- Companies
- Specialist contractors
- London
- Relm Interiors Limited
Relm Interiors Limited
- Company number
- 09747114
- Incorporated
- 25 Aug 201511 years trading
- Registered office
- 50 Southdown Road, London, SW20 8PX
- Nature of business
- Other specialised construction activities n.e.c.
Relm Interiors Limited is a 11-year-old private limited company registered in London, company number 09747114, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Relm Interiors LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 down £6,989 (-6.1%) on the year before, to £108K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £176K against £86K owed within a year: 2.0 times cover.
- 19 employees on average, up from 14 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £108K | £51K | £176K | £86K | 19 |
| 31 Mar 2024 | £115K | £154K | £49K | 14 | |
| 31 Mar 2023 | £97K | £198K | 15 | ||
| 31 Mar 2022 | £54K | £109K | £52K | 13 | |
| 31 Mar 2021 | £34K | £94K | £32K | 10 | |
| 31 Mar 2020 | £50K | £65K | £38K | 10 | |
| 31 Mar 2019 | £72K | £89K | £45K | ||
| 31 Mar 2018 | £29K | £25K | £13K | ||
| 31 Mar 2017 | £16K | £6,842 | £8,725 | ||
| 31 Mar 2016 | £1,574 | £174 | £1,687 | £1,832 |
Where Relm Interiors Limited is registered
The registered office is in London (SW20), in the Merton local authority area, London. Show SW20 8PX on a map.
Other trade companies in SW20
- Resmor LtdBuilders
- Justify Advisory LimitedCivil engineering
- Busy Bee Homes LtdProperty developers
- Jyoti Enterprises LtdElectricians
- Bilkins Mechanical LimitedPlumbers and heating engineers
- Tremtec Group Services LtdBuilders
- HRS Services LtdCleaning companies
- Double Glazed Windows and Doors LtdGlaziers
What happens if Relm Interiors 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 09747114
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 August 2015 (11 years ago)
- Registered office
- 50 Southdown Road, London, SW20 8PX
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 24 August 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 London
Other active specialist construction companies registered in London.
- Remodel IT Ltd2021
- Renco Renovations Ltd2021
- Render Flex Ltd2025
- Rendox Limited2021
- Renew Builders Ltd2026
- Renewed.Living.South Ltd2025
- Reno&Build Ltd2026
- Renomaxrenovation Ltd2023
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are Relm Interiors Limited's accounts due?
Relm Interiors Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Relm Interiors Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Relm Interiors Limited still trading?
Relm Interiors 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 Relm Interiors Limited do?
Relm Interiors Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Relm Interiors Limited?
Relm Interiors Limited was incorporated on 25 August 2015, 11 years ago.
What is the penalty if Relm Interiors 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 Relm Interiors 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.