- Company number
- 00496853
- Incorporated
- 25 Jun 195175 years trading
- Registered office
- Freshmoor Road, East Moors Industrial Estate, Cardiff, CF24 5HS
- Nature of business
- Construction of commercial buildings
Modex Spaces Ltd is a 75-year-old private limited company registered in Cardiff, company number 00496853, one of 361 building contractors in Cardiff. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £26K (+0.4%) on the year before, to £7M.
- Net assets rose in 9 of 9 year-on-year comparisons on record.
- Current assets of £5.7M against £418K owed within a year: more than 10 times cover.
- 21 employees on average during the year.
- 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £7M | £41K | £5.7M | £418K | 21 |
| 31 Mar 2024 | £7M | £33K | £5.8M | £587K | 21 |
| 31 Mar 2023 | £6.8M | £14K | £5.7M | £443K | 21 |
| 31 Mar 2022 | £6.8M | £15K | £5.4M | £376K | 21 |
| 31 Mar 2021 | £5.7M | £58K | £5.2M | £472K | 22 |
| 31 Mar 2020 | £5.3M | £121K | £4.9M | £559K | 24 |
| 31 Mar 2019 | £5.2M | £73K | £4.5M | £403K | 21 |
| 31 Mar 2018 | £5.1M | £87K | £4.5M | £481K | |
| 31 Mar 2017 | £4.8M | £3.2M | £3.5M | £264K | 22 |
| 31 Mar 2016 | £4.6M | £2.8M | £3.1M | £249K |
Who runs and owns Modex Spaces Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| E*** J*** | Director | Jul 2017 |
| E*** T*** | Director | Jul 2017 |
| E*** T*** | Secretary | Apr 2007 |
13 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| I*** C*** | Secretary | Dec 1995 | |
| J*** G*** | Secretary | Dec 1995 | Dec 2003 |
| R*** I*** | Secretary | Dec 2003 | Apr 2007 |
| D*** C*** | Director | Apr 2011 | Jun 2015 |
| D*** C*** | Director | Apr 2007 | Oct 2009 |
| G*** C*** | Director | Jun 2015 | |
| I*** C*** | Director | Jul 2017 | |
| J*** C*** | Director | Jun 2008 | Jun 2015 |
| J*** C*** | Director | Sep 2015 | |
| M*** C*** | Director | Oct 1995 | |
| R*** I*** | Director | Oct 2009 | Jul 2017 |
| R*** I*** | Director | Oct 2002 | Oct 2009 |
| J*** S*** | Director | Oct 1995 |
Person with significant control
Charges (secured borrowing)
3 of 5 registered charges are outstanding. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| National Westminster Bank PLC | Outstanding | Jun 2025 |
| RBS Invoice Finance Limited | Outstanding | Jul 2017 |
| National Westminster Bank PLC | Outstanding | Jul 2017 |
| Euro Clad (Investments) Limited | Satisfied Oct 2015 | Jan 2009 |
| National Westminster Bank PLC | Satisfied Oct 2015 | Aug 2001 |
Public contracts won
Modex Spaces Ltd has one public sector contract award on record; the ones with their own published value total £45K (2026). Source: Contracts Finder and Find a Tender award notices. These were matched by the company's exact name because the notice gave no company number.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Newport City Council | NCC202500339 - Expanding the existing office capacity at the Docks Way Household Waste Recycling Centre | £45K | 27 Jan 2026 |
Where Modex Spaces Ltd is registered
The registered office is in Cardiff (CF24), in the Cardiff local authority area, Wales. Show CF24 5HS on a map.
Other trade companies in CF24
- New Capital Tyres LtdMotor traders
- Beza Home Climate LtdPlumbers and heating engineers
- Jafa Construction LtdBuilders
- A R Lawn Care & Garden Services LtdLandscapers and gardeners
- RK Asset & Trading Co LtdMotor traders
- ZCC Garage LtdMechanics and garages
- Szot LtdPlasterers
- Oceanway Tyres LtdMechanics and garages
What happens if Modex Spaces 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 00496853
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 June 1951 (75 years ago)
- Registered office
- Freshmoor Road, East Moors Industrial Estate, Cardiff, CF24 5HS
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 8 October 2025
- Charges (mortgages)
- 3 outstanding of 5 registered
- Previous names
- Clarks Modular Buildings Ltd. (until 2 Oct 2019)
P.H.Clark (Tiers Cross) Limited (until 23 Jul 2015)
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.
- Monismon Holding Ltd2025
- Monnow Construction Company Limited1971
- MPG Services Ltd2026
- MR Crazy Wood Ltd2025
- Mti Bars Ltd2021
- N & S Nawa Building Ltd2026
- N. Taylor Building Services Limited1999
- N.R.L Cardiff Constructions Limited2018
All building contractors in Cardiff · All trades in Cardiff · Builders across the UK
Frequently asked questions
When are Modex Spaces Ltd's accounts due?
Modex Spaces Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Modex Spaces Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Modex Spaces Ltd still trading?
Modex Spaces 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 Modex Spaces Ltd do?
Modex Spaces Ltd is registered under Construction of commercial buildings (SIC 41201).
How old is Modex Spaces Ltd?
Modex Spaces Ltd was incorporated on 25 June 1951, 75 years ago.
Who runs Modex Spaces Ltd?
Modex Spaces Ltd has 2 active directors, the longest-serving appointed in Jul 2017. Their names and service addresses are on the Companies House register.
Who owns Modex Spaces Ltd?
One person or company has significant control of Modex Spaces Ltd: Modex Buildings Ltd (owns 75% or more of the shares).
Has Modex Spaces Ltd won public sector contracts?
Yes. Modex Spaces Ltd has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £45K), most recently from Newport City Council.
What is the penalty if Modex Spaces 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 Modex Spaces 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.