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- Denev Network Engineering Limited
Company profile · Civil engineering
Denev Network Engineering Limited
Denev Network Engineering Limited is a 1-year-old private limited company registered in Walthamstow, company number 16518362, one of 5 civil engineering contractors in Walthamstow. Its next accounts are due at Companies House on 14 March 2027, and its first CT600 is due at HMRC on 13 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 Denev Network Engineering Limited is registered
The registered office is in Walthamstow (E17), in the Waltham Forest local authority area, London. Show E17 8QW on a map.
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Also registered at this address
4 other companies use the same registered office as Denev Network Engineering Limited.
- Angelina 76 LtdFinishing trades
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What happens if Denev Network Engineering 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 14 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 15 Mar 2027 to 14 Apr 2027 | £150 |
| 1 to 3 months late | 15 Apr 2027 to 14 Jun 2027 | £375 |
| 3 to 6 months late | 15 Jun 2027 to 14 Sep 2027 | £750 |
| More than 6 months late | From 15 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
- 16518362
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 June 2025 (1 year ago)
- Registered office
- 40 Somerset Road, Walthamstow, E17 8QW
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
- Year end
- 30 June (accounting reference date)
- Accounts type
- No accounts filed yet
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 Walthamstow
Other active civil engineering contractors registered in Walthamstow.
- Durkas Construction Limited2006
- Ramstone Construction Limited2019
- Zeus Electrical Constructions Ltd2018
- Chisu Ltd2018
All civil engineering contractors in Walthamstow · All trades in Walthamstow · Civil engineering across the UK
Frequently asked questions
When are Denev Network Engineering Limited's accounts due?
Denev Network Engineering Limited's next accounts are due at Companies House by 14 March 2027 (in 153 days), covering the period to 30 June 2026.
When is Denev Network Engineering Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 13 June 2026, due by 13 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 Denev Network Engineering Limited still trading?
Denev Network Engineering Limited is listed as active on the Companies House register (checked 12 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 Denev Network Engineering Limited do?
Denev Network Engineering Limited is registered under Construction of utility projects for electricity and telecommunications (SIC 42220).
How old is Denev Network Engineering Limited?
Denev Network Engineering Limited was incorporated on 14 June 2025, 1 year ago.
What is the penalty if Denev Network Engineering 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 Denev Network Engineering Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.