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- Top Marks Installations Ltd
Company profile · Installers
Top Marks Installations Ltd
Top Marks Installations Ltd is a 4-year-old private limited company registered in Dudley, company number 13689082, one of 54 installation companies (insulation, lifts, shutters and similar) in Dudley. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 March 2025, as filed at Companies House.
Top Marks Installations Ltd over the years
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 £34K (+15.2%) on the year before, to £261K.
- Current assets of £262K against £62K owed within a year: 4.2 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £261K | £190K | £262K | £62K | 1 |
| 31 Mar 2024 | £226K | £104K | £181K | £33K | 1 |
| 31 Mar 2023 | £137K | £49K | £160K | £43K | 1 |
Where Top Marks Installations Ltd is registered
The registered office is in Dudley (DY3), in the Dudley local authority area, West Midlands. Show DY3 1JA on a map.
Other trade companies in DY3
- TJ Maintenance LtdProperty developers
- Bakers Automotives LtdMechanics and garages
- Jsbros Electrical LimitedElectricians
- Indus Automotive Group LimitedMotor traders
- Waite Fitted Bedrooms LtdJoiners and carpenters
- SM James Motors LtdMotor traders
- L D Bryant Contracting LtdProperty developers
- PB Midlands Properties LtdBuilders
Shared registered office
41 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Top Marks Installations 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 13689082
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 October 2021 (4 years ago)
- Registered office
- Heame House 23 Bilston Street, Sedgley, Dudley, West Midlands, DY3 1JA
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 18 October 2025
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Dudley
Other active installation companies (insulation, lifts, shutters and similar) registered in Dudley.
- Watson Insulation Limited2015
- Waymaker Contractors Ltd2025
- Windowmaster (Midlands) Ltd2024
- Wrapp Kitchen's & Interiors Limited2023
- A & K Joinery Limited2015
- Aon Installations Limited2020
- Approved Adaptations Limited2023
- Argo (UK) Limited2013
All installation companies (insulation, lifts, shutters and similar) in Dudley · All trades in Dudley · Installers across the UK
Frequently asked questions
When are Top Marks Installations Ltd's accounts due?
Top Marks Installations Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Top Marks Installations Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Top Marks Installations Ltd still trading?
Top Marks Installations 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 Top Marks Installations Ltd do?
Top Marks Installations Ltd is registered under Other construction installation (SIC 43290).
How old is Top Marks Installations Ltd?
Top Marks Installations Ltd was incorporated on 19 October 2021, 4 years ago.
What is the penalty if Top Marks Installations 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 Top Marks Installations Ltd on Companies House for filed documents, officers and the full history.
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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.