- Companies
- Plumbers and heating engineers
- Blairgowrie
- Mike Simpson Plumbing & Heating Limited
Mike Simpson Plumbing & Heating Limited
- Company number
- SC300554
- Incorporated
- 10 Apr 200620 years trading
- Registered office
- Unit 8 Welton Road Business Park, Welton Road, Blairgowrie, Perthshire, PH10 6HE
- Nature of business
- Plumbing, heat and air-conditioning installation
Mike Simpson Plumbing & Heating Limited is a 20-year-old private limited company registered in Blairgowrie, company number SC300554, one of 12 plumbing and heating companies in Blairgowrie. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £1,312 (+3.8%) on the year before, to £36K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £135K against £129K owed within a year: 1.0 times cover.
- 4 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 Apr 2025 | £36K | £63K | £135K | £129K | 4 |
| 30 Apr 2024 | £35K | £40K | £113K | £100K | 4 |
| 30 Apr 2023 | £38K | £57K | £115K | £107K | 4 |
| 30 Apr 2022 | £41K | £115K | £116K | 4 | |
| 30 Apr 2021 | £49K | £120K | £121K | 4 | |
| 30 Apr 2020 | £48K | £84K | £61K | 4 | |
| 30 Apr 2019 | £57K | £135K | £108K | ||
| 30 Apr 2018 | £55K | £145K | £132K | ||
| 30 Apr 2017 | £55K | £204K | £187K | ||
| 30 Apr 2016 | £51K | £65K | £165K | £145K |
Where Mike Simpson Plumbing & Heating Limited is registered
The registered office is in Blairgowrie (PH10), in the Perth and Kinross local authority area, Scotland. Show PH10 6HE on a map.
Other trade companies in PH10
- McManus Joiners LtdJoiners and carpenters
- Brown & Sons Property Services LtdLandscapers and gardeners
- Blairgowrie Autobody LtdMechanics and garages
- Marlee Cleaning Services LtdCleaning companies
- Casey Joiners & Cabinetmakers LtdJoiners and carpenters
- Scotia Design & Install LtdJoiners and carpenters
- Sstormrite Roofing and Joinery LimitedRoofers
- M&A Fencing LtdInstallers
What happens if Mike Simpson Plumbing & Heating 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- SC300554
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 April 2006 (20 years ago)
- Registered office
- Unit 8 Welton Road Business Park, Welton Road, Blairgowrie, Perthshire, PH10 6HE
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 10 April 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 Blairgowrie
Other active plumbing and heating companies registered in Blairgowrie.
- Pat Conroy Plumbing Heating and Building Services Ltd2025
- Peter M. Drummond Ltd.1998
- RLR Contracts Ltd2018
- Ronnie Brown Plumbing Ltd2026
- Scott-Heat Ltd2023
- Ally Scott Plumbing & Heating Ltd2021
- Extreme Heat Limited2024
- Gibson Bathrooms Ltd2023
All plumbing and heating companies in Blairgowrie · All trades in Blairgowrie · Plumbers and heating engineers across the UK
Frequently asked questions
When are Mike Simpson Plumbing & Heating Limited's accounts due?
Mike Simpson Plumbing & Heating Limited's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Mike Simpson Plumbing & Heating Limited's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Mike Simpson Plumbing & Heating Limited still trading?
Mike Simpson Plumbing & Heating 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 Mike Simpson Plumbing & Heating Limited do?
Mike Simpson Plumbing & Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Mike Simpson Plumbing & Heating Limited?
Mike Simpson Plumbing & Heating Limited was incorporated on 10 April 2006, 20 years ago.
What is the penalty if Mike Simpson Plumbing & Heating 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 Mike Simpson Plumbing & Heating 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.