- Companies
- Civil engineering
- London
- Crestline Electrical Services Ltd
Crestline Electrical Services Ltd
- Company number
- 16680030
- Incorporated
- 28 Aug 20251 year trading
- Registered office
- 414-416 Green Lanes, London, N13 5XG
- Nature of business
- Construction of utility projects for electricity and telecommunications; Electrical installation
Crestline Electrical Services Ltd is a 1-year-old private limited company registered in London, company number 16680030, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 28 May 2027, and its first CT600 is due at HMRC on 27 August 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 Crestline Electrical Services Ltd is registered
The registered office is in London (N13), in the Enfield local authority area, London. Show N13 5XG on a map.
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What happens if Crestline Electrical 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 28 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 May 2027 to 28 Jun 2027 | £150 |
| 1 to 3 months late | 29 Jun 2027 to 28 Aug 2027 | £375 |
| 3 to 6 months late | 29 Aug 2027 to 28 Nov 2027 | £750 |
| More than 6 months late | From 29 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 16680030
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 August 2025 (1 year ago)
- Registered office
- 414-416 Green Lanes, London, N13 5XG
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
Electrical installation (SIC 43210) - Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 27 August 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in London
Other active civil engineering contractors registered in London.
- Crewvia Ltd2025
- Cris Brothers Ltd2024
- Cristea Ltd2008
- Crja Solutions Ltd2026
- Crni Ltd2021
- Cross Blains Production Limited2026
- Cryoterra Ltd2023
- CS Rail Ltd2024
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Crestline Electrical Services Ltd's accounts due?
Crestline Electrical Services Ltd's next accounts are due at Companies House by 28 May 2027 (in 228 days), covering the period to 31 August 2026.
When is Crestline Electrical 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 27 August 2026, due by 27 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Crestline Electrical Services Ltd still trading?
Crestline Electrical 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 Crestline Electrical Services Ltd do?
Crestline Electrical Services Ltd is registered under Construction of utility projects for electricity and telecommunications (SIC 42220); Electrical installation (SIC 43210).
How old is Crestline Electrical Services Ltd?
Crestline Electrical Services Ltd was incorporated on 28 August 2025, 1 year ago.
What is the penalty if Crestline Electrical 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 Crestline Electrical 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.