- Companies
- Property developers
- Redhill
- Green Key Developments Ltd
Green Key Developments Ltd
- Company number
- 12280606
- Incorporated
- 24 Oct 20196 years trading
- Registered office
- 6 Gumbrell Mews, Redhill, RH1 1TG
- Nature of business
- Development of building projects
Green Key Developments Ltd is a 6-year-old private limited company registered in Redhill, company number 12280606, one of 99 property development companies in Redhill. Companies House shows its accounts as overdue: they were due on 31 July 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.
- Net assets down £98K (-12.9%) on the year before, to £662K.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £1.4M against £150K owed within a year: 9.3 times cover.
- 3 employees on average, down from 4 the year before.
- Balance sheets on record for 5 years, 2020 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2024 | £662K | £2,287 | £1.4M | £150K | 3 |
| 31 Oct 2023 | £760K | £2,367 | £1.5M | £223K | 4 |
| 31 Oct 2022 | £621K | £95K | £1.9M | £171K | 3 |
| 31 Oct 2021 | £596K | £5,409 | £1.6M | £11K | 3 |
| 31 Oct 2020 | £609K | £252K | £412K | £150K | 3 |
Where Green Key Developments Ltd is registered
The registered office is in Redhill (RH1), in the Reigate and Banstead local authority area, South East. Show RH1 1TG on a map.
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What happens if Green Key Developments Ltd files late
If the accounts reach Companies House today, the late filing penalty is £375 (£750 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 Aug 2026 to 31 Aug 2026 | £150 |
| 1 to 3 months late | 1 Sep 2026 to 31 Oct 2026 | £375 |
| 3 to 6 months late | 1 Nov 2026 to 31 Jan 2027 | £750 |
| More than 6 months late | From 1 Feb 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2026 | £200 |
| 3 months late | 31 Jan 2027 | another £200 |
| 6 months late | 30 Apr 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 12280606
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 October 2019 (6 years ago)
- Registered office
- 6 Gumbrell Mews, Redhill, RH1 1TG
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2024
- Last confirmation statement
- 3 December 2025
- Previous names
- Big Help Green Ltd (until 19 Aug 2026)
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Redhill
Other active property development companies registered in Redhill.
- Greenway & Associates Limited2012
- Gridwain Limited1977
- Hale Oak Homes Limited2018
- Harben Properties Limited2011
- Horringdon 2025 Ltd2025
- Integro Homes Ltd2020
- Isc Homes Limited2017
- Jo Squared Management Ltd2017
All property development companies in Redhill · All trades in Redhill · Property developers across the UK
Frequently asked questions
When are Green Key Developments Ltd's accounts due?
Green Key Developments Ltd's accounts were due at Companies House on 31 July 2026 and the register shows them as overdue.
When is Green Key Developments Ltd's CT600 due?
The CT600 for the period to 31 October 2025 is due at HMRC by 31 October 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2026.
Is Green Key Developments Ltd still trading?
Green Key Developments Ltd is listed as active on the Companies House register (checked 12 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 Green Key Developments Ltd do?
Green Key Developments Ltd is registered under Development of building projects (SIC 41100).
How old is Green Key Developments Ltd?
Green Key Developments Ltd was incorporated on 24 October 2019, 6 years ago.
What is the penalty if Green Key Developments 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 Green Key Developments Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.