- Companies
- Cleaning companies
- London
- GCG Maintenance Limited
GCG Maintenance Limited
- Company number
- 11049636
- Incorporated
- 6 Nov 20178 years trading
- Registered office
- 102 Waterside Close, Waterside Close, London, SE28 0GS
- Nature of business
- General cleaning of buildings; Other building and industrial cleaning activities; Other cleaning services
GCG Maintenance Limited is a 8-year-old private limited company registered in London, company number 11049636, one of 5,627 cleaning companies in London. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £5,351 (+13.6%) on the year before, to -£34K.
- Net assets rose in 4 of 7 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | -£34K | £9 | £3,155 | 0 | |
| 30 Nov 2024 | -£39K | £47 | £3,155 | 0 | |
| 30 Nov 2023 | -£44K | £205 | £4,500 | 0 | |
| 30 Nov 2022 | £513 | £376 | £4,500 | 0 | |
| 30 Nov 2021 | £527 | £527 | £0 | 0 | |
| 30 Nov 2020 | £1,212 | £323 | £889 | 0 | |
| 30 Nov 2019 | £1,176 | £287 | £889 | 0 | |
| 30 Nov 2018 | £10 | £10 |
Where GCG Maintenance Limited is registered
The registered office is in London (SE28), in the Greenwich local authority area, London. Show SE28 0GS on a map.
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What happens if GCG Maintenance 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 11049636
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 November 2017 (8 years ago)
- Registered office
- 102 Waterside Close, Waterside Close, London, SE28 0GS
- Nature of business
- General cleaning of buildings (SIC 81210)
Other building and industrial cleaning activities (SIC 81229)
Other cleaning services (SIC 81299) - Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 5 November 2025
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in London
Other active cleaning companies registered in London.
- Gcleaning Services Limited2010
- GD Commercial Services Ltd2026
- GD&G Ltd2022
- Geci Commercial Cleaning Limited2026
- Gee Corp Cleaning Ltd2022
- Geemsclean Ltd2022
- Gem Global Services Ltd2026
- Genc Services Limited2020
All cleaning companies in London · All trades in London · Cleaning companies across the UK
Frequently asked questions
When are GCG Maintenance Limited's accounts due?
GCG Maintenance Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is GCG Maintenance Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is GCG Maintenance Limited still trading?
GCG Maintenance 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 GCG Maintenance Limited do?
GCG Maintenance Limited is registered under General cleaning of buildings (SIC 81210); Other building and industrial cleaning activities (SIC 81229); Other cleaning services (SIC 81299).
How old is GCG Maintenance Limited?
GCG Maintenance Limited was incorporated on 6 November 2017, 8 years ago.
What is the penalty if GCG Maintenance 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 GCG Maintenance 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.