- Companies
- Machinery repair and installation
- London
- Dylsen Mechanical Services Ltd
Dylsen Mechanical Services Ltd
- Company number
- 16494365
- Incorporated
- 3 Jun 20251 year trading
- Registered office
- 3RD Floor, 86-90, Paul Street, London, England, EC2A 4NE
- Nature of business
- Repair of machinery; Repair of other equipment; Installation of industrial machinery and equipment; Plumbing, heat and air-conditioning installation
Dylsen Mechanical Services Ltd is a 1-year-old private limited company registered in London, company number 16494365, one of 1,743 machinery repair and installation companies in London. Its next accounts are due at Companies House on 3 March 2027, and its first CT600 is due at HMRC on 2 June 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Dylsen Mechanical Services Ltd is registered
The registered office is in London (EC2A), in the Hackney local authority area, London. Show EC2A 4NE on a map.
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- Cenlora Cleaning Group LtdCleaning companies
Shared registered office
1,581 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 Dylsen 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 3 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 4 Mar 2027 to 3 Apr 2027 | £150 |
| 1 to 3 months late | 4 Apr 2027 to 3 Jun 2027 | £375 |
| 3 to 6 months late | 4 Jun 2027 to 3 Sep 2027 | £750 |
| More than 6 months late | From 4 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 16494365
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 June 2025 (1 year ago)
- Registered office
- 3RD Floor, 86-90, Paul Street, London, England, EC2A 4NE
- Nature of business
- Repair of machinery (SIC 33120)
Repair of other equipment (SIC 33190)
Installation of industrial machinery and equipment (SIC 33200)
Plumbing, heat and air-conditioning installation (SIC 43220) - Year end
- 30 June (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 22 June 2026
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.
- Dyn Engineering Ltd2020
- E&E Electrical Contractors Ltd2024
- E-Pak Ltd2021
- E.A. Plumbing, Gas & Ac Ltd2026
- E5 Bikes Ltd2024
- Eagle Star Auto Ltd2011
- Earlington Limited2025
- Eastglade Autos Limited2003
All machinery repair and installation companies in London · All trades in London · Machinery repair and installation across the UK
Frequently asked questions
When are Dylsen Mechanical Services Ltd's accounts due?
Dylsen Mechanical Services Ltd's next accounts are due at Companies House by 3 March 2027 (in 141 days), covering the period to 30 June 2026.
When is Dylsen Mechanical Services Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 2 June 2026, due by 2 June 2027, and one for the period to 30 June 2026, due by 30 June 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Dylsen Mechanical Services Ltd still trading?
Dylsen 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 Dylsen Mechanical Services Ltd do?
Dylsen Mechanical Services Ltd is registered under Repair of machinery (SIC 33120); Repair of other equipment (SIC 33190); Installation of industrial machinery and equipment (SIC 33200); Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Dylsen Mechanical Services Ltd?
Dylsen Mechanical Services Ltd was incorporated on 3 June 2025, 1 year ago.
What is the penalty if Dylsen 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 Dylsen 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.