- Companies
- Plumbers and heating engineers
- Reading
- Watts Mechanical Services Limited
Watts Mechanical Services Limited
- Company number
- 05354533
- Incorporated
- 7 Feb 200521 years trading
- Registered office
- 45 Winton Road, Reading, RG2 8HJ
- Nature of business
- Plumbing, heat and air-conditioning installation
Watts Mechanical Services Limited is a 21-year-old private limited company registered in Reading, company number 05354533, one of 221 plumbing and heating companies in Reading. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £115K (+885.9%) on the year before, to £102K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £148K against £2,773 owed within a year: more than 10 times cover.
- 5 employees on average, up from -5 the year before.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £102K | £148K | £2,773 | 5 | |
| 31 Mar 2025 | -£13K | £97K | £93K | -5 | |
| 31 Mar 2024 | £13K | £134K | £128K | -4 | |
| 31 Mar 2023 | £28K | £112K | £74K | -6 | |
| 31 Mar 2022 | £68K | £188K | £103K | -6 | |
| 31 Mar 2021 | £2,387 | £10K | £84K | £74K | 6 |
| 31 Mar 2020 | £3,975 | £29K | £53K | 5 | |
| 31 Mar 2019 | £13K | £60K | £78K | 6 | |
| 31 Mar 2018 | £15K | £0 | £26K | £56K | 5 |
| 31 Mar 2017 | £548 | £2,408 |
Where Watts Mechanical Services Limited is registered
The registered office is in Reading (RG2), in the Reading local authority area, South East. Show RG2 8HJ on a map.
Other trade companies in RG2
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- Jxmboss LtdMotor traders
- Discover Roofing LtdRoofers
- DS Automotive Assets LtdMotor traders
- Expert Move Out Cleaners LimitedCleaning companies
- Just Floor You LimitedFloor and wall tilers
- Hfo Telecom LtdInstallers
- Norda International LtdBuilders
What happens if Watts Mechanical Services 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 05354533
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 February 2005 (21 years ago)
- Registered office
- 45 Winton Road, Reading, RG2 8HJ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 27 January 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
- Previous names
- Beazley and Watts Limited (until 1 Apr 2016)
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 Reading
Other active plumbing and heating companies registered in Reading.
- Wilsher Plumbing & Heating Ltd2018
- Wiltshire Plumbing & Heating Ltd2016
- Witchalls Gas Ltd2021
- Wscplumbing and Home Services Ltd2015
- X-Ray Plumbing & Heating Ltd2022
- Yarnold Heating and Plumbing Ltd2012
- Youngs Heating & Plumbing Services Limited2021
- Zenith Plumbing & Heating Ltd2020
All plumbing and heating companies in Reading · All trades in Reading · Plumbers and heating engineers across the UK
Frequently asked questions
When are Watts Mechanical Services Limited's accounts due?
Watts Mechanical Services Limited's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is Watts Mechanical Services Limited's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Watts Mechanical Services Limited still trading?
Watts Mechanical Services 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 Watts Mechanical Services Limited do?
Watts Mechanical Services Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Watts Mechanical Services Limited?
Watts Mechanical Services Limited was incorporated on 7 February 2005, 21 years ago.
What is the penalty if Watts Mechanical Services 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 Watts Mechanical Services 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.