- Companies
- Specialist contractors
- Dingwall
- M.Mackinnon Offshore Ltd
M.Mackinnon Offshore Ltd
- Company number
- SC855031
- Incorporated
- 9 Jul 20251 year trading
- Registered office
- 4 Balconie Park, Evanton, Dingwall, IV16 9XD
- Nature of business
- Other specialised construction activities n.e.c.
M.Mackinnon Offshore Ltd is a 1-year-old private limited company registered in Dingwall, company number SC855031, one of 12 specialist construction companies in Dingwall. Its next accounts are due at Companies House on 9 April 2027, and its first CT600 is due at HMRC on 8 July 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where M.Mackinnon Offshore Ltd is registered
The registered office is in Dingwall (IV16), in the Highland local authority area, Scotland. Show IV16 9XD on a map.
Other trade companies in IV16
- Oakley Access LtdSpecialist contractors
- Lingro Maintenance Services LimitedSpecialist contractors
- Aj Access LtdPainters and decorators
- Highland Inspection Services LtdPainters and decorators
- Farm Homes LtdProperty developers
- Highland Domes LtdBuilders
- R Aitken LtdInstallers
- KG Access LtdSpecialist contractors
What happens if M.Mackinnon Offshore 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 9 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 10 Apr 2027 to 9 May 2027 | £150 |
| 1 to 3 months late | 10 May 2027 to 9 Jul 2027 | £375 |
| 3 to 6 months late | 10 Jul 2027 to 9 Oct 2027 | £750 |
| More than 6 months late | From 10 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- SC855031
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 July 2025 (1 year ago)
- Registered office
- 4 Balconie Park, Evanton, Dingwall, IV16 9XD
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 8 July 2026
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 Dingwall
Other active specialist construction companies registered in Dingwall.
- N Mactavish Services Ltd2025
- Oakley Access Ltd2026
- Ozzfab Services Ltd2020
- Alba Service and Supply Limited1980
- DG Offshore Ltd2016
- Dunaluinn Quality Services Limited1997
- Dwmweld Limited2023
- Evanton Coatings and Inspection Ltd2014
All specialist construction companies in Dingwall · All trades in Dingwall · Specialist contractors across the UK
Frequently asked questions
When are M.Mackinnon Offshore Ltd's accounts due?
M.Mackinnon Offshore Ltd's next accounts are due at Companies House by 9 April 2027 (in 178 days), covering the period to 31 July 2026.
When is M.Mackinnon Offshore Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 8 July 2026, due by 8 July 2027, and one for the period to 31 July 2026, due by 31 July 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is M.Mackinnon Offshore Ltd still trading?
M.Mackinnon Offshore 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 M.Mackinnon Offshore Ltd do?
M.Mackinnon Offshore Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is M.Mackinnon Offshore Ltd?
M.Mackinnon Offshore Ltd was incorporated on 9 July 2025, 1 year ago.
What is the penalty if M.Mackinnon Offshore 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 M.Mackinnon Offshore 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.