- Company number
- SC380993
- Incorporated
- 25 Jun 201016 years trading
- Registered office
- Redwood, 19 Culduthel Road, Inverness, IV2 4AA
- Nature of business
- Construction of domestic buildings
William Maclennan Limited is a 16-year-old private limited company registered in Inverness, company number SC380993, one of 63 building contractors in Inverness. 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 £69K (+14.2%) on the year before, to £557K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £693K against £233K owed within a year: 3.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 | £557K | £177K | £693K | £233K | 0 |
| 31 Oct 2024 | £488K | £94K | £593K | £174K | 10 |
| 31 Oct 2023 | £400K | £20K | £867K | £512K | 9 |
| 31 Oct 2022 | £371K | £212K | £440K | £112K | 9 |
| 31 Oct 2021 | £325K | £119K | £501K | £203K | 10 |
| 31 Jul 2020 | £244K | £155K | £288K | £50K | 10 |
| 31 Jul 2019 | £271K | £105K | £353K | £147K | 11 |
| 31 Jul 2018 | £280K | £73K | £335K | £117K | 13 |
| 31 Jul 2017 | £249K | £16K | £281K | £87K | 11 |
| 31 Jul 2016 | £243K | £34K | £347K | £165K |
Where William Maclennan Limited is registered
The registered office is in Inverness (IV2), in the Highland local authority area, Scotland. Show IV2 4AA 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
Also registered at this address
10 other companies use the same registered office as William Maclennan Limited.
- Ada Builders (Highland) LimitedBuilders
- B M Ross Joiner Contractor LimitedBuilders
- Iv Electrical Services LtdElectricians
- M H Electrical LtdElectricians
- Manda Construction LimitedBuilders
- MGM Joinery Ltd.Joiners and carpenters
- Ross's Garage LtdMechanics and garages
- Safe Access Scotland LimitedScaffolders
- Scott Johnstone Joinery LimitedBuilders
- Stephen Leslie LimitedMachinery repair and installation
What happens if William Maclennan 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 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
- SC380993
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 June 2010 (16 years ago)
- Registered office
- Redwood, 19 Culduthel Road, Inverness, IV2 4AA
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 25 June 2026
- Charges (mortgages)
- 0 outstanding of 1 registered
- Previous names
- HMS (837) Ltd (until 2 Jul 2010)
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Inverness
Other active building contractors registered in Inverness.
- 3Macproperties Ltd2024
- A J Builders Civils & Construction Ltd2020
- A J Mackay Contractors Ltd2010
- A. McLaren Engineering Ltd2017
- Ada Builders (Highland) Limited2020
- Alan J B Robertson Ltd2015
- Alfin Joinery Ltd2025
- Allan Joinery Services Limited2022
All building contractors in Inverness · All trades in Inverness · Builders across the UK
Frequently asked questions
When are William Maclennan Limited's accounts due?
William Maclennan Limited's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is William Maclennan Limited'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 William Maclennan Limited still trading?
William Maclennan 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 William Maclennan Limited do?
William Maclennan Limited is registered under Construction of domestic buildings (SIC 41202).
How old is William Maclennan Limited?
William Maclennan Limited was incorporated on 25 June 2010, 16 years ago.
What is the penalty if William Maclennan 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 William Maclennan 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.