- Companies
- Property developers
- Sheffield
- Carlm Design Ltd.
Carlm Design Ltd.
- Company number
- 06476036
- Incorporated
- 17 Jan 200818 years trading
- Registered office
- 11 Swallow Lane, Aston, Sheffield, S26 2GR
- Nature of business
- Development of building projects
Carlm Design Ltd. is a 18-year-old private limited company registered in Sheffield, company number 06476036, one of 554 property development companies in Sheffield. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 £12K (+97.7%) on the year before, to -£281.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £15K against £19K owed within a year: 0.8 times cover.
- 2 employees on average during the year.
- 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 Dec 2025 | -£281 | £12K | £15K | £19K | 2 |
| 31 Dec 2024 | -£12K | £667 | £1,391 | £14K | 2 |
| 31 Dec 2023 | -£19K | £1,104 | £2,404 | £18K | 2 |
| 31 Dec 2022 | -£21K | £2,098 | £2,823 | £18K | 2 |
| 31 Dec 2021 | -£21K | £3,696 | £4,138 | £17K | 2 |
| 31 Dec 2020 | -£16K | £3,161 | £3,443 | £9,210 | 2 |
| 31 Dec 2019 | £367 | £22K | £2,969 | 1 | |
| 31 Dec 2018 | £814 | £34K | £20K | ||
| 31 Dec 2017 | -£134 | -£16K | £7,517 | 1 | |
| 31 Dec 2016 | -£168 | -£12K | £4,827 |
Where Carlm Design Ltd. is registered
The registered office is in Sheffield (S26), in the Rotherham local authority area, Yorkshire and The Humber. Show S26 2GR on a map.
Other trade companies in S26
- Forever Living Developments LtdFinishing trades
- JW Thomas LimitedCivil engineering
- Jla Electrical Services LimitedElectricians
- Watson Legacy Properties LtdProperty developers
- Poppies Sheffield LimitedCleaning companies
- JRB Security Solutions LtdMachinery repair and installation
- M.A.T Construction Group LtdBuilders
- Quality Air Solutions LtdPlumbers and heating engineers
What happens if Carlm Design 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 06476036
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 January 2008 (18 years ago)
- Registered office
- 11 Swallow Lane, Aston, Sheffield, S26 2GR
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 30 April 2026
- Previous names
- Carlm Build Limited (until 9 Jun 2014)
Carlm Design & Build Limited (until 11 Nov 2011)
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Sheffield
Other active property development companies registered in Sheffield.
- Carrington Road Limited2026
- Castle Contractors and Developments Limited2015
- Castlebrooke HS2 Developments Limited2019
- Castlewood Contracts Limited2010
- Catherall Construction Limited2025
- Catherall Homes Limited2025
- Catherall Properties Ltd2024
- CBR Design & Build Limited2004
All property development companies in Sheffield · All trades in Sheffield · Property developers across the UK
Frequently asked questions
When are Carlm Design Ltd.'s accounts due?
Carlm Design Ltd.'s next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Carlm Design Ltd.'s CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Carlm Design Ltd. still trading?
Carlm Design 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 Carlm Design Ltd. do?
Carlm Design Ltd. is registered under Development of building projects (SIC 41100).
How old is Carlm Design Ltd.?
Carlm Design Ltd. was incorporated on 17 January 2008, 18 years ago.
What is the penalty if Carlm Design 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 Carlm Design 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.