- Companies
- Builders
- Middlesbrough
- Mruff Ltd
Mruff Ltd
- Company number
- 12756950
- Incorporated
- 20 Jul 20206 years trading
- Registered office
- Beaumont Accountancy 1ST Floor Enterprise House, 202-206 Linthorpe Road, Middlesbrough, TS1 3QW
- Nature of business
- Construction of commercial buildings; Other construction installation
Mruff Ltd is a 6-year-old private limited company registered in Middlesbrough, company number 12756950, one of 163 building contractors in Middlesbrough. 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 £12 (-24.5%) on the year before, to £37.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £11K against £10K owed within a year: 1.1 times cover.
- 1 employee on average during the year.
- 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 Jul 2025 | £37 | £11K | £10K | 1 | |
| 31 Jul 2024 | £49 | £12K | £11K | 1 | |
| 31 Jul 2023 | £1,339 | £7,445 | £5,146 | 1 | |
| 31 Jul 2022 | £91 | £3,493 | £2,562 | 1 | |
| 31 Jul 2021 | £86 | £2,835 | £1,909 | 1 |
Where Mruff Ltd is registered
The registered office is in Middlesbrough (TS1), in the Middlesbrough local authority area, North East. Show TS1 3QW on a map.
Other trade companies in TS1
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- Omnipest LtdCleaning companies
- Quality Auto Teeside LtdMotor traders
- Wemma-Rigging LtdBuilders
- Diamondshield LtdCleaning companies
- Northdrive Auto LtdMotor traders
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Also registered at this address
15 other companies use the same registered office as Mruff Ltd.
- As Mechanical Solutions LtdMechanics and garages
- Cwelec LtdElectricians
- G.O.A.T Services LimitedSpecialist contractors
- Granwood Developments LimitedProperty developers
- JR Development Ne LtdProperty developers
- Krew LtdInstallers
- Lees Lettings LimitedProperty developers
- LPH Safety LtdSpecialist contractors
- Millie Lettings LimitedProperty developers
- PJL Developments North East LimitedProperty developers
- S F Fencing LimitedInstallers
- Seamer Construction LimitedProperty developers
- SRB Vehicles UK LtdMotor traders
- Tees Inspection LtdInstallers
- Thrybergh Motor Services LimitedMechanics and garages
What happens if Mruff 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
- 12756950
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 July 2020 (6 years ago)
- Registered office
- Beaumont Accountancy 1ST Floor Enterprise House, 202-206 Linthorpe Road, Middlesbrough, TS1 3QW
- Nature of business
- Construction of commercial buildings (SIC 41201)
Other construction installation (SIC 43290) - Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 19 July 2025
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Middlesbrough
Other active building contractors registered in Middlesbrough.
- N Coulson Services Ltd2026
- NBD Electrical Ltd2024
- Norman Reed Limited2013
- North East Property Refurbs Limited2025
- North Yorkshire Extensions Ltd2026
- Northside Property Maintenance Limited2020
- O&Os Services Limited2026
- Offshoreriggingservices Ltd2025
All building contractors in Middlesbrough · All trades in Middlesbrough · Builders across the UK
Frequently asked questions
When are Mruff Ltd's accounts due?
Mruff Ltd's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.
When is Mruff 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 Mruff Ltd still trading?
Mruff Ltd is listed as active on the Companies House register (checked 12 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 Mruff Ltd do?
Mruff Ltd is registered under Construction of commercial buildings (SIC 41201); Other construction installation (SIC 43290).
How old is Mruff Ltd?
Mruff Ltd was incorporated on 20 July 2020, 6 years ago.
What is the penalty if Mruff 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 Mruff Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.