- Companies
- Specialist contractors
- London
- Glass House Architecture Ltd
Glass House Architecture Ltd
- Company number
- 11941423
- Incorporated
- 11 Apr 20197 years trading
- Registered office
- 20 Wenlock Road, London, N1 7GU
- Nature of business
- Other specialised construction activities n.e.c.
Glass House Architecture Ltd is a 7-year-old private limited company registered in London, company number 11941423, one of 4,318 specialist construction companies in London. Companies House shows its accounts as overdue: they were due on 30 April 2026.
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.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 4 years, 2020 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2024 | £16K | £126K | 1 | ||
| 30 Apr 2023 | £2 | 2 | |||
| 30 Apr 2022 | £2 | 2 | |||
| 30 Apr 2020 | £2 | £2 |
Where Glass House Architecture Ltd is registered
The registered office is in London (N1), in the Hackney local authority area, London. Show N1 7GU on a map.
Other trade companies in N1
- Tagwise LtdSpecialist contractors
- Sphere Aviation Solutions UK LtdMachinery repair and installation
- Get IT Done Builders LtdJoiners and carpenters
- Evolution Products LimitedMotor traders
- Fleetstone Trading LtdMotor traders
- Kenneth Brady LtdElectricians
- UK Import Export LtdBuilders
- Magic Door Services LimitedMachinery repair and installation
Shared registered office
1,583 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Glass House Architecture Ltd files late
If the accounts reach Companies House today, the late filing penalty is £750 (£1,500 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2026 to 31 May 2026 | £150 |
| 1 to 3 months late | 1 Jun 2026 to 31 Jul 2026 | £375 |
| 3 to 6 months late | 1 Aug 2026 to 31 Oct 2026 | £750 |
| More than 6 months late | From 1 Nov 2026 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2026 | £200 |
| 3 months late | 31 Oct 2026 | another £200 |
| 6 months late | 31 Jan 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 2027 | 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
- 11941423
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 April 2019 (7 years ago)
- Registered office
- 20 Wenlock Road, London, N1 7GU
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2024
- Last confirmation statement
- 10 April 2026
- Previous names
- The Oak Fields Group Ltd (until 18 Oct 2023)
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in London
Other active specialist construction companies registered in London.
- Glendale Properties (UK) Ltd2014
- Glenea Plant Hire Limited2013
- Glenvale Construction Limited2008
- GLML Innovation Ltd2025
- Glo Solutions Group Limited2021
- Global Cleanroom Solutions Ltd2025
- Global Logistics Corporation Ltd2026
- Global Logistics SRS Limited2020
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are Glass House Architecture Ltd's accounts due?
Glass House Architecture Ltd's accounts were due at Companies House on 30 April 2026 and the register shows them as overdue.
When is Glass House Architecture Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 30 April 2025, due by 30 April 2026, and one for the period to 31 July 2025, due by 31 July 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is Glass House Architecture Ltd still trading?
Glass House Architecture Ltd is listed as active on the Companies House register (checked 13 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 Glass House Architecture Ltd do?
Glass House Architecture Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Glass House Architecture Ltd?
Glass House Architecture Ltd was incorporated on 11 April 2019, 7 years ago.
What is the penalty if Glass House Architecture 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 Glass House Architecture Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.