- Company number
- 12313001
- Incorporated
- 13 Nov 20196 years trading
- Registered office
- Suite 2D Building 1 Eastern Business Park, ST Mellons, Cardiff, CF3 5EA
- Nature of business
- Construction of domestic buildings; Buying and selling of own real estate; Other letting and operating of own or leased real estate
Humblebrick Limited is a 6-year-old private limited company registered in Cardiff, company number 12313001, one of 361 building contractors in Cardiff. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Humblebrick LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £547 (-31.7%) on the year before, to £1,181.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £6,519 against £123K owed within a year: 0.1 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £1,181 | £6,519 | £123K | 0 | |
| 30 Nov 2024 | £1,728 | £6,853 | £124K | 1 | |
| 30 Nov 2023 | £8,463 | £4,112 | £114K | 1 | |
| 30 Nov 2022 | £12K | £15K | £122K | 1 | |
| 30 Nov 2021 | £11K | £28K | £134K | 1 | |
| 30 Nov 2020 | £9,130 | £165K | £273K | 1 |
Where Humblebrick Limited is registered
The registered office is in Cardiff (CF3), in the Cardiff local authority area, Wales. Show CF3 5EA on a map.
Other trade companies in CF3
- Ions Trade & Projects LtdInstallers
- Fly Tech LtdMachinery repair and installation
- Dragonfly Site Services LtdSpecialist contractors
- Arc Energy Systems LtdElectricians
- Floyd’S Consultants LtdProperty developers
- Blues Mechanical LtdInstallers
- Climate Control Cardiff LtdPlumbers and heating engineers
- Campo & Co Developments LtdBuilders
Also registered at this address
23 other companies use the same registered office as Humblebrick Limited.
- Adl Detailing and Logistics LimitedMechanics and garages
- Atamate Solutions LtdSpecialist contractors
- Citywide Auto Centres LimitedMechanics and garages
- Copper Kite Developments 2.0 LimitedProperty developers
- Davies Brothers (Holdings) LimitedFinishing trades
- Drojan Commercial Window Cleaning LimitedCleaning companies
- Ep Motor Sales LimitedMotor traders
- Hier Estates LimitedBuilders
- Knott Construction Consultancy LimitedSpecialist contractors
- Leather Academy LtdRepair services
- Maintain-Ants LimitedFacilities management
- MTV Developments LimitedProperty developers
- NJP Consulting Engineers LimitedCivil engineering
- Penylan Heating LimitedPlumbers and heating engineers
- Probert & Mumford LimitedFinishing trades
- Reg Construction LimitedBuilders
- Richard Sutton LimitedSpecialist contractors
- Sarjan LimitedProperty developers
- Seel Auctions LtdProperty developers
- Spire Renewables LimitedPlumbers and heating engineers
- Start Bay Developments (Prideaux) LimitedProperty developers
- Start Bay Developments LimitedProperty developers
- Trade Right Cars (Cardiff) LimitedMotor traders
What happens if Humblebrick 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
- 12313001
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 November 2019 (6 years ago)
- Registered office
- Suite 2D Building 1 Eastern Business Park, ST Mellons, Cardiff, CF3 5EA
- Nature of business
- Construction of domestic buildings (SIC 41202)
Buying and selling of own real estate (SIC 68100)
Other letting and operating of own or leased real estate (SIC 68209) - Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 2 November 2025
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Cardiff
Other active building contractors registered in Cardiff.
- I.W.F Roofing & Cladding Services Ltd2011
- Ib Contractors Limited2013
- Ibuildx Ltd2019
- Icon Facilities Ltd2024
- Integra Innovations Ltd2024
- Investent Property Maintenance Ltd2025
- Io Build & Design Services Ltd2026
- Is Construction Design and Build Ltd2026
All building contractors in Cardiff · All trades in Cardiff · Builders across the UK
Frequently asked questions
When are Humblebrick Limited's accounts due?
Humblebrick 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 Humblebrick 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 Humblebrick Limited still trading?
Humblebrick 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 Humblebrick Limited do?
Humblebrick Limited is registered under Construction of domestic buildings (SIC 41202); Buying and selling of own real estate (SIC 68100); Other letting and operating of own or leased real estate (SIC 68209).
How old is Humblebrick Limited?
Humblebrick Limited was incorporated on 13 November 2019, 6 years ago.
What is the penalty if Humblebrick 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 Humblebrick 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.