- Companies
- Property developers
- Croydon
- Graphene Building Group Ltd
Graphene Building Group Ltd
- Company number
- 12753952
- Incorporated
- 19 Jul 20206 years trading
- Registered office
- 310 Stafford Road, Croydon, CR0 4NH
- Nature of business
- Development of building projects
Graphene Building Group Ltd is a 6-year-old private limited company registered in Croydon, company number 12753952, one of 343 property development companies in Croydon. 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 £138K (+105.7%) on the year before, to £268K.
- Net assets rose in 4 of 4 year-on-year comparisons on record.
- Current assets of £114K against £370K owed within a year: 0.3 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £268K | £114K | £370K | 2 | |
| 31 Jul 2024 | £130K | £455K | £285K | 2 | |
| 31 Jul 2023 | £56K | £482K | £426K | 2 | |
| 31 Jul 2022 | £34K | £475K | £449K | 2 | |
| 31 Jul 2021 | £6,117 | £73K | £66K | 0 |
Where Graphene Building Group Ltd is registered
The registered office is in Croydon (CR0), in the Sutton local authority area, London. Show CR0 4NH on a map.
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Also registered at this address
15 other companies use the same registered office as Graphene Building Group Ltd.
- Above All Tree Care LimitedLandscapers and gardeners
- Cambridge Autos LtdMotor traders
- Camper and Motorhome Centre LtdMotor traders
- CB Heating & Plumbing LimitedPlumbers and heating engineers
- Code Contractors UK LtdJoiners and carpenters
- Domus Nova Properties LimitedProperty developers
- Dual Access Scaffolding LtdScaffolders
- H & C Construction (UK) LtdFinishing trades
- Healey Construction & Maintenance LtdCivil engineering
- Ildiko Cleaning Service LtdCleaning companies
- J O Plumbing and Heating LtdPlumbers and heating engineers
- Metroglaze (London) LtdGlaziers
- PM Auto Sales LtdMotor traders
- Pro Body Repairs LtdMechanics and garages
- Smartroof Construction LtdRoofers
What happens if Graphene Building Group 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
- 12753952
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 July 2020 (6 years ago)
- Registered office
- 310 Stafford Road, Croydon, CR0 4NH
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 18 July 2026
- Charges (mortgages)
- 2 outstanding of 2 registered
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 Croydon
Other active property development companies registered in Croydon.
- Grays Housing Developments Ltd2024
- Green Asparagus Limited2018
- Greystock Properties Limited1996
- Grove Hotel Ltd2000
- Gwenu Properties Limited2026
- H&I Prime Properties Limited2026
- H&W Property Group Ltd2025
- Hachi London Limited2022
All property development companies in Croydon · All trades in Croydon · Property developers across the UK
Frequently asked questions
When are Graphene Building Group Ltd's accounts due?
Graphene Building Group 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 Graphene Building Group 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 Graphene Building Group Ltd still trading?
Graphene Building Group 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 Graphene Building Group Ltd do?
Graphene Building Group Ltd is registered under Development of building projects (SIC 41100).
How old is Graphene Building Group Ltd?
Graphene Building Group Ltd was incorporated on 19 July 2020, 6 years ago.
What is the penalty if Graphene Building Group 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 Graphene Building Group 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.