- Companies
- Machinery repair and installation
- London
- Topkeystore Ltd
Topkeystore Ltd
- Company number
- 16139793
- Incorporated
- 17 Dec 20241 year trading
- Registered office
- 128 City Road, London, EC1V 2NX
- Nature of business
- Repair of electrical equipment; Wholesale of computers, computer peripheral equipment and software; Retail sale of computers, peripheral units and software in specialised stores; Business and domestic software development
Topkeystore Ltd is a 1-year-old private limited company registered in London, company number 16139793, one of 1,743 machinery repair and installation companies in London. 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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Financial snapshot, 2025
From the balance sheet at 31 December 2025, as filed at Companies House.
Where Topkeystore Ltd is registered
The registered office is in London (EC1V), in the Islington local authority area, London. Show EC1V 2NX on a map.
Other trade companies in EC1V
- Cardiff Electrical Solutions LtdElectricians
- Edemis Construction LtdBuilders
- Zaylan LtdProperty developers
- Pronto Roofing and Construction LtdRoofers
- Instal Systems LtdPlumbers and heating engineers
- J&R Partners LtdBuilders
- The Tile Craft LtdFinishing trades
- Cathal Od Solutions LtdSpecialist contractors
Shared registered office
2,436 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 Topkeystore 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 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
- 16139793
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 December 2024 (1 year ago)
- Registered office
- 128 City Road, London, EC1V 2NX
- Nature of business
- Repair of electrical equipment (SIC 33140)
Wholesale of computers, computer peripheral equipment and software (SIC 46510)
Retail sale of computers, peripheral units and software in specialised stores (SIC 47410)
Business and domestic software development (SIC 62012) - Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 16 December 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 London
Other active machinery repair and installation companies registered in London.
- Topquest Limited2014
- Topserve Business Systems Limited1996
- Topstar Electrical Ltd2020
- Tosi Electrical Ltd2020
- Total Repair Group Limited2014
- Total Response (UK) Ltd2012
- Touba Electrical Ltd2021
- Town & Country Estate Services Ltd2022
All machinery repair and installation companies in London · All trades in London · Machinery repair and installation across the UK
Frequently asked questions
When are Topkeystore Ltd's accounts due?
Topkeystore Ltd's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Topkeystore Ltd'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 Topkeystore Ltd still trading?
Topkeystore 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 Topkeystore Ltd do?
Topkeystore Ltd is registered under Repair of electrical equipment (SIC 33140); Wholesale of computers, computer peripheral equipment and software (SIC 46510); Retail sale of computers, peripheral units and software in specialised stores (SIC 47410); Business and domestic software development (SIC 62012).
How old is Topkeystore Ltd?
Topkeystore Ltd was incorporated on 17 December 2024, 1 year ago.
What is the penalty if Topkeystore 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 Topkeystore 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.