- Companies
- Specialist contractors
- Southampton
- Relay Fire Safety Ltd
Relay Fire Safety Ltd
- Company number
- 14171661
- Incorporated
- 14 Jun 20224 years trading
- Registered office
- 12 Fern Road, Hythe, Southampton, SO45 5EE
- Nature of business
- Other specialised construction activities n.e.c.
Relay Fire Safety Ltd is a 4-year-old private limited company registered in Southampton, company number 14171661, one of 202 specialist construction companies in Southampton. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 £15K (+186.2%) on the year before, to £7,169.
- Current assets of £44K against £39K owed within a year: 1.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £7,169 | £2,039 | £44K | £39K | 1 |
| 30 Jun 2024 | -£8,317 | £2,416 | £15K | £24K | 1 |
| 30 Jun 2023 | £7,191 | £1,054 | £29K | £22K | 1 |
Where Relay Fire Safety Ltd is registered
The registered office is in Southampton (SO45), in the New Forest local authority area, South East. Show SO45 5EE on a map.
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What happens if Relay Fire Safety 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 31 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 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
- 14171661
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 June 2022 (4 years ago)
- Registered office
- 12 Fern Road, Hythe, Southampton, SO45 5EE
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 13 June 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Southampton
Other active specialist construction companies registered in Southampton.
- Rimas Plant Ltd2018
- Rise Construction & Developments Ltd2025
- RNT Construction Services Limited2016
- Roofing Building & Maintenance Ltd2026
- Ross Smither Sealants Ltd2011
- Ryzo Construction Ltd2022
- S N C Installations Limited1999
- Safe Access Solutions (S) Ltd2014
All specialist construction companies in Southampton · All trades in Southampton · Specialist contractors across the UK
Frequently asked questions
When are Relay Fire Safety Ltd's accounts due?
Relay Fire Safety Ltd's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is Relay Fire Safety Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Relay Fire Safety Ltd still trading?
Relay Fire Safety 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 Relay Fire Safety Ltd do?
Relay Fire Safety Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Relay Fire Safety Ltd?
Relay Fire Safety Ltd was incorporated on 14 June 2022, 4 years ago.
What is the penalty if Relay Fire Safety 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 Relay Fire Safety 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.