Mdsal Ltd
- Company number
- 14335253
- Incorporated
- 5 Sep 20224 years trading
- Registered office
- Sas House, Friarswood Chipperfield Road, Kings Langley, Hertfordshire, WD4 9JB
- Nature of business
- Plumbing, heat and air-conditioning installation
Mdsal Ltd is a 4-year-old private limited company registered in Kings Langley, company number 14335253, one of 16 plumbing and heating companies in Kings Langley. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 down £19K (-76.8%) on the year before, to £5,711.
- Current assets of £45K against £32K owed within a year: 1.4 times cover.
- 2 employees on average, up from -2 the year before.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £5,711 | £45K | £32K | 2 | |
| 30 Sep 2024 | £25K | £57K | £34K | -2 | |
| 30 Sep 2023 | -£99 | £6,651 | £6,750 | -2 |
Where Mdsal Ltd is registered
The registered office is in Kings Langley (WD4), in the Dacorum local authority area, East of England. Show WD4 9JB on a map.
Other trade companies in WD4
- David Construction LtdBuilders
- Smartpark Solar LtdCivil engineering
- Westfields Homes (Village Road) LtdProperty developers
- Chipperfield Car Valeting LtdMechanics and garages
- Adi Stag LtdBuilders
- Concord Met Construction LimitedProperty developers
- GT Lifting Services LtdSpecialist contractors
- Chess Valley Roofing & Construction LtdBuilders
Also registered at this address
6 other companies use the same registered office as Mdsal Ltd.
- Amc Construction Solutions LtdSpecialist contractors
- Concept Heating LtdElectricians
- Coora Plant & Civils (CPC) LimitedBuilders
- Singer Developments LimitedBuilders
- Star Control Services LtdSpecialist contractors
- Summit Structures Group LtdSpecialist contractors
What happens if Mdsal 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 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 14335253
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 September 2022 (4 years ago)
- Registered office
- Sas House, Friarswood Chipperfield Road, Kings Langley, Hertfordshire, WD4 9JB
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 4 September 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Kings Langley
Other active plumbing and heating companies registered in Kings Langley.
- PCW Drainage Limited2013
- Sentaur Services Limited2017
- Southern Breeze Limited2016
- Stedman Plumbing & Heating Limited2011
- W&J Donald Services Ltd2014
- A.C.O Heating and Plumbing Limited2016
- Bradshaw Interiors Limited2014
- Brewster Plumbing & Heating Services Ltd2015
All plumbing and heating companies in Kings Langley · All trades in Kings Langley · Plumbers and heating engineers across the UK
Frequently asked questions
When are Mdsal Ltd's accounts due?
Mdsal Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Mdsal Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Mdsal Ltd still trading?
Mdsal Ltd is listed as active on the Companies House register (checked 12 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 Mdsal Ltd do?
Mdsal Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Mdsal Ltd?
Mdsal Ltd was incorporated on 5 September 2022, 4 years ago.
What is the penalty if Mdsal 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 Mdsal Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.