- Company number
- 15340049
- Incorporated
- 9 Dec 20232 years trading
- Registered office
- C/O Melon Accountants Ltd, 96 Wilton Road, London, SW1V 1DW
- Nature of business
- Construction of domestic buildings
313 Design and Build Ltd is a 2-year-old private limited company registered in London, company number 15340049, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 30 December 2026, and its first CT600 is due at HMRC on 31 December 2026.
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 313 Design and Build LtdOr 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.
Financial snapshot, 2024
From the balance sheet at 31 December 2024, as filed at Companies House.
Who runs and owns 313 Design and Build Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| A*** E*** | Director | Jan 2024 |
| A*** H*** | Director | Jan 2024 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| M*** M*** | Director | Dec 2023 | Feb 2024 |
People with significant control (2)
Where 313 Design and Build Ltd is registered
The registered office is in London (SW1V), in the Westminster local authority area, London. Show SW1V 1DW on a map.
Other trade companies in SW1V
- Siteline UK-Eu LimitedProperty developers
- Moon and Sun Development LtdProperty developers
- Spray Logic LimitedSpecialist contractors
- Netfixx Electrical LtdElectricians
- Martheo Consulting LimitedProperty developers
- City Plumbing 247 LtdPlumbers and heating engineers
- Art Home Construction LtdInstallers
- Montavere Group LtdBuilders
Also registered at this address
9 other companies use the same registered office as 313 Design and Build Ltd.
- Alg Contractors LtdBuilders
- Amh Civil LtdInstallers
- Art Home Construction LtdInstallers
- Development & Building LtdProperty developers
- Forge & Build LtdBuilders
- Fulcrum Engineering and Construction LtdBuilders
- Iq Real Estate LtdProperty developers
- Mo Engineering and Construction LtdBuilders
- Saifi Company Ii LtdProperty developers
What happens if 313 Design and Build 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2026 to 30 Jan 2027 | £150 |
| 1 to 3 months late | 31 Jan 2027 to 30 Mar 2027 | £375 |
| 3 to 6 months late | 31 Mar 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 | 31 Mar 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 | 30 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
- 15340049
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 December 2023 (2 years ago)
- Registered office
- C/O Melon Accountants Ltd, 96 Wilton Road, London, SW1V 1DW
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 9 February 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in London
Other active building contractors registered in London.
- 313 Surveyors Ltd2026
- 33 Construction Ltd2026
- 365 Building Solutions Limited2021
- 382N Ltd2020
- 3Ace Contractors (UK) Limited2014
- 3Ace Mep Contractors (UK) Limited2020
- 3Al Construction UK Ltd2024
- 3Am Properties Limited2021
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are 313 Design and Build Ltd's accounts due?
313 Design and Build Ltd's next accounts are due at Companies House by 30 December 2026 (in 78 days), covering the period to 30 March 2026.
When is 313 Design and Build Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 31 December 2025, due by 31 December 2026, and one for the period to 30 March 2026, due by 30 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is 313 Design and Build Ltd still trading?
313 Design and Build 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 313 Design and Build Ltd do?
313 Design and Build Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is 313 Design and Build Ltd?
313 Design and Build Ltd was incorporated on 9 December 2023, 2 years ago.
Who runs 313 Design and Build Ltd?
313 Design and Build Ltd has 2 active directors, the longest-serving appointed in Jan 2024. Their names and service addresses are on the Companies House register.
Who owns 313 Design and Build Ltd?
2 people or companies have significant control of 313 Design and Build Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if 313 Design and Build 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 313 Design and Build 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.