- Companies
- Machinery repair and installation
- Halstead
- Nonstopdiag Ltd
Nonstopdiag Ltd
- Company number
- 16110729
- Incorporated
- 30 Nov 20241 year trading
- Registered office
- 52 Trinity Road, Halstead, CO9 1EB
- Nature of business
- Repair of electrical equipment
Nonstopdiag Ltd is a 1-year-old private limited company registered in Halstead, company number 16110729, one of 23 machinery repair and installation companies in Halstead. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 30 November 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Where Nonstopdiag Ltd is registered
The registered office is in Halstead (CO9), in the Braintree local authority area, East of England. Show CO9 1EB on a map.
Other trade companies in CO9
- Svitlo LtdBuilders
- Eight Ash Solutions LtdBuilders
- DT Building Contracts LtdBuilders
- L&L Cleaning Co LtdCleaning companies
- Oak and Ivory Cleaning Company LtdCleaning companies
- Sae Automotive Group LtdMotor traders
- Expandable Buildings UK LtdBuilders
- Griffin Cad Services LimitedSpecialist contractors
What happens if Nonstopdiag 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 31 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 16110729
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 November 2024 (1 year ago)
- Registered office
- 52 Trinity Road, Halstead, CO9 1EB
- Nature of business
- Repair of electrical equipment (SIC 33140)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 29 November 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 Halstead
Other active machinery repair and installation companies registered in Halstead.
- Psa Engineering Ltd2013
- RDM Contracting Limited2025
- RTF Commercial Limited2011
- SDS Facilities Limited2010
- Socc Electrical Ltd2019
- Solarflare Ltd.2006
- A R Installs Limited2016
- Ace Turfcare Ltd2024
All machinery repair and installation companies in Halstead · All trades in Halstead · Machinery repair and installation across the UK
Frequently asked questions
When are Nonstopdiag Ltd's accounts due?
Nonstopdiag Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Nonstopdiag Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Nonstopdiag Ltd still trading?
Nonstopdiag 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 Nonstopdiag Ltd do?
Nonstopdiag Ltd is registered under Repair of electrical equipment (SIC 33140).
How old is Nonstopdiag Ltd?
Nonstopdiag Ltd was incorporated on 30 November 2024, 1 year ago.
What is the penalty if Nonstopdiag 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 Nonstopdiag 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.