- Companies
- Plumbers and heating engineers
- Thatcham
- Mo`S Sons Limited
Mo`S Sons Limited
- Company number
- 06387779
- Incorporated
- 2 Oct 200719 years trading
- Registered office
- 20-22 Venture West Greenham Business Park, Greenham, Thatcham, RG19 6HX
- Nature of business
- Plumbing, heat and air-conditioning installation
Mo`S Sons Limited is a 19-year-old private limited company registered in Thatcham, company number 06387779, one of 32 plumbing and heating companies in Thatcham. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £6,650 (-1.7%) on the year before, to £382K.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £383K against £41K owed within a year: 9.4 times cover.
- 3 employees on average during the year.
- 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 |
|---|---|---|---|---|---|
| 30 Nov 2025 | £382K | £99K | £383K | £41K | 3 |
| 30 Nov 2024 | £389K | £134K | £392K | £35K | 3 |
| 30 Nov 2023 | £348K | £210K | £382K | £37K | 3 |
| 30 Nov 2022 | £333K | £126K | £394K | £65K | 3 |
| 30 Nov 2021 | £254K | £112K | £310K | £62K | 3 |
| 30 Nov 2020 | £197K | £141K | £292K | £103K | 3 |
| 30 Nov 2019 | £124K | £90K | £208K | £94K | 3 |
| 30 Nov 2018 | £78K | £87K | £159K | £94K | 3 |
| 30 Nov 2017 | £42K | £36K | £110K | £86K | 2 |
| 30 Nov 2016 | £17K | £66K | £111K | £105K |
Where Mo`S Sons Limited is registered
The registered office is in Thatcham (RG19), in the West Berkshire local authority area, South East. Show RG19 6HX on a map.
Other trade companies in RG19
- Envision Autos LtdMechanics and garages
- Mra Road Logistics LtdMechanics and garages
- Civic Contracting Group LimitedElectricians
- Kingston Home & Property Care LtdInstallers
- Jewels Brickwork LtdBuilders
- Notelppa Capital Group LtdProperty developers
- Adal Studio LtdLandscapers and gardeners
- Clean Start Solutions LtdCleaning companies
Also registered at this address
14 other companies use the same registered office as Mo`S Sons Limited.
- A B Collins Brickwork LimitedBuilders
- Able Contracts Refurbishment LtdProperty developers
- Auto Bodyworx Minor Body Repairs LtdMechanics and garages
- Coolpower Electrical LimitedElectricians
- Crest Home Improvements (Reading) LtdFinishing trades
- D G Tiling LtdFloor and wall tilers
- Dean White Marine Consultancy LimitedMachinery repair and installation
- Detail My Car LimitedMechanics and garages
- Evolution Tree Surgery and Ground Care LtdLandscapers and gardeners
- James Claydon Services LimitedJoiners and carpenters
- KWL Commercial Cleaning LimitedCleaning companies
- R. Willoughby & Sons LtdGlaziers
- Sherwood Bros. and Burton (Maidenhead) LimitedCivil engineering
- Start 2 Finish Project Planning LtdSpecialist contractors
What happens if Mo`S Sons 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 06387779
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 October 2007 (19 years ago)
- Registered office
- 20-22 Venture West Greenham Business Park, Greenham, Thatcham, RG19 6HX
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 28 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 Thatcham
Other active plumbing and heating companies registered in Thatcham.
- Noahs Plumbing & Heating Ltd2025
- Old Briar Property Services Limited2012
- Pearce Plumbing & Heating Limited2000
- Sharps Drain Logic Limited1992
- Sharps Drainage Services Limited1999
- Spo Solutions Ltd2026
- The London Drain Company Limited1996
- TM Plumbing and Heating Solutions Ltd2021
All plumbing and heating companies in Thatcham · All trades in Thatcham · Plumbers and heating engineers across the UK
Frequently asked questions
When are Mo`S Sons Limited's accounts due?
Mo`S Sons Limited's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is Mo`S Sons Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Mo`S Sons Limited still trading?
Mo`S Sons 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 Mo`S Sons Limited do?
Mo`S Sons Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Mo`S Sons Limited?
Mo`S Sons Limited was incorporated on 2 October 2007, 19 years ago.
What is the penalty if Mo`S Sons 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 Mo`S Sons 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.