- Companies
- Plumbers and heating engineers
- London
- Blackstone Services Limited
Blackstone Services Limited
- Company number
- 15073002
- Incorporated
- 15 Aug 20233 years trading
- Registered office
- 14/2E Docklands Business Centre, 10-16 Tiller Road, London, E14 8PX
- Nature of business
- Plumbing, heat and air-conditioning installation; Retail sale via mail order houses or via Internet
Blackstone Services Limited is a 3-year-old private limited company registered in London, company number 15073002, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £1,533 on the year before, to £1,534.
- Current assets of £1,141 against £2,675 owed within a year: 0.4 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £1,534 | £1,141 | £2,675 | 1 | |
| 31 Aug 2024 | £1 | £1 |
Where Blackstone Services Limited is registered
The registered office is in London (E14), in the Tower Hamlets local authority area, London. Show E14 8PX on a map.
Other trade companies in E14
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- London Dev Sittingbourne LimitedProperty developers
- London Dev Dagenham LimitedProperty developers
- JK Motor Vehicles LtdMotor traders
- Eilunio LtdProperty developers
- Gasi Cleaning Co LtdCleaning companies
- Lustrouk LimitedCleaning companies
Also registered at this address
13 other companies use the same registered office as Blackstone Services Limited.
- 4 Ladies Cleaning Services LtdCleaning companies
- Albert Zensen LtdProperty developers
- Cleanikal LtdCleaning companies
- Cores Group LtdCleaning companies
- D&B Group Services LtdBuilders
- FK Trading Group LtdMotor traders
- Gate Surveying LimitedJoiners and carpenters
- Kivik Renovations LtdFinishing trades
- Moat Builders LtdBuilders
- Novex Maintenance LtdInstallers
- Ri Trading LimitedBuilders
- Robert Automotive Group LtdMotor traders
- Upm Contract UK LtdProperty developers
What happens if Blackstone 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 15073002
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 August 2023 (3 years ago)
- Registered office
- 14/2E Docklands Business Centre, 10-16 Tiller Road, London, E14 8PX
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Retail sale via mail order houses or via Internet (SIC 47910) - Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 2 June 2026
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 London
Other active plumbing and heating companies registered in London.
- BLB Plumbing and Heating Group Ltd2020
- Blissfix Plumbing and Heating Ltd2026
- Blomfield Heating Ltd2024
- Blue Cone Limited2018
- Blue Flame Contractors Limited2022
- Blue Flamma Heating&Plumbing Limited2025
- Blue Shield Maintenance Ltd2025
- Blue Wave Ltd2025
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Blackstone Services Limited's accounts due?
Blackstone Services Limited's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Blackstone Services Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Blackstone Services Limited still trading?
Blackstone 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 Blackstone Services Limited do?
Blackstone Services Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Retail sale via mail order houses or via Internet (SIC 47910).
How old is Blackstone Services Limited?
Blackstone Services Limited was incorporated on 15 August 2023, 3 years ago.
What is the penalty if Blackstone 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 Blackstone 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.