- Companies
- Civil engineering
- Kilmarnock
- Mackinnon Construction & Developments Ltd
Mackinnon Construction & Developments Ltd
- Company number
- SC691568
- Incorporated
- 8 Mar 20215 years trading
- Registered office
- 11C Gatehead Road, Crosshouse, Kilmarnock, KA2 0HN
- Nature of business
- Construction of other civil engineering projects n.e.c.
Mackinnon Construction & Developments Ltd is a 5-year-old private limited company registered in Kilmarnock, company number SC691568, one of 50 civil engineering contractors in Kilmarnock. Its next accounts are due at Companies House on 31 January 2028, and the CT600 for the period to 30 April 2027 is due at HMRC on 30 April 2028.
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 £18K (+101.6%) on the year before, to £277.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £25K against £36K owed within a year: 0.7 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 5 years, 2022 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2026 | £277 | £14K | £25K | £36K | 3 |
| 30 Apr 2025 | -£18K | £0 | £5,998 | £26K | 3 |
| 30 Apr 2024 | £14K | £1,891 | 3 | ||
| 31 Mar 2023 | £100 | £100 | |||
| 31 Mar 2022 | £100 | £100 |
Where Mackinnon Construction & Developments Ltd is registered
The registered office is in Kilmarnock (KA2), in the East Ayrshire local authority area, Scotland. Show KA2 0HN on a map.
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Shared registered office
38 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Mackinnon Construction & Developments 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 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2028 to 29 Feb 2028 | £150 |
| 1 to 3 months late | 1 Mar 2028 to 30 Apr 2028 | £375 |
| 3 to 6 months late | 1 May 2028 to 31 Jul 2028 | £750 |
| More than 6 months late | From 1 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 2029 | 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
- SC691568
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 March 2021 (5 years ago)
- Registered office
- 11C Gatehead Road, Crosshouse, Kilmarnock, KA2 0HN
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2026
- Last confirmation statement
- 7 March 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Kilmarnock
Other active civil engineering contractors registered in Kilmarnock.
- Malcolm Steel Limited2007
- Nelson Construction Solutions Ltd2021
- Nelson Track Solutions Ltd2019
- Plant and Labour Solutions Ltd2026
- Ralston Contracts Ltd2022
- RL Kenny Ltd2023
- Rocabec Ltd2007
- T&J Utilities Ltd2023
All civil engineering contractors in Kilmarnock · All trades in Kilmarnock · Civil engineering across the UK
Frequently asked questions
When are Mackinnon Construction & Developments Ltd's accounts due?
Mackinnon Construction & Developments Ltd's next accounts are due at Companies House by 31 January 2028 (in 476 days), covering the period to 30 April 2027.
When is Mackinnon Construction & Developments Ltd's CT600 due?
The CT600 for the period to 30 April 2027 is due at HMRC by 30 April 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2028.
Is Mackinnon Construction & Developments Ltd still trading?
Mackinnon Construction & Developments 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 Mackinnon Construction & Developments Ltd do?
Mackinnon Construction & Developments Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Mackinnon Construction & Developments Ltd?
Mackinnon Construction & Developments Ltd was incorporated on 8 March 2021, 5 years ago.
What is the penalty if Mackinnon Construction & Developments 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 Mackinnon Construction & Developments 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.