- Company number
- 12338173
- Incorporated
- 28 Nov 20196 years trading
- Registered office
- 2 Lee Street, Leicester, LE1 3AP
- Nature of business
- Construction of commercial buildings; Other construction installation; Wholesale of furniture, carpets and lighting equipment; Wholesale of wood, construction materials and sanitary equipment
Smartness Development Ltd is a 6-year-old private limited company registered in Leicester, company number 12338173, one of 559 building contractors in Leicester. 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 up £38K on the year before, to £39K.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £59K against £22K owed within a year: 2.6 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Oct 2025 | £39K | £4,872 | £59K | £22K | 0 |
| 31 Oct 2024 | £1,115 | £2,423 | £23K | £16K | 0 |
| 31 Oct 2023 | £1,729 | £2,117 | £24K | £16K | 0 |
| 31 Oct 2022 | £202 | £6,743 | £13K | £7,411 | 0 |
| 31 Oct 2021 | -£3,505 | £926 | £9,023 | £5,028 | 1 |
| 31 Oct 2020 | £467 | £5,859 | £13K | £5,422 | 0 |
Who runs and owns Smartness Development Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| M*** K*** | Director | Nov 2019 |
Person with significant control
Where Smartness Development Ltd is registered
The registered office is in Leicester (LE1), in the Leicester local authority area, East Midlands. Show LE1 3AP on a map.
Other trade companies in LE1
- Daja Developments LtdProperty developers
- All Drives Prestige LtdLandscapers and gardeners
- M.S Motor Group LtdMotor traders
- Rieznikova Property Finishing LimitedFinishing trades
- Sweep Away Property Services LtdCleaning companies
- K1 Construction SFX LtdPlumbers and heating engineers
- Empire Construction Group LtdBuilders
- Pavetar Roofing LtdRoofers
What happens if Smartness Development 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
- 12338173
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 November 2019 (6 years ago)
- Registered office
- 2 Lee Street, Leicester, LE1 3AP
- Nature of business
- Construction of commercial buildings (SIC 41201)
Other construction installation (SIC 43290)
Wholesale of furniture, carpets and lighting equipment (SIC 46470)
Wholesale of wood, construction materials and sanitary equipment (SIC 46730) - Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 22 October 2025
- Previous names
- Infinikey Ltd (until 22 Oct 2025)
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 Leicester
Other active building contractors registered in Leicester.
- Smartvolts Electrical Ltd2026
- Smooth 7 Construction Ltd2020
- SMS Builders Leicester Ltd2021
- SMV Building Services Limited2015
- Solidcore Builders Ltd2025
- Spark Sweep Services Ltd2024
- Spectrum Build Ltd2022
- SPS (Leicester) Limited2023
All building contractors in Leicester · All trades in Leicester · Builders across the UK
Frequently asked questions
When are Smartness Development Ltd's accounts due?
Smartness Development Ltd's next accounts are due at Companies House by 31 July 2027 (in 292 days), covering the period to 31 October 2026.
When is Smartness Development 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 Smartness Development Ltd still trading?
Smartness Development 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 Smartness Development Ltd do?
Smartness Development Ltd is registered under Construction of commercial buildings (SIC 41201); Other construction installation (SIC 43290); Wholesale of furniture, carpets and lighting equipment (SIC 46470); Wholesale of wood, construction materials and sanitary equipment (SIC 46730).
How old is Smartness Development Ltd?
Smartness Development Ltd was incorporated on 28 November 2019, 6 years ago.
Who runs Smartness Development Ltd?
Smartness Development Ltd has 1 active director, the longest-serving appointed in Nov 2019. Their names and service addresses are on the Companies House register.
Who owns Smartness Development Ltd?
One person or company has significant control of Smartness Development Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Smartness Development 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 Smartness Development 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.