- Companies
- Machinery repair and installation
- Edinburgh
- Armstrong Mechanical Services Ltd.
Armstrong Mechanical Services Ltd.
- Company number
- SC386890
- Incorporated
- 12 Oct 201016 years trading
- Registered office
- 21 Lansdowne Crescent, C/O Gallone, Edinburgh, EH12 5EH
- Nature of business
- Repair and maintenance of ships and boats; Other letting and operating of own or leased real estate
Armstrong Mechanical Services Ltd. is a 16-year-old private limited company registered in Edinburgh, company number SC386890, one of 108 machinery repair and installation companies in Edinburgh. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Armstrong Mechanical Services Ltd.Or get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £3,059 (+6.1%) on the year before, to £53K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £1,112 against £34K owed within a year: 0.0 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 | £53K | £1,112 | £34K | 1 | |
| 31 Oct 2024 | £50K | £984 | £35K | 1 | |
| 31 Oct 2023 | £54K | £2,286 | £34K | 1 | |
| 31 Oct 2022 | £52K | £546 | £36K | 0 | |
| 31 Oct 2021 | £54K | £4,191 | £41K | 0 | |
| 31 Oct 2020 | £54K | £0 | £40K | 0 | |
| 31 Oct 2019 | £55K | £1,320 | £44K | 2 | |
| 31 Oct 2018 | £59K | £0 | £45K | ||
| 31 Oct 2017 | £60K | £901 | £52K | ||
| 31 Oct 2016 | £41K | £147 | £147 | £75K |
Who runs and owns Armstrong Mechanical Services Ltd.
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| R*** A*** | Director | Oct 2010 |
| R*** A*** | Director | Apr 2016 |
2 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| Brian Reid Ltd. | Secretary (company) | Oct 2010 | Oct 2010 |
| S*** M*** | Director | Oct 2010 | Oct 2010 |
Person with significant control
Where Armstrong Mechanical Services Ltd. is registered
The registered office is in Edinburgh (EH12), in the City of Edinburgh local authority area, Scotland. Show EH12 5EH on a map.
Other trade companies in EH12
- Edinburgh Autohub LtdMechanics and garages
- Mredl LimitedSpecialist contractors
- The Grange at Rosslynlee LtdProperty developers
- Varma Build LtdBuilders
- Rust & Restore LtdMotor traders
- Ecoss Landscaping LimitedGroundworks and demolition
- We Buy Any Taxi Ltd.Motor traders
- DHM Builder LtdFloor and wall tilers
Also registered at this address
9 other companies use the same registered office as Armstrong Mechanical Services Ltd..
- A B Mearns Ltd.Specialist contractors
- Atina Developments LtdJoiners and carpenters
- CKB Developments LimitedJoiners and carpenters
- Edinburgh Building Co. Ltd.Finishing trades
- FK100 LimitedProperty developers
- Grant White LimitedSpecialist contractors
- Klasse Series Automotive Ltd.Mechanics and garages
- Marionville Masonry LtdSpecialist contractors
- Recommended Decorators Ltd.Painters and decorators
What happens if Armstrong Mechanical Services 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
- SC386890
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 October 2010 (16 years ago)
- Registered office
- 21 Lansdowne Crescent, C/O Gallone, Edinburgh, EH12 5EH
- Nature of business
- Repair and maintenance of ships and boats (SIC 33150)
Other letting and operating of own or leased real estate (SIC 68209) - Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 12 October 2025
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 Edinburgh
Other active machinery repair and installation companies registered in Edinburgh.
- Aspire Fox Ltd2024
- Avw Autocentre Ltd2009
- Azitech Electrical & Maintenance Ltd2025
- Barrmill Limited2007
- Bellingham Motor Company Edinburgh Limited2019
- Benslie Limited2007
- Biocold Limited2006
- BM Temperature Control Limited2013
All machinery repair and installation companies in Edinburgh · All trades in Edinburgh · Machinery repair and installation across the UK
Frequently asked questions
When are Armstrong Mechanical Services Ltd.'s accounts due?
Armstrong Mechanical Services Ltd.'s next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Armstrong Mechanical Services 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 Armstrong Mechanical Services Ltd. still trading?
Armstrong Mechanical Services 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 Armstrong Mechanical Services Ltd. do?
Armstrong Mechanical Services Ltd. is registered under Repair and maintenance of ships and boats (SIC 33150); Other letting and operating of own or leased real estate (SIC 68209).
How old is Armstrong Mechanical Services Ltd.?
Armstrong Mechanical Services Ltd. was incorporated on 12 October 2010, 16 years ago.
Who runs Armstrong Mechanical Services Ltd.?
Armstrong Mechanical Services Ltd. has 2 active directors, the longest-serving appointed in Oct 2010. Their names and service addresses are on the Companies House register.
Who owns Armstrong Mechanical Services Ltd.?
One person or company has significant control of Armstrong Mechanical Services Ltd.: an individual (owns 75% or more of the shares).
What is the penalty if Armstrong Mechanical Services 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 Armstrong Mechanical Services 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.