- Companies
- Machinery repair and installation
- Inverness
- Birlinn Offshore Limited
Birlinn Offshore Limited
- Company number
- SC551874
- Incorporated
- 6 Dec 20169 years trading
- Registered office
- Orion House, Castle Heather, Inverness, IV2 6AA
- Nature of business
- Repair of other equipment; Installation of industrial machinery and equipment; Painting; Other specialised construction activities n.e.c.
Birlinn Offshore Limited is a 9-year-old private limited company registered in Inverness, company number SC551874, one of 41 machinery repair and installation companies in Inverness. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 down £37K (-14.7%) on the year before, to £215K.
- Net assets rose in 6 of 8 year-on-year comparisons on record.
- Current assets of £325K against £204K owed within a year: 1.6 times cover.
- 5 employees on average, up from 3 the year before.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £215K | £128K | £325K | £204K | 5 |
| 31 Dec 2024 | £252K | £83K | £369K | £183K | 3 |
| 31 Dec 2023 | £143K | £83K | £335K | £224K | 2 |
| 31 Dec 2022 | £97K | £118K | £206K | £120K | 1 |
| 31 Dec 2021 | £57K | £26K | £132K | £85K | 1 |
| 31 Dec 2020 | £45K | £38K | £141K | £116K | 1 |
| 31 Dec 2019 | £28K | £20K | £32K | 1 | |
| 31 Dec 2018 | £10K | £32K | £36K | £28K | 1 |
| 31 Dec 2017 | £18K | £24K | £47K | £31K | 1 |
Public contracts won
Birlinn Offshore Limited has one public sector contract award on record; the ones with their own published value total £33K (2020). Source: Contracts Finder and Find a Tender award notices.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Northern Lighthouse Board | Terrace Barrier Replacement | £33K | 10 Jul 2020 |
Where Birlinn Offshore Limited is registered
The registered office is in Inverness (IV2), in the Highland local authority area, Scotland. Show IV2 6AA on a map.
Other trade companies in IV2
- Abernethy Flooring LimitedFloor and wall tilers
- GST Engineering Services LimitedMachinery repair and installation
- Rockall Connect LtdElectricians
- North Caledonian Roofing LtdRoofers
- GK Highland Electrical LtdElectricians
- Quantum Quarters LtdProperty developers
- LSM Eco Heat Solutions LtdPlumbers and heating engineers
- Jordanmccallion LtdBuilders
What happens if Birlinn Offshore 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- SC551874
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 December 2016 (9 years ago)
- Registered office
- Orion House, Castle Heather, Inverness, IV2 6AA
- Nature of business
- Repair of other equipment (SIC 33190)
Installation of industrial machinery and equipment (SIC 33200)
Painting (SIC 43341)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 31 December (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 31 August 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
- Previous names
- Alasdair Macdonald Limited (until 29 Jun 2017)
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Inverness
Other active machinery repair and installation companies registered in Inverness.
- Black Isle Services Ltd2025
- Cameron Plant Services Limited2010
- Cameron's Planning Solutions Ltd2021
- Catertec Highland Ltd2020
- Cat’S Eye Marine Ltd2026
- Culloden Electrical Services Ltd2024
- D.S. Electrical (Highland) Limited2025
- Dakf Construction Limited2026
All machinery repair and installation companies in Inverness · All trades in Inverness · Machinery repair and installation across the UK
Frequently asked questions
When are Birlinn Offshore Limited's accounts due?
Birlinn Offshore Limited's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Birlinn Offshore Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Birlinn Offshore Limited still trading?
Birlinn Offshore 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 Birlinn Offshore Limited do?
Birlinn Offshore Limited is registered under Repair of other equipment (SIC 33190); Installation of industrial machinery and equipment (SIC 33200); Painting (SIC 43341); Other specialised construction activities n.e.c. (SIC 43999).
How old is Birlinn Offshore Limited?
Birlinn Offshore Limited was incorporated on 6 December 2016, 9 years ago.
Has Birlinn Offshore Limited won public sector contracts?
Yes. Birlinn Offshore Limited has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £33K), most recently from Northern Lighthouse Board.
What is the penalty if Birlinn Offshore 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 Birlinn Offshore 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.