- Companies
- Specialist contractors
- Nottingham
- Mark Porter Ltd
Mark Porter Ltd
- Company number
- 11614364
- Incorporated
- 10 Oct 20188 years trading
- Registered office
- 59 Valley Drive, Newthorpe, Nottingham, NG16 2DT
- Nature of business
- Other specialised construction activities n.e.c.
Mark Porter Ltd is a 8-year-old private limited company registered in Nottingham, company number 11614364, one of 277 specialist construction companies in Nottingham. Its next accounts are due at Companies House on 5 January 2027, and the CT600 for the period to 5 April 2026 is due at HMRC on 5 April 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 £12K (+19.3%) on the year before, to £74K.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- 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 |
|---|---|---|---|---|---|
| 5 Apr 2025 | £74K | 0 | |||
| 5 Apr 2024 | £62K | £78K | £19K | 1 | |
| 5 Apr 2023 | £41K | £45K | £7,895 | 1 | |
| 5 Apr 2022 | £30K | £33K | £6,389 | 1 | |
| 5 Apr 2021 | £35K | £38K | £5,400 | 1 | |
| 5 Apr 2020 | £17K | £24K | £6,849 |
Where Mark Porter Ltd is registered
The registered office is in Nottingham (NG16), in the Broxtowe local authority area, East Midlands. Show NG16 2DT on a map.
Other trade companies in NG16
- Mod.Ltd26 LimitedBuilders
- Pro Reach Platforms LtdMachinery repair and installation
- Aj Property Maintenance (Midlands) LtdFinishing trades
- C-T Air Conditioning Installations LtdPlumbers and heating engineers
- D&S Consultancy LtdMotor traders
- First Class Clean LtdCleaning companies
- Generate New Heights LtdScaffolders
- D.K. Contractors & Sons LtdGroundworks and demolition
What happens if Mark Porter 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 5 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 6 Jan 2027 to 5 Feb 2027 | £150 |
| 1 to 3 months late | 6 Feb 2027 to 5 Apr 2027 | £375 |
| 3 to 6 months late | 6 Apr 2027 to 5 Jul 2027 | £750 |
| More than 6 months late | From 6 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 6 Apr 2027 | £200 |
| 3 months late | 5 Jul 2027 | another £200 |
| 6 months late | 5 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 5 Apr 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
- 11614364
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 October 2018 (8 years ago)
- Registered office
- 59 Valley Drive, Newthorpe, Nottingham, NG16 2DT
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 5 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 5 April 2025
- Last confirmation statement
- 9 October 2025
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Nottingham
Other active specialist construction companies registered in Nottingham.
- Materials Testing Group Labs Limited2011
- MC Property Pioneer Ltd2022
- McLoughlan Paving Limited2006
- Mid Access Ltd2021
- Midland Building Services Ltd2009
- Midlands Steeplejacks Ltd2026
- Midsco Mechanical Limited1997
- Midus Engineering Ltd2024
All specialist construction companies in Nottingham · All trades in Nottingham · Specialist contractors across the UK
Frequently asked questions
When are Mark Porter Ltd's accounts due?
Mark Porter Ltd's next accounts are due at Companies House by 5 January 2027 (in 85 days), covering the period to 5 April 2026.
When is Mark Porter Ltd's CT600 due?
The CT600 for the period to 5 April 2026 is due at HMRC by 5 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 6 January 2027.
Is Mark Porter Ltd still trading?
Mark Porter 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 Mark Porter Ltd do?
Mark Porter Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Mark Porter Ltd?
Mark Porter Ltd was incorporated on 10 October 2018, 8 years ago.
What is the penalty if Mark Porter 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 Mark Porter 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.