- Company number
- 15733098
- Incorporated
- 21 May 20242 years trading
- Registered office
- 81 Elm Park Close, Houghton Regis, Dunstable, Bedfordshire, LU5 5PW
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Plumbing, heat and air-conditioning installation; Other service activities n.e.c.
Premium Mechanical Services Ltd is a 2-year-old private limited company registered in Dunstable, company number 15733098, one of 213 building contractors in Dunstable. Its next accounts are due at Companies House on 29 February 2028, and the CT600 for the period to 31 May 2027 is due at HMRC on 31 May 2028.
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 £47 (+0.9%) on the year before, to £5,168.
- Current assets of £19K against £16K owed within a year: 1.1 times cover.
- 3 employees on average, up from 2 the year before.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2026 | £5,168 | £19K | £16K | 3 | |
| 31 May 2025 | £5,121 | £20K | £15K | 2 |
Where Premium Mechanical Services Ltd is registered
The registered office is in Dunstable (LU5), in the Central Bedfordshire local authority area, East of England. Show LU5 5PW on a map.
Other trade companies in LU5
- Holz Stehlen Interiors LtdJoiners and carpenters
- Group V Motors LimitedMotor traders
- Marsiv LtdBuilders
- FB Engineering Solutions LtdSpecialist contractors
- Valmir Plastering LtdPlasterers
- Jeeva Engineering LtdCivil engineering
- Shinning Stars Cleaning LtdCleaning companies
- Coc Floring LtdBuilders
What happens if Premium Mechanical 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 29 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2028 to 31 Mar 2028 | £150 |
| 1 to 3 months late | 1 Apr 2028 to 31 May 2028 | £375 |
| 3 to 6 months late | 1 Jun 2028 to 31 Aug 2028 | £750 |
| More than 6 months late | From 1 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 2029 | 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
- 15733098
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 May 2024 (2 years ago)
- Registered office
- 81 Elm Park Close, Houghton Regis, Dunstable, Bedfordshire, LU5 5PW
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Plumbing, heat and air-conditioning installation (SIC 43220)
Other service activities n.e.c. (SIC 96090) - Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2026
- Last confirmation statement
- 20 May 2026
- Previous names
- G&C Plumbing Ltd (until 26 Jan 2026)
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Dunstable
Other active building contractors registered in Dunstable.
- Prestige Homecare Solutions Ltd2024
- Prestige Infinity Ltd2024
- Prime Builders and Services Limited2023
- Pulse Structure Ltd2025
- R & D Bedford Limited2008
- R&R UK Holdings Ltd2021
- R&W Refurbishments Ltd2021
- Rac Building Services Limited2023
All building contractors in Dunstable · All trades in Dunstable · Builders across the UK
Frequently asked questions
When are Premium Mechanical Services Ltd's accounts due?
Premium Mechanical Services Ltd's next accounts are due at Companies House by 29 February 2028 (in 505 days), covering the period to 31 May 2027.
When is Premium Mechanical Services Ltd's CT600 due?
The CT600 for the period to 31 May 2027 is due at HMRC by 31 May 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2028.
Is Premium Mechanical Services Ltd still trading?
Premium Mechanical 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 Premium Mechanical Services Ltd do?
Premium Mechanical Services Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Plumbing, heat and air-conditioning installation (SIC 43220); Other service activities n.e.c. (SIC 96090).
How old is Premium Mechanical Services Ltd?
Premium Mechanical Services Ltd was incorporated on 21 May 2024, 2 years ago.
What is the penalty if Premium Mechanical 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 Premium Mechanical 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.