- Companies
- Plumbers and heating engineers
- Durham
- PMB Mechanical Limited
PMB Mechanical Limited
- Company number
- 16686821
- Incorporated
- 1 Sep 20251 year trading
- Registered office
- Lark Cottage, Cornsay, Durham, DH7 9EP
- Nature of business
- Plumbing, heat and air-conditioning installation
PMB Mechanical Limited is a 1-year-old private limited company registered in Durham, company number 16686821, one of 44 plumbing and heating companies in Durham. Its next accounts are due at Companies House on 1 June 2027, and its first CT600 is due at HMRC on 31 August 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Who runs and owns PMB Mechanical Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| M*** B*** | Director | Sep 2025 |
| P*** B*** | Director | Sep 2025 |
People with significant control (2)
Where PMB Mechanical Limited is registered
The registered office is in Durham (DH7), in the County Durham local authority area, North East. Show DH7 9EP on a map.
Other trade companies in DH7
- Kenny's Groundworks LimitedCivil engineering
- Fastfit Automotive LimitedMechanics and garages
- Adobe Builders LtdFinishing trades
- Unlimited Labs LtdCivil engineering
- HLS Domestic Installations LtdInstallers
- J Moore Brickwork LtdBuilders
- Signature Developments (Ne) LtdBuilders
- D.R Groundworks & Landscaping Services LtdBuilders
Also registered at this address
1 other company uses the same registered office as PMB Mechanical Limited.
- BS Heating Solutions (Ne) LimitedPlumbers and heating engineers
What happens if PMB Mechanical 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 1 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 2 Jun 2027 to 1 Jul 2027 | £150 |
| 1 to 3 months late | 2 Jul 2027 to 1 Sep 2027 | £375 |
| 3 to 6 months late | 2 Sep 2027 to 1 Dec 2027 | £750 |
| More than 6 months late | From 2 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 16686821
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 September 2025 (1 year ago)
- Registered office
- Lark Cottage, Cornsay, Durham, DH7 9EP
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 31 August 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 Durham
Other active plumbing and heating companies registered in Durham.
- Poseidon P&H Ltd2025
- R.M. Myers & Co Limited1997
- Rmac Heating & Plumbing Ltd2021
- Smart Ways Heating & Plumbing Ltd2020
- T.W. Steam & Heating Services Limited1974
- Thermal North Group Ltd2020
- Thermo Systems Ltd2023
- Abbotts Heating and Plumbing Ltd2023
All plumbing and heating companies in Durham · All trades in Durham · Plumbers and heating engineers across the UK
Frequently asked questions
When are PMB Mechanical Limited's accounts due?
PMB Mechanical Limited's next accounts are due at Companies House by 1 June 2027 (in 231 days), covering the period to 30 September 2026.
When is PMB Mechanical Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 31 August 2026, due by 31 August 2027, and one for the period to 30 September 2026, due by 30 September 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is PMB Mechanical Limited still trading?
PMB Mechanical 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 PMB Mechanical Limited do?
PMB Mechanical Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is PMB Mechanical Limited?
PMB Mechanical Limited was incorporated on 1 September 2025, 1 year ago.
Who runs PMB Mechanical Limited?
PMB Mechanical Limited has 2 active directors, the longest-serving appointed in Sep 2025. Their names and service addresses are on the Companies House register.
Who owns PMB Mechanical Limited?
2 people or companies have significant control of PMB Mechanical Limited: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if PMB Mechanical 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 PMB Mechanical 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.