- Companies
- Machinery repair and installation
- Portishead
- B1 Relay Limited
B1 Relay Limited
- Company number
- 13686001
- Incorporated
- 18 Oct 20214 years trading
- Registered office
- 72 Brendon Road, Portishead, North Somerset, BS20 6DQ
- Nature of business
- Repair and maintenance of aircraft and spacecraft
B1 Relay Limited is a 4-year-old private limited company registered in Portishead, company number 13686001, one of 8 machinery repair and installation companies in Portishead. 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 £1,212 (+1.6%) on the year before, to £76K.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £60K against £10K owed within a year: 5.8 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £76K | £60K | £10K | 1 | |
| 30 Sep 2024 | £75K | £47K | £12K | 1 | |
| 30 Sep 2023 | £45K | £20K | £26K | 1 | |
| 30 Sep 2022 | £23K | £28K | £6,019 | 1 |
Where B1 Relay Limited is registered
The registered office is in Portishead (BS20), in the North Somerset local authority area, South West. Show BS20 6DQ on a map.
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What happens if B1 Relay 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 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
- 13686001
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 October 2021 (4 years ago)
- Registered office
- 72 Brendon Road, Portishead, North Somerset, BS20 6DQ
- Nature of business
- Repair and maintenance of aircraft and spacecraft (SIC 33160)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 17 October 2025
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Portishead
Other active machinery repair and installation companies registered in Portishead.
- GDR Gates & Doors Limited2015
- I C Refrigeration Ltd2017
- NJ Colour Fast Solutions Ltd2014
- Roltec Cycles Limited2026
- Tailor Made Catering Equipment Services Limited2005
- Tmces Holdings Ltd2020
- Woodson Electrical Limited2013
All machinery repair and installation companies in Portishead · All trades in Portishead · Machinery repair and installation across the UK
Frequently asked questions
When are B1 Relay Limited's accounts due?
B1 Relay Limited's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is B1 Relay Limited'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 B1 Relay Limited still trading?
B1 Relay 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 B1 Relay Limited do?
B1 Relay Limited is registered under Repair and maintenance of aircraft and spacecraft (SIC 33160).
How old is B1 Relay Limited?
B1 Relay Limited was incorporated on 18 October 2021, 4 years ago.
What is the penalty if B1 Relay 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 B1 Relay 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.