- Companies
- Finishing trades
- London
- Isg London Ltd
Isg London Ltd
- Company number
- 08623469
- Incorporated
- 24 Jul 201313 years trading
- Registered office
- 5 Westminster Drive, London, N13 4NT
- Nature of business
- Other building completion and finishing; Other service activities n.e.c.
Isg London Ltd is a 13-year-old private limited company registered in London, company number 08623469, one of 3,947 building finishing companies in London. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 £1,325 (+14.2%) on the year before, to £11K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £11K against £578 owed within a year: more than 10 times cover.
- 3 employees on average, up from 2 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £11K | £11K | £11K | £578 | 3 |
| 31 Jul 2024 | £9,338 | £9,877 | £9,877 | £539 | 2 |
| 31 Jul 2023 | £7,872 | £8,576 | £8,576 | £704 | 2 |
| 31 Jul 2022 | £5,247 | £5,605 | £5,605 | £358 | 2 |
| 31 Jul 2021 | £3,720 | £3,772 | £3,772 | £52 | 2 |
| 31 Jul 2020 | £3,500 | £1,972 | £4,272 | £772 | 2 |
| 31 Jul 2019 | £1,110 | £86 | £2,467 | £1,357 | 2 |
| 31 Jul 2018 | £2 | ||||
| 31 Jul 2017 | £2 | ||||
| 31 Jul 2016 | £2 |
Where Isg London Ltd is registered
The registered office is in London (N13), in the Enfield local authority area, London. Show N13 4NT on a map.
Other trade companies in N13
- GKK Contractors LtdBuilders
- Baran MOT LimitedMechanics and garages
- Vick & Victor - Painting & Decorating LtdPainters and decorators
- Meti Flow Solutions LtdBuilders
- XP Plastering & Rendering LtdBuilders
- MD Crafted LtdSpecialist contractors
- Skilled Trades UK LtdPainters and decorators
- Danni Plumbing LtdPlumbers and heating engineers
Also registered at this address
2 other companies use the same registered office as Isg London Ltd.
- Atk Contractors LtdBuilders
- Biv 2020 LtdBuilders
What happens if Isg London 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 08623469
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 July 2013 (13 years ago)
- Registered office
- 5 Westminster Drive, London, N13 4NT
- Nature of business
- Other building completion and finishing (SIC 43390)
Other service activities n.e.c. (SIC 96090) - Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 11 September 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.
- Ish Decor Ltd2020
- Iso Building Ltd2010
- Issa Maintenance Ltd2025
- Istos Constructions Limited2017
- Italporto Shopfitters Limited2010
- Itn Action Ltd2015
- Itrs Solutions Ltd2014
- Its UK Group Ltd2015
All building finishing companies in London · All trades in London · Finishing trades across the UK
Frequently asked questions
When are Isg London Ltd's accounts due?
Isg London Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Isg London Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Isg London Ltd still trading?
Isg London 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 Isg London Ltd do?
Isg London Ltd is registered under Other building completion and finishing (SIC 43390); Other service activities n.e.c. (SIC 96090).
How old is Isg London Ltd?
Isg London Ltd was incorporated on 24 July 2013, 13 years ago.
What is the penalty if Isg London 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 Isg London 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.