- Companies
- Electricians
- Grays
- Sinclair Electrical Contractors Limited
Sinclair Electrical Contractors Limited
- Company number
- 07603188
- Incorporated
- 13 Apr 201115 years trading
- Registered office
- 66 Porter Close, Grays, RM20 4AS
- Nature of business
- Electrical installation; Plastering; Joinery installation; Painting
Sinclair Electrical Contractors Limited is a 15-year-old private limited company registered in Grays, company number 07603188, one of 100 electrical contractors in Grays. Its next accounts are due at Companies House on 31 January 2028, and the CT600 for the period to 30 April 2027 is due at HMRC on 30 April 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 down £15K (-66.4%) on the year before, to -£38K.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £22K against £59K owed within a year: 0.4 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2026 | -£38K | £22K | £59K | 1 | |
| 30 Apr 2025 | -£23K | £26K | £48K | 1 | |
| 30 Apr 2024 | -£18K | £26K | £43K | 1 | |
| 30 Apr 2023 | £14 | £36K | £38K | 1 | |
| 30 Apr 2022 | £27 | £31K | 1 | ||
| 30 Apr 2021 | -£14K | £11K | £5,725 | 1 | |
| 30 Apr 2020 | £471 | £416 | £416 | £110 | 1 |
| 30 Apr 2019 | £1 | ||||
| 30 Apr 2018 | £1 | £1 | |||
| 30 Apr 2017 | £1 | £1 |
Where Sinclair Electrical Contractors Limited is registered
The registered office is in Grays (RM20), in the Thurrock local authority area, East of England. Show RM20 4AS on a map.
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- Galat220 LtdCivil engineering
- Premiumglobalsltd LtdCivil engineering
- Tony's Painting and Decorating LtdPainters and decorators
- Erciworks LtdBuilders
- Hgvpro LtdMotor traders
- DL Civil & Utilities LtdCivil engineering
What happens if Sinclair Electrical Contractors 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 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2028 to 29 Feb 2028 | £150 |
| 1 to 3 months late | 1 Mar 2028 to 30 Apr 2028 | £375 |
| 3 to 6 months late | 1 May 2028 to 31 Jul 2028 | £750 |
| More than 6 months late | From 1 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 07603188
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 April 2011 (15 years ago)
- Registered office
- 66 Porter Close, Grays, RM20 4AS
- Nature of business
- Electrical installation (SIC 43210)
Plastering (SIC 43310)
Joinery installation (SIC 43320)
Painting (SIC 43341) - Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2026
- Last confirmation statement
- 30 January 2025
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 Grays
Other active electrical contractors registered in Grays.
- Sky Electrics Ltd2020
- Stambuli Services Ltd2011
- Swift Group Services Ltd2024
- T.O.R. Electrical Contractors Limited2013
- Tack Electrical Ltd2022
- Terra Energi Ltd2024
- Thomes Ltd2025
- Thurrock Electrical Limited2017
All electrical contractors in Grays · All trades in Grays · Electricians across the UK
Frequently asked questions
When are Sinclair Electrical Contractors Limited's accounts due?
Sinclair Electrical Contractors Limited's next accounts are due at Companies House by 31 January 2028 (in 476 days), covering the period to 30 April 2027.
When is Sinclair Electrical Contractors Limited's CT600 due?
The CT600 for the period to 30 April 2027 is due at HMRC by 30 April 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2028.
Is Sinclair Electrical Contractors Limited still trading?
Sinclair Electrical Contractors Limited is listed as active on the Companies House register (checked 12 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 Sinclair Electrical Contractors Limited do?
Sinclair Electrical Contractors Limited is registered under Electrical installation (SIC 43210); Plastering (SIC 43310); Joinery installation (SIC 43320); Painting (SIC 43341).
How old is Sinclair Electrical Contractors Limited?
Sinclair Electrical Contractors Limited was incorporated on 13 April 2011, 15 years ago.
What is the penalty if Sinclair Electrical Contractors 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 Sinclair Electrical Contractors Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.