- Companies
- Installers
- Milton Keynes
- SR Thermal Services Ltd
SR Thermal Services Ltd
- Company number
- 11387370
- Incorporated
- 30 May 20188 years trading
- Registered office
- 14 Rowton Heath, Oakhill, Milton Keynes, MK5 6NA
- Nature of business
- Other construction installation
SR Thermal Services Ltd is a 8-year-old private limited company registered in Milton Keynes, company number 11387370, one of 128 installation companies (insulation, lifts, shutters and similar) in Milton Keynes. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £11K (+222%) on the year before, to £16K.
- Net assets rose in 4 of 7 year-on-year comparisons on record.
- Current assets of £44K against £74K owed within a year: 0.6 times cover.
- 4 employees on average, down from 6 the year before.
- Balance sheets on record for 8 years, 2019 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2026 | £16K | £36K | £44K | £74K | 4 |
| 31 May 2025 | £4,982 | £20K | £57K | £46K | 6 |
| 31 May 2024 | £14K | £10K | £41K | £49K | 6 |
| 31 May 2023 | £3,285 | £20K | £51K | £44K | 6 |
| 31 May 2022 | £14K | £6,362 | £22K | £15K | 6 |
| 31 May 2021 | £3,955 | £10K | £29K | £17K | 6 |
| 31 May 2020 | £5,851 | £21K | £36K | £33K | |
| 31 May 2019 | £1,309 | £23K | £33K | £39K |
Where SR Thermal Services Ltd is registered
The registered office is in Milton Keynes (MK5), in the Milton Keynes local authority area, South East. Show MK5 6NA on a map.
Other trade companies in MK5
- Ellscar Construction LtdElectricians
- Lajoy LimitedCleaning companies
- Indf7 Investments LimitedProperty developers
- Barnes Electrical MK LtdElectricians
- Gleam and Flow LtdCleaning companies
- Francis the Handyman LimitedInstallers
- DBC Services & Renewables LtdProperty developers
- Grand Royale Cars LimitedMotor traders
What happens if SR Thermal 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 11387370
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 May 2018 (8 years ago)
- Registered office
- 14 Rowton Heath, Oakhill, Milton Keynes, MK5 6NA
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 13 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 Milton Keynes
Other active installation companies (insulation, lifts, shutters and similar) registered in Milton Keynes.
- Stone and Granite Holdings Limited2015
- Stuart James (BSF) Limited2024
- Swanepoel Limited2013
- Teo Installations Ltd2021
- The Loftboarding Brothers Ltd2025
- TLB Interiors Ltd2022
- Usable365 Limited2025
- Vvo Gulei Ltd2019
All installation companies (insulation, lifts, shutters and similar) in Milton Keynes · All trades in Milton Keynes · Installers across the UK
Frequently asked questions
When are SR Thermal Services Ltd's accounts due?
SR Thermal Services Ltd's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is SR Thermal Services Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is SR Thermal Services Ltd still trading?
SR Thermal Services Ltd 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 SR Thermal Services Ltd do?
SR Thermal Services Ltd is registered under Other construction installation (SIC 43290).
How old is SR Thermal Services Ltd?
SR Thermal Services Ltd was incorporated on 30 May 2018, 8 years ago.
What is the penalty if SR Thermal 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 SR Thermal Services Ltd 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.