- Companies
- Civil engineering
- Hynish Stone Ltd
Hynish Stone Ltd
- Company number
- SC517121
- Incorporated
- 2 Oct 201511 years trading
- Registered office
- 10 Balephuil, Balephuil, Isle of Tiree, PA77 6UE
- Nature of business
- Construction of other civil engineering projects n.e.c.
Hynish Stone Ltd is a 11-year-old private limited company registered in Isle of Tiree, company number SC517121, one of the UK's civil engineering contractors. 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 £9,590 (+34%) on the year before, to £38K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £153K against £149K owed within a year: 1.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £38K | £695 | £153K | £149K | 1 |
| 31 Oct 2024 | £28K | £279 | £78K | £71K | 1 |
| 31 Oct 2023 | £6,947 | £14K | £36K | £53K | 1 |
| 31 Oct 2022 | £8,456 | £16K | £41K | £41K | 1 |
| 31 Oct 2021 | £23K | £8,591 | £54K | £20K | 1 |
| 31 Oct 2020 | £11K | £7,776 | £36K | £8,207 | 1 |
| 31 Oct 2019 | £100 | £100 | 0 | ||
| 31 Oct 2018 | £100 | £100 | |||
| 31 Oct 2017 | £100 | £100 | |||
| 31 Oct 2016 | £100 | £100 |
Who runs and owns Hynish Stone Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| J*** M*** | Director | May 2019 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| I*** M*** | Director | Oct 2015 | May 2019 |
Person with significant control
Where Hynish Stone Ltd is registered
The registered office is in Isle of Tiree (PA77), in the Argyll and Bute local authority area, Scotland. Show PA77 6UE on a map.
Other trade companies in PA77
- Innisgair Contracts LtdProperty developers
- MG Building Maintenance & Services LtdFacilities management
- Apw Joinery & Carpentry LtdJoiners and carpenters
- Tiree Garage LimitedMechanics and garages
- Gunn Consulting LimitedBuilders
- CKR Island Construction LtdCivil engineering
- John Mackinnon (Builders) LimitedBuilders
What happens if Hynish Stone 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
- SC517121
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 October 2015 (11 years ago)
- Registered office
- 10 Balephuil, Balephuil, Isle of Tiree, PA77 6UE
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 30 September 2025
- Previous names
- MHL Contracts Limited (until 15 Jul 2019)
Argyll Hydro Limited (until 21 Dec 2017)
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
Other active civil engineering contractors.
Frequently asked questions
When are Hynish Stone Ltd's accounts due?
Hynish Stone 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 Hynish Stone 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 Hynish Stone Ltd still trading?
Hynish Stone 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 Hynish Stone Ltd do?
Hynish Stone Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Hynish Stone Ltd?
Hynish Stone Ltd was incorporated on 2 October 2015, 11 years ago.
Who runs Hynish Stone Ltd?
Hynish Stone Ltd has 1 active director, the longest-serving appointed in May 2019. Their names and service addresses are on the Companies House register.
Who owns Hynish Stone Ltd?
One person or company has significant control of Hynish Stone Ltd: an individual (has significant influence or control).
What is the penalty if Hynish Stone 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 Hynish Stone 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.