- Companies
- Finishing trades
- London
- GMM Builders Ltd
GMM Builders Ltd
- Company number
- 09987935
- Incorporated
- 4 Feb 201610 years trading
- Registered office
- 90 Brixton Hill, London, SW2 1QN
- Nature of business
- Other building completion and finishing
GMM Builders Ltd is a 10-year-old private limited company registered in London, company number 09987935, one of 3,947 building finishing companies in London. 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 £59K on the year before, to £59K.
- Net assets rose in 4 of 8 year-on-year comparisons on record.
- Current assets of £473K against £426K owed within a year: 1.1 times cover.
- 3 employees on average, down from 5 the year before.
- 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 | £59K | £70K | £473K | £426K | 3 |
| 29 Feb 2024 | £220 | £4,120 | £241K | £241K | 5 |
| 28 Feb 2023 | £314 | £23K | £213K | £212K | 4 |
| 28 Feb 2022 | £375 | £62K | £150K | £149K | 3 |
| 28 Feb 2021 | £17K | £90K | £150K | £134K | 3 |
| 29 Feb 2020 | £15K | £51K | £231K | £218K | |
| 28 Feb 2019 | £259 | £86K | £115K | £118K | |
| 28 Feb 2018 | £21K | £72K | £89K | £72K | |
| 28 Feb 2017 | £3,883 | £78K | £89K | £85K |
Where GMM Builders Ltd is registered
The registered office is in London (SW2), in the Lambeth local authority area, London. Show SW2 1QN on a map.
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Also registered at this address
16 other companies use the same registered office as GMM Builders Ltd.
- Adageo LtdJoiners and carpenters
- Blue Developments LimitedFinishing trades
- Bright Star Cleaning Services LtdCleaning companies
- Extract Solutions LimitedCleaning companies
- Glass Interior Design LimitedFinishing trades
- Koil Materials LtdFinishing trades
- Le Bicycle LtdMachinery repair and installation
- Polish Specialities Properties LtdProperty developers
- Posh PPF LtdMechanics and garages
- Posh Wash LtdMechanics and garages
- Prodec London LtdPainters and decorators
- Stage Blue Engineering LtdSpecialist contractors
- Stage Blue LtdElectricians
- Total Decorating Service LtdPainters and decorators
- Total Glazing Installations LimitedBuilders
- Welan Contractors LimitedFinishing trades
What happens if GMM Builders 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
- 09987935
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 February 2016 (10 years ago)
- Registered office
- 90 Brixton Hill, London, SW2 1QN
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 29 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 7 August 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in London
Other active building finishing companies registered in London.
- GMM Services (UK) Limited2007
- GN Home Improvements Ltd2024
- GNDG Home Repair & Improvement Ltd2008
- Go Renovate Limited2015
- Go Smartbuild Ltd2010
- Gogarty Limited2013
- Gojan Ltd2024
- Gold B Services Ltd2021
All building finishing companies in London · All trades in London · Finishing trades across the UK
Frequently asked questions
When are GMM Builders Ltd's accounts due?
GMM Builders Ltd's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is GMM Builders 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 GMM Builders Ltd still trading?
GMM Builders 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 GMM Builders Ltd do?
GMM Builders Ltd is registered under Other building completion and finishing (SIC 43390).
How old is GMM Builders Ltd?
GMM Builders Ltd was incorporated on 4 February 2016, 10 years ago.
What is the penalty if GMM Builders 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 GMM Builders 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.