1 |
| 31 Jul 2018 | £63K | £6,370 | £80K | £262K | 1 |
| 31 Jul 2017 | £55K | £8,262 | £54K | £241K | 1 |
| 31 Jul 2016 | £48K | £794 | £31K | £228K | 2 |
| 31 Jul 2015 | £47K | £1,071 | £18K | £220K |
Where Jamac UK Limited is registered
The registered office is in Derby (DE72), in the Erewash local authority area, East Midlands. Show DE72 3AU on a map.
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- Green 4 Building Technologies LimitedProperty developers
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Also registered at this address
1 other company uses the same registered office as Jamac UK Limited.
- Jamac Homes LtdProperty developers
What happens if Jamac UK 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 06634568
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 July 2008 (18 years ago)
- Registered office
- 62 Risley Lane, Breaston, Derby, DE72 3AU
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 19 July 2026
- Charges (mortgages)
- 2 outstanding of 2 registered
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Derby
Other active building contractors registered in Derby.
- James Builders (Derby) Limited2025
- Japneet Construction Ltd2026
- Jaykay Building Contractors Ltd2020
- JB Property Maintenance Midlands Ltd2026
- JD Home Development Derby Ltd2026
- JHB Properties Ltd2023
- JL2 Construction Limited2021
- JRPH Construction Limited2023
All building contractors in Derby · All trades in Derby · Builders across the UK
Frequently asked questions
When are Jamac UK Limited's accounts due?
Jamac UK Limited's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is Jamac UK Limited's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Jamac UK Limited still trading?
Jamac UK 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 Jamac UK Limited do?
Jamac UK Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Jamac UK Limited?
Jamac UK Limited was incorporated on 1 July 2008, 18 years ago.
What is the penalty if Jamac UK 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 Jamac UK 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.