- Companies
- Installers
- Keston
- Robust Developments Limited
Robust Developments Limited
- Company number
- 05609517
- Incorporated
- 1 Nov 200520 years trading
- Registered office
- Unit 7 the Barn Glebe Farm Business Park, Westerham Road, Keston, Kent, BR2 6AX
- Nature of business
- Other construction installation
Robust Developments Limited is a 20-year-old private limited company registered in Keston, company number 05609517, one of 11 installation companies (insulation, lifts, shutters and similar) in Keston. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £21K (+8%) on the year before, to £282K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £570K against £309K owed within a year: 1.8 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 |
|---|---|---|---|---|---|
| 30 Nov 2025 | £282K | £140K | £570K | £309K | 0 |
| 30 Nov 2024 | £261K | £164K | £1M | £442K | 0 |
| 30 Nov 2023 | £316K | £307K | £1.1M | £785K | 8 |
| 30 Nov 2022 | £332K | £827K | £503K | 9 | |
| 30 Nov 2021 | £259K | £674K | £426K | 7 | |
| 30 Nov 2020 | £108K | £775K | £672K | 2 | |
| 30 Nov 2019 | £49K | £323K | £279K | ||
| 30 Nov 2018 | £1,007 | £205K | £205K | ||
| 30 Nov 2017 | £8,880 | £404K | £411K | ||
| 30 Nov 2016 | -£5,597 | £100 | £360K | £385K |
Where Robust Developments Limited is registered
The registered office is in Keston (BR2), in the Bromley local authority area, London. Show BR2 6AX on a map.
Other trade companies in BR2
- Paton Floors LtdBuilders
- Mechanically Connected LtdMotor traders
- Quality Traffic Management LtdMachinery repair and installation
- RJC Surveying LimitedProperty developers
- Ac Electrical E LtdElectricians
- Horizon One Building Services LtdBuilders
- Bermont Homes LimitedProperty developers
- Castle Lion Property Services LtdFacilities management
Also registered at this address
3 other companies use the same registered office as Robust Developments Limited.
- Robust (Greenwich) LtdProperty developers
- Robust New Homes LimitedProperty developers
- Robust Skeynes Barn LtdProperty developers
What happens if Robust Developments Limited 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 05609517
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 November 2005 (20 years ago)
- Registered office
- Unit 7 the Barn Glebe Farm Business Park, Westerham Road, Keston, Kent, BR2 6AX
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 25 October 2025
- Charges (mortgages)
- 3 outstanding of 4 registered
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Keston
Other active installation companies (insulation, lifts, shutters and similar) registered in Keston.
- Systematic Lift Services Ltd2022
- Tuckers Builders Limited2020
- WPD Ltd2024
- Acg Construction Limited2014
- Arney Building Services Limited2017
- DK Electrical Services Limited2016
- Double J Building & Construction Ltd2024
- GM Developments South East Ltd2024
All installation companies (insulation, lifts, shutters and similar) in Keston · All trades in Keston · Installers across the UK
Frequently asked questions
When are Robust Developments Limited's accounts due?
Robust Developments Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Robust Developments Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Robust Developments Limited still trading?
Robust Developments Limited 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 Robust Developments Limited do?
Robust Developments Limited is registered under Other construction installation (SIC 43290).
How old is Robust Developments Limited?
Robust Developments Limited was incorporated on 1 November 2005, 20 years ago.
What is the penalty if Robust Developments Limited 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 Robust Developments Limited 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.