- Companies
- Plumbers and heating engineers
- Reading
- TB Mechanical Limited
TB Mechanical Limited
- Company number
- 16490694
- Incorporated
- 2 Jun 20251 year trading
- Registered office
- 8 Kintbury Walk, Reading, RG30 3HE
- Nature of business
- Plumbing, heat and air-conditioning installation
TB Mechanical Limited is a 1-year-old private limited company registered in Reading, company number 16490694, one of 221 plumbing and heating companies in Reading. Its next accounts are due at Companies House on 2 March 2027, and its first CT600 is due at HMRC on 1 June 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.
Is this your company?
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Where TB Mechanical Limited is registered
The registered office is in Reading (RG30), in the Reading local authority area, South East. Show RG30 3HE on a map.
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What happens if TB 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 2 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 3 Mar 2027 to 2 Apr 2027 | £150 |
| 1 to 3 months late | 3 Apr 2027 to 2 Jun 2027 | £375 |
| 3 to 6 months late | 3 Jun 2027 to 2 Sep 2027 | £750 |
| More than 6 months late | From 3 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 16490694
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 June 2025 (1 year ago)
- Registered office
- 8 Kintbury Walk, Reading, RG30 3HE
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 June (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 1 June 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 Reading
Other active plumbing and heating companies registered in Reading.
- Temper Flow Heating Ltd2025
- Thames Valley Gas Limited2004
- The Bearded Heating Co. Ltd2022
- The Boiler Man (Berkshire) Ltd2023
- Thermotec Plumbing and Heating Ltd2018
- Titan Plumbing & Heating (Reading) Ltd2025
- TM Plumbing Heating Ltd2020
- Tony Chaplin Gas Ltd2024
All plumbing and heating companies in Reading · All trades in Reading · Plumbers and heating engineers across the UK
Frequently asked questions
When are TB Mechanical Limited's accounts due?
TB Mechanical Limited's next accounts are due at Companies House by 2 March 2027 (in 140 days), covering the period to 30 June 2026.
When is TB 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 1 June 2026, due by 1 June 2027, and one for the period to 30 June 2026, due by 30 June 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is TB Mechanical Limited still trading?
TB 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 TB Mechanical Limited do?
TB Mechanical Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is TB Mechanical Limited?
TB Mechanical Limited was incorporated on 2 June 2025, 1 year ago.
What is the penalty if TB 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 TB 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.