- Companies
- Specialist contractors
- Barnet
- Nexflow Mechanical Ltd
Nexflow Mechanical Ltd
- Company number
- 17438310
- Incorporated
- 4 Sep 2026
- Registered office
- Flat 68 Endeavour House 1 Lyonsdown Road, New Barnet, Barnet, EN5 1HR
- Nature of business
- Other specialised construction activities n.e.c.
Nexflow Mechanical Ltd is a newly incorporated private limited company registered in Barnet, company number 17438310, one of 83 specialist construction companies in Barnet. Its next accounts are due at Companies House on 4 June 2028, and its first CT600 is due at HMRC on 3 September 2028.
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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Who runs and owns Nexflow Mechanical Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| O*** H*** | Director | Sep 2026 |
Person with significant control
Where Nexflow Mechanical Ltd is registered
The registered office is in Barnet (EN5), in the Barnet local authority area, London. Show EN5 1HR on a map.
Other trade companies in EN5
- Paysa Gas LtdPlumbers and heating engineers
- Greatway Business LtdInstallers
- Je Mobile Tyres LtdMechanics and garages
- Barnet Air LtdPlumbers and heating engineers
- Hutch Electrical LtdElectricians
- A J Plant LtdMotor traders
- Plumbing365 LtdPlumbers and heating engineers
- Wells Building & Construction LimitedSpecialist contractors
Also registered at this address
1 other company uses the same registered office as Nexflow Mechanical Ltd.
- Plumbing365 LtdPlumbers and heating engineers
What happens if Nexflow Mechanical 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 4 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 5 Jun 2028 to 4 Jul 2028 | £150 |
| 1 to 3 months late | 5 Jul 2028 to 4 Sep 2028 | £375 |
| 3 to 6 months late | 5 Sep 2028 to 4 Dec 2028 | £750 |
| More than 6 months late | From 5 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 2029 | 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
- 17438310
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 September 2026
- Registered office
- Flat 68 Endeavour House 1 Lyonsdown Road, New Barnet, Barnet, EN5 1HR
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Barnet
Other active specialist construction companies registered in Barnet.
- Nimrod Haulage Limited2013
- Nomos Bespoke Ltd2025
- Nomos Construction Limited2019
- Nomos Group Ltd2025
- NSG Tiles Ltd2020
- Olb Construction Ltd2016
- Optimus 20 Ltd2020
- Ovy Cazac Ltd2013
All specialist construction companies in Barnet · All trades in Barnet · Specialist contractors across the UK
Frequently asked questions
When are Nexflow Mechanical Ltd's accounts due?
Nexflow Mechanical Ltd's next accounts are due at Companies House by 4 June 2028 (in 601 days), covering the period to 30 September 2027.
When is Nexflow Mechanical 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 3 September 2027, due by 3 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Nexflow Mechanical Ltd still trading?
Nexflow Mechanical 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 Nexflow Mechanical Ltd do?
Nexflow Mechanical Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Nexflow Mechanical Ltd?
Nexflow Mechanical Ltd was incorporated on 4 September 2026, less than a year ago.
Who runs Nexflow Mechanical Ltd?
Nexflow Mechanical Ltd has 1 active director, the longest-serving appointed in Sep 2026. Their names and service addresses are on the Companies House register.
Who owns Nexflow Mechanical Ltd?
One person or company has significant control of Nexflow Mechanical Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Nexflow Mechanical 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 Nexflow Mechanical 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.