- Companies
- Electricians
- Brentford
- Sphinx Refurbishment Ltd
Sphinx Refurbishment Ltd
- Company number
- 10020435
- Incorporated
- 23 Feb 201610 years trading
- Registered office
- 1000 Great West RD, C/O KM Accountancy Services, Brentford, England, TW8 9DW
- Nature of business
- Electrical installation; Plumbing, heat and air-conditioning installation; Floor and wall covering; Painting
Sphinx Refurbishment Ltd is a 10-year-old private limited company registered in Brentford, company number 10020435, one of 13 electrical contractors in Brentford. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 £1,576 (+7.6%) on the year before, to £22K.
- Net assets rose in 6 of 8 year-on-year comparisons on record.
- Current assets of £43K against £20K owed within a year: 2.1 times cover.
- 4 employees on average during the year.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £22K | £6,876 | £43K | £20K | 4 |
| 29 Feb 2024 | £21K | £8,875 | £41K | £14K | 4 |
| 28 Feb 2023 | £49K | £58K | £82K | £20K | 4 |
| 28 Feb 2022 | £36K | £47K | £75K | £19K | 4 |
| 28 Feb 2021 | £23K | £53K | £62K | £9,260 | 3 |
| 29 Feb 2020 | £9,760 | £2,941 | £17K | £8,420 | 4 |
| 28 Feb 2019 | £16K | £29K | £14K | ||
| 28 Feb 2018 | £8,069 | £16K | £10K | ||
| 28 Feb 2017 | £4,394 | £4,106 | £2,912 |
Where Sphinx Refurbishment Ltd is registered
The registered office is in Brentford (TW8), in the Hounslow local authority area, London. Show TW8 9DW on a map.
Other trade companies in TW8
- Loft Algerie LtdMotor traders
- Redline Roofing and Construction LtdBuilders
- Skyracer LtdMotor traders
- Trueccraft Construction LimitedBuilders
- X2 Performance LtdMechanics and garages
- Velox Property LimitedBuilders
- Fastway Projects LtdBuilders
- Vertex Build Pro LtdBuilders
Also registered at this address
9 other companies use the same registered office as Sphinx Refurbishment Ltd.
- Archalign LimitedBuilders
- Brilliant Worktops LtdSpecialist contractors
- Hightower Builder LtdBuilders
- M Goldhands Construction LtdFinishing trades
- MFM Contractors LtdFloor and wall tilers
- Mkaj Construction LtdBuilders
- Myh Heating and Plumbing LtdPlumbers and heating engineers
- Property Pack London LtdBuilders
- Trueccraft Construction LimitedBuilders
What happens if Sphinx Refurbishment 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 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 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
- 10020435
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 February 2016 (10 years ago)
- Registered office
- 1000 Great West RD, C/O KM Accountancy Services, Brentford, England, TW8 9DW
- Nature of business
- Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220)
Floor and wall covering (SIC 43330)
Painting (SIC 43341) - Year end
- 29 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 26 February 2026
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Brentford
Other active electrical contractors registered in Brentford.
- A.A. Electrical Installations Services Limited2003
- Afa Electric Ltd2021
- Ak Electrical Connect Ltd2024
- Apk Installations Limited2014
- GSP Construction Ltd2012
- Live Electrical Services Limited2019
- Mayo Elec Ltd2014
- MC London Services Limited2017
All electrical contractors in Brentford · All trades in Brentford · Electricians across the UK
Frequently asked questions
When are Sphinx Refurbishment Ltd's accounts due?
Sphinx Refurbishment Ltd's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is Sphinx Refurbishment Ltd's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Sphinx Refurbishment Ltd still trading?
Sphinx Refurbishment Ltd 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 Sphinx Refurbishment Ltd do?
Sphinx Refurbishment Ltd is registered under Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220); Floor and wall covering (SIC 43330); Painting (SIC 43341).
How old is Sphinx Refurbishment Ltd?
Sphinx Refurbishment Ltd was incorporated on 23 February 2016, 10 years ago.
What is the penalty if Sphinx Refurbishment 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 Sphinx Refurbishment Ltd 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.