- Companies
- Installers
- Dudley
- Watson Insulation Limited
Watson Insulation Limited
- Company number
- 09517200
- Incorporated
- 30 Mar 201511 years trading
- Registered office
- 28 Thornleigh, Dudley, DY3 2JA
- Nature of business
- Other construction installation
Watson Insulation Limited is a 11-year-old private limited company registered in Dudley, company number 09517200, one of 54 installation companies (insulation, lifts, shutters and similar) in Dudley. Its next accounts are due at Companies House on 25 December 2026, and the CT600 for the period to 25 March 2026 is due at HMRC on 25 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 £84K (+46.7%) on the year before, to £265K.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £304K against £59K owed within a year: 5.1 times cover.
- 3 employees on average, up from 2 the year before.
- 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 |
|---|---|---|---|---|---|
| 25 Mar 2025 | £265K | £292K | £304K | £59K | 3 |
| 26 Mar 2024 | £180K | £213K | £51K | 2 | |
| 27 Mar 2023 | £194K | £273K | £95K | 2 | |
| 28 Mar 2022 | £158K | £218K | £80K | 2 | |
| 28 Mar 2021 | £129K | £218K | £93K | 2 | |
| 29 Mar 2020 | £84K | £160K | £79K | 2 | |
| 29 Mar 2019 | £67K | £137K | £73K | ||
| 30 Mar 2018 | £28K | £81K | £57K | ||
| 31 Mar 2017 | £16K | £6,818 | £45K | £29K | 1 |
| 31 Mar 2016 | £1,277 | £5,732 | £15K | £14K |
Where Watson Insulation Limited is registered
The registered office is in Dudley (DY3), in the Dudley local authority area, West Midlands. Show DY3 2JA on a map.
Other trade companies in DY3
- TJ Maintenance LtdProperty developers
- Bakers Automotives LtdMechanics and garages
- Jsbros Electrical LimitedElectricians
- Indus Automotive Group LimitedMotor traders
- Waite Fitted Bedrooms LtdJoiners and carpenters
- SM James Motors LtdMotor traders
- L D Bryant Contracting LtdProperty developers
- PB Midlands Properties LtdBuilders
What happens if Watson Insulation 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 25 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 26 Dec 2026 to 25 Jan 2027 | £150 |
| 1 to 3 months late | 26 Jan 2027 to 25 Mar 2027 | £375 |
| 3 to 6 months late | 26 Mar 2027 to 25 Jun 2027 | £750 |
| More than 6 months late | From 26 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 26 Mar 2027 | £200 |
| 3 months late | 25 Jun 2027 | another £200 |
| 6 months late | 25 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 25 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
- 09517200
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 March 2015 (11 years ago)
- Registered office
- 28 Thornleigh, Dudley, DY3 2JA
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 25 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 25 March 2025
- Last confirmation statement
- 6 May 2026
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Dudley
Other active installation companies (insulation, lifts, shutters and similar) registered in Dudley.
- Waymaker Contractors Ltd2025
- Windowmaster (Midlands) Ltd2024
- Wrapp Kitchen's & Interiors Limited2023
- A & K Joinery Limited2015
- Aon Installations Limited2020
- Approved Adaptations Limited2023
- Argo (UK) Limited2013
- Atlas Roofline and Construction Ltd2025
All installation companies (insulation, lifts, shutters and similar) in Dudley · All trades in Dudley · Installers across the UK
Frequently asked questions
When are Watson Insulation Limited's accounts due?
Watson Insulation Limited's next accounts are due at Companies House by 25 December 2026 (in 73 days), covering the period to 25 March 2026.
When is Watson Insulation Limited's CT600 due?
The CT600 for the period to 25 March 2026 is due at HMRC by 25 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 26 December 2026.
Is Watson Insulation Limited still trading?
Watson Insulation 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 Watson Insulation Limited do?
Watson Insulation Limited is registered under Other construction installation (SIC 43290).
How old is Watson Insulation Limited?
Watson Insulation Limited was incorporated on 30 March 2015, 11 years ago.
What is the penalty if Watson Insulation 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 Watson Insulation 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.