- Companies
- Machinery repair and installation
- Denby
- Mab Engineering Ltd
Mab Engineering Ltd
- Company number
- 12607018
- Incorporated
- 18 May 20206 years trading
- Registered office
- Durham House, 38 Street Lane, Denby, Derbyshire, DE5 8NE
- Nature of business
- Repair of machinery; Installation of industrial machinery and equipment
Mab Engineering Ltd is a 6-year-old private limited company registered in Denby, company number 12607018, one of the UK's machinery repair and installation companies. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £9,345 (+155.9%) on the year before, to £15K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £35K against £21K owed within a year: 1.7 times cover.
- 1 employee on average, up from -1 the year before.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £15K | £12K | £35K | £21K | 1 |
| 31 May 2024 | £5,996 | £3,661 | £26K | £22K | -1 |
| 31 May 2023 | £2,327 | £8,512 | £7,163 | -1 | |
| 31 May 2022 | £15K | £13K | £25K | £11K | 0 |
| 31 May 2021 | -£1,042 | £1,943 | 0 |
Where Mab Engineering Ltd is registered
The registered office is in Denby (DE5), in the Amber Valley local authority area, East Midlands. Show DE5 8NE on a map.
Other trade companies in DE5
- Fallow Buck Property LimitedProperty developers
- Lime & Oak Conservation LtdBuilders
- Ninety6Performance LtdMotor traders
- Browns Automotive Derbyshire LtdMotor traders
- Top Float Property Services LtdInstallers
- Orion Power Solutions LtdElectricians
- BK Auto's (Ripley) LtdMechanics and garages
- N9 Builders LtdBuilders
Shared registered office
35 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Mab Engineering 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 12607018
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 May 2020 (6 years ago)
- Registered office
- Durham House, 38 Street Lane, Denby, Derbyshire, DE5 8NE
- Nature of business
- Repair of machinery (SIC 33120)
Installation of industrial machinery and equipment (SIC 33200) - Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 6 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 Denby
Other active machinery repair and installation companies registered in Denby.
- Polag Services Limited2020
- Grange Cse Ltd2020
- Navi Solutions Limited2020
- P1 Products Ltd2020
- Eastwood Air Services Limited2020
- Fortanach Services Ltd2020
- Spearhead Electrical Ltd2020
- Core Marine Ltd2020
All machinery repair and installation companies in Denby · All trades in Denby · Machinery repair and installation across the UK
Frequently asked questions
When are Mab Engineering Ltd's accounts due?
Mab Engineering Ltd's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is Mab Engineering Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Mab Engineering Ltd still trading?
Mab Engineering 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 Mab Engineering Ltd do?
Mab Engineering Ltd is registered under Repair of machinery (SIC 33120); Installation of industrial machinery and equipment (SIC 33200).
How old is Mab Engineering Ltd?
Mab Engineering Ltd was incorporated on 18 May 2020, 6 years ago.
What is the penalty if Mab Engineering 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 Mab Engineering 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.