- Companies
- Machinery repair and installation
- Ruislip
- SMH Plant Services Limited
SMH Plant Services Limited
- Company number
- 11102534
- Incorporated
- 7 Dec 20178 years trading
- Registered office
- 49 Kings Lodge, Pembroke Road, Ruislip, HA4 8NH
- Nature of business
- Repair of machinery
SMH Plant Services Limited is a 8-year-old private limited company registered in Ruislip, company number 11102534, one of 17 machinery repair and installation companies in Ruislip. 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 £7,380 (-7.4%) on the year before, to £93K.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £99K against £6,105 owed within a year: more than 10 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £93K | £99K | £6,105 | 1 | |
| 31 Dec 2024 | £100K | £108K | £7,501 | 1 | |
| 31 Dec 2023 | £97K | £103K | £6,252 | 1 | |
| 31 Dec 2022 | £85K | £80K | £91K | £6,759 | 1 |
| 31 Dec 2021 | £79K | £80K | £87K | £7,861 | 1 |
| 31 Dec 2020 | £83K | £93K | £94K | £11K | 1 |
| 31 Dec 2019 | £60K | £67K | £71K | £11K | 1 |
| 31 Dec 2018 | £1 | £1 |
Where SMH Plant Services Limited is registered
The registered office is in Ruislip (HA4), in the Hillingdon local authority area, London. Show HA4 8NH on a map.
Other trade companies in HA4
- SSC London LtdGroundworks and demolition
- DCR Industriltdal LtdPainters and decorators
- Katardino Monten for General Contracting and Supplies LtdCivil engineering
- Apex Build & Move LtdBuilders
- Ridgeway Building Contracts LimitedProperty developers
- Azya Farah LtdBuilders
- Howdens Roofing & Guttering LimitedRoofers
- Vetro Glazing LimitedGlaziers
What happens if SMH Plant Services 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
- 11102534
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 December 2017 (8 years ago)
- Registered office
- 49 Kings Lodge, Pembroke Road, Ruislip, HA4 8NH
- Nature of business
- Repair of machinery (SIC 33120)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 11 November 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 Ruislip
Other active machinery repair and installation companies registered in Ruislip.
- Star Blade Ltd2015
- Wash-Vac Services & Repairs Ltd2009
- Yates Engineering Services Limited2002
- A S Peck Engineering Limited1986
- Domestic Repairs Limited2007
- DS Recycling Limited2003
- Egan Biomass Limited2026
- GJ Heating Services Ltd2019
All machinery repair and installation companies in Ruislip · All trades in Ruislip · Machinery repair and installation across the UK
Frequently asked questions
When are SMH Plant Services Limited's accounts due?
SMH Plant Services 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 SMH Plant Services 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 SMH Plant Services Limited still trading?
SMH Plant Services 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 SMH Plant Services Limited do?
SMH Plant Services Limited is registered under Repair of machinery (SIC 33120).
How old is SMH Plant Services Limited?
SMH Plant Services Limited was incorporated on 7 December 2017, 8 years ago.
What is the penalty if SMH Plant Services 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 SMH Plant Services 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.