- Companies
- Installers
- London
- SB7 Maintenance and Support Services Limited
SB7 Maintenance and Support Services Limited
- Company number
- 16265881
- Incorporated
- 20 Feb 20251 year trading
- Registered office
- 112 Morden Road, London, SW19 3BP
- Nature of business
- Other construction installation; Management of real estate on a fee or contract basis
SB7 Maintenance and Support Services Limited is a 1-year-old private limited company registered in London, company number 16265881, one of 2,278 installation companies (insulation, lifts, shutters and similar) in London. Its next accounts are due at Companies House on 20 November 2026, and its first CT600 is due at HMRC on 19 February 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where SB7 Maintenance and Support Services Limited is registered
The registered office is in London (SW19), in the Merton local authority area, London. Show SW19 3BP on a map.
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Also registered at this address
16 other companies use the same registered office as SB7 Maintenance and Support Services Limited.
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What happens if SB7 Maintenance and Support 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 20 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 21 Nov 2026 to 20 Dec 2026 | £150 |
| 1 to 3 months late | 21 Dec 2026 to 20 Feb 2027 | £375 |
| 3 to 6 months late | 21 Feb 2027 to 20 May 2027 | £750 |
| More than 6 months late | From 21 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 16265881
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 February 2025 (1 year ago)
- Registered office
- 112 Morden Road, London, SW19 3BP
- Nature of business
- Other construction installation (SIC 43290)
Management of real estate on a fee or contract basis (SIC 68320) - Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 19 February 2026
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in London
Other active installation companies (insulation, lifts, shutters and similar) registered in London.
- Sba Elevators Ltd2025
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- SBT Technical Ltd2025
- Sbulgaru Ltd2022
- SC Home Solutions Ltd2026
- Sceales Gunn Design Limited2013
- Schepsys Insulation Ltd2021
- SDS (UK) Construction and Maintenance Limited2024
All installation companies (insulation, lifts, shutters and similar) in London · All trades in London · Installers across the UK
Frequently asked questions
When are SB7 Maintenance and Support Services Limited's accounts due?
SB7 Maintenance and Support Services Limited's next accounts are due at Companies House by 20 November 2026 (in 38 days), covering the period to 28 February 2026.
When is SB7 Maintenance and Support Services Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 19 February 2026, due by 19 February 2027, and one for the period to 28 February 2026, due by 28 February 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is SB7 Maintenance and Support Services Limited still trading?
SB7 Maintenance and Support 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 SB7 Maintenance and Support Services Limited do?
SB7 Maintenance and Support Services Limited is registered under Other construction installation (SIC 43290); Management of real estate on a fee or contract basis (SIC 68320).
How old is SB7 Maintenance and Support Services Limited?
SB7 Maintenance and Support Services Limited was incorporated on 20 February 2025, 1 year ago.
What is the penalty if SB7 Maintenance and Support 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 SB7 Maintenance and Support 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.