- Companies
- Specialist contractors
- Brentwood
- MJG London Limited
MJG London Limited
- Company number
- 11089728
- Incorporated
- 30 Nov 20178 years trading
- Registered office
- 131-133 Roman Road, Mountnessing, Brentwood, Essex, CM15 0UD
- Nature of business
- Other specialised construction activities n.e.c.
MJG London Limited is a 8-year-old private limited company registered in Brentwood, company number 11089728, one of 114 specialist construction companies in Brentwood. 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 £316 (+8.5%) on the year before, to £4,026.
- Net assets rose in 6 of 7 year-on-year comparisons on record.
- Current assets of £60K against £59K owed within a year: 1.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £4,026 | £5,671 | £60K | £59K | 1 |
| 30 Nov 2024 | £3,710 | £5,254 | £30K | £26K | 1 |
| 30 Nov 2023 | £3,643 | £6,341 | £71K | £62K | 1 |
| 30 Nov 2022 | £3,583 | £12K | £81K | £62K | 1 |
| 30 Nov 2021 | £3,195 | £6,905 | £60K | £36K | 1 |
| 30 Nov 2020 | £145 | £2,882 | £39K | £11K | 2 |
| 30 Nov 2019 | £2,343 | £6,100 | £14K | £11K | 2 |
| 30 Nov 2018 | -£7,111 | £2,214 | £2,858 | £9,969 | 2 |
Where MJG London Limited is registered
The registered office is in Brentwood (CM15), in the Brentwood local authority area, East of England. Show CM15 0UD on a map.
Other trade companies in CM15
- JJ Freeman Construction LtdGroundworks and demolition
- Sky Loft London LtdFinishing trades
- LDN Systems LtdRoofers
- LDN Traditional Roofing LtdRoofers
- Reactive Roofers LtdRoofers
- K.Fire.Safety LtdElectricians
- Elevation Roofing Group LimitedRoofers
- Krosshatch Creative Concepts LimitedProperty developers
Also registered at this address
15 other companies use the same registered office as MJG London Limited.
- 1ST Choice Cars and Vans LimitedMotor traders
- 3D Flooring LimitedFloor and wall tilers
- 3D Flooring Restorations LimitedFloor and wall tilers
- Cabletec Electrical Services LimitedElectricians
- Capital Commercial Brickwork LimitedBuilders
- Chine Brickwork & Development LtdInstallers
- CN Weeks LimitedMechanics and garages
- Cu5K LtdMotor traders
- Efficient Energy Electrical LimitedElectricians
- Hanna Homes Developments LimitedProperty developers
- MB Revive Property Services LtdFinishing trades
- Scrub and Shine LtdCleaning companies
- Springwood Court LimitedProperty developers
- Triple R Wheel Systems LimitedMechanics and garages
- Woodgrange Park Cemetery LtdProperty developers
What happens if MJG London Limited 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
- 11089728
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 November 2017 (8 years ago)
- Registered office
- 131-133 Roman Road, Mountnessing, Brentwood, Essex, CM15 0UD
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 29 November 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 Brentwood
Other active specialist construction companies registered in Brentwood.
- Mle Consulting Services Ltd2025
- Ners Ltd2017
- Nigesta Limited2000
- Onsite Suppliers Ltd2026
- Parkstone Landscapes (UK) Ltd2007
- Peter James Construction Ltd2025
- Pic Construction Group Ltd2009
- PPR Multi Gas Ltd2021
All specialist construction companies in Brentwood · All trades in Brentwood · Specialist contractors across the UK
Frequently asked questions
When are MJG London Limited's accounts due?
MJG London Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is MJG London Limited'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 MJG London Limited still trading?
MJG London Limited 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 MJG London Limited do?
MJG London Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is MJG London Limited?
MJG London Limited was incorporated on 30 November 2017, 8 years ago.
What is the penalty if MJG London Limited 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 MJG London Limited 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.