- Companies
- Specialist contractors
- Grimsby
- Cox Industrial Services Ltd
Cox Industrial Services Ltd
- Company number
- 15251218
- Incorporated
- 1 Nov 20232 years trading
- Registered office
- 40 Dunbar Ave, Grimsby, Lincolnshire, DN36 4QE
- Nature of business
- Other specialised construction activities n.e.c.; Engineering related scientific and technical consulting activities; Technical testing and analysis
Cox Industrial Services Ltd is a 2-year-old private limited company registered in Grimsby, company number 15251218, one of 102 specialist construction companies in Grimsby. 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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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £17K on the year before, to £17K.
- Current assets of £11K against £8,219 owed within a year: 1.3 times cover.
- 1 employee on average, up from 0 the year before.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £17K | £11K | £8,219 | 1 | |
| 30 Nov 2024 | £1 | 0 |
Where Cox Industrial Services Ltd is registered
The registered office is in Grimsby (DN36), in the North East Lincolnshire local authority area, Yorkshire and The Humber. Show DN36 4QE on a map.
Other trade companies in DN36
- Net Zero Renewables Ltd LtdBuilders
- Ultimate Civils LimitedCivil engineering
- K G Collins Roofing LtdRoofers
- Coops Autoneering LtdMechanics and garages
- Ibuild Projects LimitedProperty developers
- Humberside Power LimitedElectricians
- Home Fresh Property Maintenance LimitedFacilities management
- Home Fresh Professional Cleaning LimitedCleaning companies
What happens if Cox Industrial 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 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
- 15251218
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 November 2023 (2 years ago)
- Registered office
- 40 Dunbar Ave, Grimsby, Lincolnshire, DN36 4QE
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Engineering related scientific and technical consulting activities (SIC 71122)
Technical testing and analysis (SIC 71200) - Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 31 October 2025
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 Grimsby
Other active specialist construction companies registered in Grimsby.
- CS Access and Coatings Limited2025
- Cuff & Co Limited2003
- D B Groundworks (Gy) Limited2011
- D Tominey Ltd2023
- Dexie Ltd2025
- Dillon Turbines Limited2023
- DJW Ropes Ltd2023
- Driftwood Wealth Limited2025
All specialist construction companies in Grimsby · All trades in Grimsby · Specialist contractors across the UK
Frequently asked questions
When are Cox Industrial Services Ltd's accounts due?
Cox Industrial Services 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 Cox Industrial Services 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 Cox Industrial Services Ltd still trading?
Cox Industrial 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 Cox Industrial Services Ltd do?
Cox Industrial Services Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999); Engineering related scientific and technical consulting activities (SIC 71122); Technical testing and analysis (SIC 71200).
How old is Cox Industrial Services Ltd?
Cox Industrial Services Ltd was incorporated on 1 November 2023, 2 years ago.
What is the penalty if Cox Industrial 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 Cox Industrial 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.