- Companies
- Plumbers and heating engineers
- Slough
- Mas Plumbing & Heating Services Ltd
Mas Plumbing & Heating Services Ltd
- Company number
- 16176169
- Incorporated
- 10 Jan 20251 year trading
- Registered office
- Unit 2,, 20 Woodland Avenue, Slough, SL1 3BU
- Nature of business
- Plumbing, heat and air-conditioning installation; Other business support service activities n.e.c.
Mas Plumbing & Heating Services Ltd is a 1-year-old private limited company registered in Slough, company number 16176169, one of 128 plumbing and heating companies in Slough. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 January 2026, as filed at Companies House.
Where Mas Plumbing & Heating Services Ltd is registered
The registered office is in Slough (SL1), in the Slough local authority area, South East. Show SL1 3BU on a map.
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Also registered at this address
21 other companies use the same registered office as Mas Plumbing & Heating Services Ltd.
- Allura Services LimitedElectricians
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- CMS Properties Solution LtdBuilders
- Ek Onkar Property Management UK LtdBuilders
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- Kehnda Khunda Billy Painter LimitedCleaning companies
- Lemon Squeezy Cleaning Services LtdCleaning companies
- Next Generation Construction LtdInstallers
- Peak Performance Roofing and Building LtdRoofers
- Prime Roofcure LtdRoofers
- Ravinder Singh1 LtdBuilders
- Regentsphere LtdBuilders
- SGS Construction Build UK LtdBuilders
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- Spark Pro Cleaning Services LtdCleaning companies
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What happens if Mas Plumbing & Heating Services 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2029 | 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
- 16176169
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 January 2025 (1 year ago)
- Registered office
- Unit 2,, 20 Woodland Avenue, Slough, SL1 3BU
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other business support service activities n.e.c. (SIC 82990) - Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 9 January 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 Slough
Other active plumbing and heating companies registered in Slough.
- MK Gas and Electric Ltd2021
- Mki Plumbing Ltd2021
- MSC Plumber Limited2020
- MSJ Plumbing & Heating Ltd2014
- MTP Cooling Ltd2009
- Nasgas Ltd2021
- Netzero Climate Ltd2025
- Oxon Services Management Ltd2019
All plumbing and heating companies in Slough · All trades in Slough · Plumbers and heating engineers across the UK
Frequently asked questions
When are Mas Plumbing & Heating Services Ltd's accounts due?
Mas Plumbing & Heating Services Ltd's next accounts are due at Companies House by 31 October 2027 (in 383 days), covering the period to 31 January 2027.
When is Mas Plumbing & Heating Services Ltd's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is Mas Plumbing & Heating Services Ltd still trading?
Mas Plumbing & Heating Services Ltd is listed as active on the Companies House register (checked 13 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 Mas Plumbing & Heating Services Ltd do?
Mas Plumbing & Heating Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other business support service activities n.e.c. (SIC 82990).
How old is Mas Plumbing & Heating Services Ltd?
Mas Plumbing & Heating Services Ltd was incorporated on 10 January 2025, 1 year ago.
What is the penalty if Mas Plumbing & Heating Services 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 Mas Plumbing & Heating Services Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.