- Companies
- Plumbers and heating engineers
- Sidcup
- MB Construction Services Limited
MB Construction Services Limited
- Company number
- 15420591
- Incorporated
- 17 Jan 20242 years trading
- Registered office
- 12 Hatherley Road, Sidcup, DA14 4DT
- Nature of business
- Plumbing, heat and air-conditioning installation
MB Construction Services Limited is a 2-year-old private limited company registered in Sidcup, company number 15420591, one of 101 plumbing and heating companies in Sidcup. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
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 £15K on the year before, to £15K.
- Current assets of £38K against £24K owed within a year: 1.5 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £15K | £130 | £38K | £24K | 1 |
| 31 Jan 2025 | £285 | £156 | £11K | £13K | 1 |
Where MB Construction Services Limited is registered
The registered office is in Sidcup (DA14), in the Bexley local authority area, London. Show DA14 4DT on a map.
Other trade companies in DA14
- Evlor LtdElectricians
- Pfe Services LimitedElectricians
- CJM Property Services LimitedFinishing trades
- Top Local Trader LtdBuilders
- Bassett Electrical Group LimitedElectricians
- Flatline Flooring LtdFloor and wall tilers
- LDT Service's LimitedScaffolders
- Old Maidstone Road Hand Car Wash LtdMechanics and garages
Shared registered office
427 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 MB Construction Services 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 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2029 | 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
- 15420591
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 January 2024 (2 years ago)
- Registered office
- 12 Hatherley Road, Sidcup, DA14 4DT
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 7 November 2025
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Sidcup
Other active plumbing and heating companies registered in Sidcup.
- McCarthy's Plumbing Solutions Ltd2025
- Modgas Ltd2018
- Morfleet Construction/Heating Ltd2025
- My Home PS Ltd2024
- Odh Climate & Maintenance Limited2025
- P O'Callaghan Services Limited1998
- Perfect Glow Services Limited2018
- Peter Ely Plumbing and Heating Limited2014
All plumbing and heating companies in Sidcup · All trades in Sidcup · Plumbers and heating engineers across the UK
Frequently asked questions
When are MB Construction Services Limited's accounts due?
MB Construction Services Limited's next accounts are due at Companies House by 31 October 2027 (in 384 days), covering the period to 31 January 2027.
When is MB Construction Services Limited's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is MB Construction Services Limited still trading?
MB Construction Services 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 MB Construction Services Limited do?
MB Construction Services Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is MB Construction Services Limited?
MB Construction Services Limited was incorporated on 17 January 2024, 2 years ago.
What is the penalty if MB Construction Services 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 MB Construction Services 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.