- Companies
- Plumbers and heating engineers
- Milton Keynes
- 1ST Class Heating Repairs Limited
1ST Class Heating Repairs Limited
- Company number
- 04754685
- Incorporated
- 6 May 200323 years trading
- Registered office
- The Pinnacle Building A, 150-170 Midsummer Boulevard, Milton Keynes, Buckinghamshire, MK9 1FD
- Nature of business
- Plumbing, heat and air-conditioning installation
1ST Class Heating Repairs Limited is a 23-year-old private limited company registered in Milton Keynes, company number 04754685, one of 197 plumbing and heating companies 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for 1ST Class Heating Repairs LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £1,478 (+5.3%) on the year before, to £30K.
- Net assets rose in 6 of 7 year-on-year comparisons on record.
- Current assets of £52K against £31K owed within a year: 1.6 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £30K | £47K | £52K | £31K | 2 |
| 31 May 2024 | £28K | £40K | £44K | £25K | 2 |
| 31 May 2023 | £27K | £55K | £60K | £42K | 2 |
| 31 May 2022 | £22K | £42K | £50K | £40K | 2 |
| 31 May 2021 | £23K | £19K | £29K | £22K | 3 |
| 31 May 2020 | £9,272 | £22K | £28K | £20K | 3 |
| 31 May 2019 | £2,083 | £5,849 | £9,154 | £9,211 | |
| 31 May 2018 | £875 | £5,888 | £14K | £16K |
Where 1ST Class Heating Repairs Limited is registered
The registered office is in Milton Keynes (MK9), in the Milton Keynes local authority area, England. Show MK9 1FD on a map.
Other trade companies in MK9
- Daniel A Collier LimitedCivil engineering
- Nano Roofing & Guttering LtdRoofers
- CTTK Mechanical Installation & Management LtdInstallers
- Liberty Roofing & Guttering LtdRoofers
- Skyshield Roofing Solutions LtdRoofers
- Olivia Does.. LimitedSpecialist contractors
- Dena Developments LtdProperty developers
- Revonix Group LtdMotor traders
Also registered at this address
8 other companies use the same registered office as 1ST Class Heating Repairs Limited.
- Armitage Homes LimitedProperty developers
- CSC Projects LimitedProperty developers
- Foxberry Developments LimitedProperty developers
- Grafton Homes LimitedProperty developers
- Jeremy Chaston LimitedProperty developers
- Red Rock London LimitedProperty developers
- Roxley Estates (Northamptonshire) LimitedBuilders
- Winton Haulage LimitedGroundworks and demolition
What happens if 1ST Class Heating Repairs 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 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
- 04754685
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 May 2003 (23 years ago)
- Registered office
- The Pinnacle Building A, 150-170 Midsummer Boulevard, Milton Keynes, Buckinghamshire, MK9 1FD
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 6 May 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 Milton Keynes
Other active plumbing and heating companies registered in Milton Keynes.
- A5H Plumbing Ltd2021
- Aa Plumbing Needs Ltd2025
- Abbey Build Conversions Ltd2016
- Able Plumbing Solutions Ltd2012
- Abode Installations Ltd2018
- Acp Heating Ltd2022
- Active Cool Ltd2025
- Ad Air Solutions Ltd2026
All plumbing and heating companies in Milton Keynes · All trades in Milton Keynes · Plumbers and heating engineers across the UK
Frequently asked questions
When are 1ST Class Heating Repairs Limited's accounts due?
1ST Class Heating Repairs Limited's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is 1ST Class Heating Repairs Limited'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 1ST Class Heating Repairs Limited still trading?
1ST Class Heating Repairs 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 1ST Class Heating Repairs Limited do?
1ST Class Heating Repairs Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is 1ST Class Heating Repairs Limited?
1ST Class Heating Repairs Limited was incorporated on 6 May 2003, 23 years ago.
What is the penalty if 1ST Class Heating Repairs 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 1ST Class Heating Repairs 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.