- Companies
- Cleaning companies
- Swansea
- K.A.D. Building Conservation Ltd
K.A.D. Building Conservation Ltd
- Company number
- 12394210
- Incorporated
- 9 Jan 20206 years trading
- Registered office
- 11 Axis Court, Riverside Business Park, Swansea, SA7 0AJ
- Nature of business
- General cleaning of buildings; Window cleaning services; Specialised cleaning services; Other building and industrial cleaning activities
K.A.D. Building Conservation Ltd is a 6-year-old private limited company registered in Swansea, company number 12394210, one of 125 cleaning companies in Swansea. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £56K (+123.1%) on the year before, to £101K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £249K against £337K owed within a year: 0.7 times cover.
- 6 employees on average, up from 5 the year before.
- 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 Jan 2025 | £101K | £249K | £337K | 6 | |
| 31 Jan 2024 | £45K | £100K | £166K | 5 | |
| 31 Jan 2023 | £102K | £167K | £83K | 5 | |
| 31 Jan 2022 | £37K | £73K | £44K | 4 | |
| 31 Jan 2021 | £5,655 | £20K | £14K | 3 |
Where K.A.D. Building Conservation Ltd is registered
The registered office is in Swansea (SA7), in the Swansea local authority area, Wales. Show SA7 0AJ on a map.
Other trade companies in SA7
- Foundry & Co Construction LtdBuilders
- Pops Power Solutions LtdElectricians
- Perfect Roofing and Home Maintenance LimitedRoofers
- Eveo Engineering LtdElectricians
- Performance Bunker Liner LimitedSpecialist contractors
- Swan Roofing LimitedRoofers
- Air Conditioning & Heat Pumps LimitedPlumbers and heating engineers
- Ogm Pristine Cleaning LtdCleaning companies
Also registered at this address
15 other companies use the same registered office as K.A.D. Building Conservation Ltd.
- CJP Testing Services LtdMechanics and garages
- Gower Auto LimitedMechanics and garages
- Guthcourt LimitedProperty developers
- H. L. Fielding and Sons LimitedElectricians
- Hastlefree LimitedBuilders
- J.S. Davies & Son 2011 LimitedProperty developers
- Medarm LimitedProperty developers
- Merida LimitedProperty developers
- Nesgold LimitedMechanics and garages
- Pefkos LimitedBuilders
- Sitecare Services Ltd.Civil engineering
- Super Trench Direct LimitedGroundworks and demolition
- Total Technology Design Partnership LimitedCivil engineering
- WCJ Utilities LimitedCivil engineering
- Zavier LimitedMechanics and garages
What happens if K.A.D. Building Conservation 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 12394210
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 January 2020 (6 years ago)
- Registered office
- 11 Axis Court, Riverside Business Park, Swansea, SA7 0AJ
- Nature of business
- General cleaning of buildings (SIC 81210)
Window cleaning services (SIC 81221)
Specialised cleaning services (SIC 81222)
Other building and industrial cleaning activities (SIC 81229) - Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 8 January 2026
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in Swansea
Other active cleaning companies registered in Swansea.
- Ka Cleaning & Maintenance Services Ltd2024
- Keira Cares & Cleans Ltd2026
- Kenealy Industrial Cleaning Specialist Limited2021
- Kevin Evans Building Services Limited2024
- Kibly’S Cleaning Solution Limited2025
- Kics (South Wales) Ltd2026
- Kirsty's Home&Help Services Ltd2025
- LJ Cleaning Swansea Limited2026
All cleaning companies in Swansea · All trades in Swansea · Cleaning companies across the UK
Frequently asked questions
When are K.A.D. Building Conservation Ltd's accounts due?
K.A.D. Building Conservation Ltd's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is K.A.D. Building Conservation Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is K.A.D. Building Conservation Ltd still trading?
K.A.D. Building Conservation 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 K.A.D. Building Conservation Ltd do?
K.A.D. Building Conservation Ltd is registered under General cleaning of buildings (SIC 81210); Window cleaning services (SIC 81221); Specialised cleaning services (SIC 81222); Other building and industrial cleaning activities (SIC 81229).
How old is K.A.D. Building Conservation Ltd?
K.A.D. Building Conservation Ltd was incorporated on 9 January 2020, 6 years ago.
What is the penalty if K.A.D. Building Conservation 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 K.A.D. Building Conservation 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.