- Companies
- Machinery repair and installation
- Houghton le Spring
- Cobalt Construction Ne Ltd
Cobalt Construction Ne Ltd
- Company number
- 06312121
- Incorporated
- 13 Jul 200719 years trading
- Registered office
- 2 Beech Avenue, Houghton le Spring, DH4 5DU
- Nature of business
- Repair of machinery
Cobalt Construction Ne Ltd is a 19-year-old private limited company registered in Houghton le Spring, company number 06312121, one of 12 machinery repair and installation companies in Houghton le Spring. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 down £11K (-15.7%) on the year before, to £60K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £68K against £45K owed within a year: 1.5 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £60K | £68K | £45K | 2 | |
| 31 Jul 2024 | £71K | £94K | £68K | 2 | |
| 31 Jul 2023 | £69K | £78K | £65K | 2 | |
| 31 Jul 2022 | £67K | £74K | £68K | 2 | |
| 31 Jul 2021 | £19K | £80K | £86K | 2 | |
| 31 Jul 2020 | £19K | £80K | £86K | 2 | |
| 31 Jul 2019 | -£17K | £60K | £89K | 0 | |
| 31 Jul 2018 | £36K | £100 | £50K | ||
| 31 Jul 2017 | -£34K | £34K | |||
| 31 Jul 2016 | -£33K | £0 | £33K |
Where Cobalt Construction Ne Ltd is registered
The registered office is in Houghton le Spring (DH4), in the Sunderland local authority area, North East. Show DH4 5DU on a map.
Other trade companies in DH4
- P&M Home Rentals LtdProperty developers
- Penshaw M.O.T. Centre LtdMechanics and garages
- Mence Groundworks LimitedGroundworks and demolition
- M March LtdBuilders
- TJM Flooring LtdFloor and wall tilers
- Kirill Enterprises LimitedElectricians
- Am Groundworks Ne LtdSpecialist contractors
- L N Gillies Roofing and Cladding LtdFinishing trades
Also registered at this address
12 other companies use the same registered office as Cobalt Construction Ne Ltd.
- Am Groundworks Ne LtdSpecialist contractors
- Cobalt Facility Management LtdBuilders
- Community Assistance Ne LtdMechanics and garages
- DB Tree & Garden Services LtdLandscapers and gardeners
- Dream Build Homes Ne LtdFinishing trades
- Forest Development Ne LtdProperty developers
- JBM Waste Management LtdProperty developers
- Landscaping Ne LtdLandscapers and gardeners
- North East Interior Solutions LtdFinishing trades
- North East Tiling Services LimitedInstallers
- Roll With IT ( South Shields ) LtdProperty developers
- Victor Ne LtdBuilders
What happens if Cobalt Construction Ne 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 06312121
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 July 2007 (19 years ago)
- Registered office
- 2 Beech Avenue, Houghton le Spring, DH4 5DU
- Nature of business
- Repair of machinery (SIC 33120)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 13 July 2026
- Previous names
- Scott Tool Hire and Repair Centre Ltd (until 11 Aug 2017)
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 Houghton le Spring
Other active machinery repair and installation companies registered in Houghton le Spring.
- DMC Electrical Services (North East) Limited2002
- Ell Engineering Limited2026
- Gallaghers Gas Limited2015
- Jake Keelin Ltd2026
- JC Management Services Ltd2023
- Lyndhurst Automation Ltd2025
- MCW Wind Services Ltd2026
- MT Engineering & Hydraulic Services Ltd2022
All machinery repair and installation companies in Houghton le Spring · All trades in Houghton le Spring · Machinery repair and installation across the UK
Frequently asked questions
When are Cobalt Construction Ne Ltd's accounts due?
Cobalt Construction Ne Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Cobalt Construction Ne Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Cobalt Construction Ne Ltd still trading?
Cobalt Construction Ne 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 Cobalt Construction Ne Ltd do?
Cobalt Construction Ne Ltd is registered under Repair of machinery (SIC 33120).
How old is Cobalt Construction Ne Ltd?
Cobalt Construction Ne Ltd was incorporated on 13 July 2007, 19 years ago.
What is the penalty if Cobalt Construction Ne 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 Cobalt Construction Ne 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.