- Companies
- Finishing trades
- London
- GRT Design and Build Ltd
GRT Design and Build Ltd
- Company number
- 11002420
- Incorporated
- 9 Oct 20179 years trading
- Registered office
- 140A Tachbrook Street, London, SW1V 2NE
- Nature of business
- Other building completion and finishing
GRT Design and Build Ltd is a 9-year-old private limited company registered in London, company number 11002420, one of 3,947 building finishing companies in London. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 down £6,726 (-78.1%) on the year before, to £1,888.
- Net assets rose in 4 of 7 year-on-year comparisons on record.
- Current assets of £8,068 against £31K owed within a year: 0.3 times cover.
- 4 employees on average, up from 3 the year before.
- 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 |
|---|---|---|---|---|---|
| 31 Oct 2025 | £1,888 | £2,568 | £8,068 | £31K | 4 |
| 31 Oct 2024 | £8,614 | £1,482 | £9,768 | £8,549 | 3 |
| 31 Oct 2023 | £6,157 | £8,174 | £14K | £9,441 | 3 |
| 31 Oct 2022 | £2,060 | £1,198 | £17K | £16K | 4 |
| 31 Oct 2021 | £344 | £8,291 | £14K | £16K | 4 |
| 31 Oct 2020 | £1,122 | £8,603 | £27K | £29K | 4 |
| 31 Oct 2019 | £9,651 | £1,200 | £15K | £10K | 4 |
| 31 Oct 2018 | £7,711 | £14K | £24K | £23K | 1 |
Where GRT Design and Build Ltd is registered
The registered office is in London (SW1V), in the Westminster local authority area, London. Show SW1V 2NE on a map.
Other trade companies in SW1V
- Siteline UK-Eu LimitedProperty developers
- Moon and Sun Development LtdProperty developers
- Spray Logic LimitedSpecialist contractors
- Netfixx Electrical LtdElectricians
- Martheo Consulting LimitedProperty developers
- City Plumbing 247 LtdPlumbers and heating engineers
- Art Home Construction LtdInstallers
- Montavere Group LtdBuilders
Also registered at this address
10 other companies use the same registered office as GRT Design and Build Ltd.
- Andrew Daws Projects LimitedSpecialist contractors
- Carter's Carpentry LimitedFinishing trades
- Cranborne Construction LimitedProperty developers
- Eyre Interiors LtdProperty developers
- Hamilton Glass Products LimitedGlaziers
- Kingston Scaffolding Contracts LtdScaffolders
- KWB London LimitedFinishing trades
- Lethbridge London LimitedProperty developers
- Property Management (Frimley) LimitedFinishing trades
- Spray Logic LimitedSpecialist contractors
What happens if GRT Design and Build 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 31 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 11002420
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 October 2017 (9 years ago)
- Registered office
- 140A Tachbrook Street, London, SW1V 2NE
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 8 October 2025
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.
- Grupa Rygalski Ltd2010
- Gryphix Group Limited2026
- GS Insulation Ltd2017
- GS Solidbuild Ltd2026
- GT6 Ltd2024
- Guard Fire and Safety Ltd2025
- Guebail Services Limited2025
- Guga Construction Ltd2014
All building finishing companies in London · All trades in London · Finishing trades across the UK
Frequently asked questions
When are GRT Design and Build Ltd's accounts due?
GRT Design and Build Ltd's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is GRT Design and Build Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is GRT Design and Build Ltd still trading?
GRT Design and Build 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 GRT Design and Build Ltd do?
GRT Design and Build Ltd is registered under Other building completion and finishing (SIC 43390).
How old is GRT Design and Build Ltd?
GRT Design and Build Ltd was incorporated on 9 October 2017, 9 years ago.
What is the penalty if GRT Design and Build 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 GRT Design and Build 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.