- Company number
- 09545628
- Incorporated
- 16 Apr 201511 years trading
- Registered office
- 84 Marks Road, Romford, RM7 7AH
- Nature of business
- Construction of domestic buildings
Gcon Limited is a 11-year-old private limited company registered in Romford, company number 09545628, one of 911 building contractors in Romford. 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 up £4,541 (+4.1%) on the year before, to £116K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- 4 employees on average, down from 5 the year before.
- 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 | £116K | £125K | £9,275 | 4 | |
| 30 Apr 2025 | £111K | £136K | £8,329 | 5 | |
| 30 Apr 2024 | £47K | £55K | £1 | 5 | |
| 30 Apr 2023 | £76K | £151K | £11K | 5 | |
| 30 Apr 2022 | £58K | £112K | £6,623 | 7 | |
| 30 Apr 2021 | £60K | £118K | £3,481 | 9 | |
| 30 Apr 2020 | £75K | £78K | £2,348 | 9 | |
| 30 Apr 2019 | £95K | £108K | £13K | ||
| 30 Apr 2018 | £69K | £84K | £14K | ||
| 30 Apr 2017 | £39K | £49K | £11K |
Where Gcon Limited is registered
The registered office is in Romford (RM7), in the Havering local authority area, London. Show RM7 7AH on a map.
Other trade companies in RM7
- Te Cars LimitedMotor traders
- PW Pristine Property LtdCleaning companies
- Sunrise Landscaping LtdLandscapers and gardeners
- Square Edge Grounds Works LimitedProperty developers
- Ravin London Construction LimitedBuilders
- LND Cleanning Services LtdBuilders
- Jim Group Home Improvements LtdBuilders
- MT Tahiri Construction LtdBuilders
What happens if Gcon 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
- 09545628
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 April 2015 (11 years ago)
- Registered office
- 84 Marks Road, Romford, RM7 7AH
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 April 2026
- Last confirmation statement
- 16 April 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Romford
Other active building contractors registered in Romford.
- GCT Building Innovation Ltd2024
- Georgian Steel Group Ltd2026
- Gia Builders Limited2017
- Gintar Traders Ltd2025
- Gio Tiling Ltd2026
- Gir Carpentry Ltd2026
- Gis Maintenance Service Ltd2026
- GK Design and Build Limited2022
All building contractors in Romford · All trades in Romford · Builders across the UK
Frequently asked questions
When are Gcon Limited's accounts due?
Gcon 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 Gcon 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 Gcon Limited still trading?
Gcon 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 Gcon Limited do?
Gcon Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Gcon Limited?
Gcon Limited was incorporated on 16 April 2015, 11 years ago.
What is the penalty if Gcon 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 Gcon 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.