- Companies
- Plumbers and heating engineers
- Royston
- Bti Plumbing and Heating Ltd
Bti Plumbing and Heating Ltd
- Company number
- 10980122
- Incorporated
- 25 Sep 20179 years trading
- Registered office
- First Floor, 27 Kneesworth Street, Royston, Herts, SG8 5AB
- Nature of business
- Plumbing, heat and air-conditioning installation
Bti Plumbing and Heating Ltd is a 9-year-old private limited company registered in Royston, company number 10980122, one of 24 plumbing and heating companies in Royston. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 £11 (+2.1%) on the year before, to £536.
- Net assets rose in 3 of 7 year-on-year comparisons on record.
- Current assets of £18K against £18K owed within a year: 1.0 times cover.
- 1 employee 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 |
|---|---|---|---|---|---|
| 30 Sep 2025 | £536 | £18K | £18K | 1 | |
| 30 Sep 2024 | £525 | £21K | £19K | 1 | |
| 30 Sep 2023 | £150 | £18K | £17K | 1 | |
| 30 Sep 2022 | £346 | £18K | £17K | 1 | |
| 30 Sep 2021 | £544 | £5,882 | £5,468 | 1 | |
| 30 Sep 2020 | £366 | £11K | £10K | 1 | |
| 30 Sep 2019 | £511 | £11K | £13K | £13K | 1 |
| 30 Sep 2018 | £5,138 | £14K | £20K | £15K |
Where Bti Plumbing and Heating Ltd is registered
The registered office is in Royston (SG8), in the North Hertfordshire local authority area, East of England. Show SG8 5AB on a map.
Other trade companies in SG8
- MPC Cars LtdMechanics and garages
- CB Composite LtdMachinery repair and installation
- Energy 0 (Zero) LimitedProperty developers
- Common Lane LtdProperty developers
- Florina Claudia Motorsport LtdMechanics and garages
- Honeycomp LtdMachinery repair and installation
- All-Good Aviation LtdMachinery repair and installation
- Acb LtdBuilders
Also registered at this address
5 other companies use the same registered office as Bti Plumbing and Heating Ltd.
- Dah Management LimitedProperty developers
- Maitlands LimitedProperty developers
- MK Plumbing and Drainage LtdPlumbers and heating engineers
- PMC Heating and Plumbing LtdPlumbers and heating engineers
- S J Tokely LimitedMechanics and garages
What happens if Bti Plumbing and Heating 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £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
- 10980122
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 September 2017 (9 years ago)
- Registered office
- First Floor, 27 Kneesworth Street, Royston, Herts, SG8 5AB
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 24 September 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 Royston
Other active plumbing and heating companies registered in Royston.
- H2O Gas, Heating & Plumbing Services Limited2003
- I.C.E. Plumbing and Heating Limited2025
- Insink Plumbing & Heating Limited2017
- J.J.A.Y Gas & Oil Heating Services Limited2016
- JNB Plumbing & Heating Limited2019
- Libra Mechanical Services Limited2014
- Lodge Plumbing & Heating Services Ltd2016
- MK Plumbing and Drainage Ltd2016
All plumbing and heating companies in Royston · All trades in Royston · Plumbers and heating engineers across the UK
Frequently asked questions
When are Bti Plumbing and Heating Ltd's accounts due?
Bti Plumbing and Heating Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Bti Plumbing and Heating Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Bti Plumbing and Heating Ltd still trading?
Bti Plumbing and Heating Ltd is listed as active on the Companies House register (checked 13 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 Bti Plumbing and Heating Ltd do?
Bti Plumbing and Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Bti Plumbing and Heating Ltd?
Bti Plumbing and Heating Ltd was incorporated on 25 September 2017, 9 years ago.
What is the penalty if Bti Plumbing and Heating 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 Bti Plumbing and Heating Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.