- Companies
- Property developers
- Stanmore
- RSM Developments Limited
RSM Developments Limited
- Company number
- 11850543
- Incorporated
- 27 Feb 20197 years trading
- Registered office
- 2 Mountside, Stanmore, Middlesex, HA7 2DT
- Nature of business
- Development of building projects
RSM Developments Limited is a 7-year-old private limited company registered in Stanmore, company number 11850543, one of 204 property development companies in Stanmore. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 down £41K (-324.3%) on the year before, to -£54K.
- Net assets rose in 0 of 6 year-on-year comparisons on record.
- Current assets of £109 against £54K owed within a year: 0.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 7 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | -£54K | £109 | £54K | 1 | |
| 29 Feb 2024 | -£13K | £4,421 | £142K | 1 | |
| 28 Feb 2024 | -£13K | £4,421 | £142K | 1 | |
| 28 Feb 2023 | -£6,605 | £114 | £131K | 1 | |
| 28 Feb 2022 | £1,305 | £124 | £123K | 1 | |
| 28 Feb 2021 | £1,853 | £254 | £122K | 1 | |
| 28 Feb 2020 | £1,862 | £445 | £115K | 1 |
Who runs and owns RSM Developments Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| M*** A*** | Director | Feb 2019 |
| R*** D*** | Director | Feb 2019 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| S*** K*** | Director | Feb 2019 | Nov 2021 |
People with significant control (2)
Where RSM Developments Limited is registered
The registered office is in Stanmore (HA7), in the Harrow local authority area, London. Show HA7 2DT on a map.
Other trade companies in HA7
- Vatra Developments LtdBuilders
- Air and Waves LtdPlumbers and heating engineers
- R & R Building Services LtdFinishing trades
- Berculean BBV Ltd LtdBuilders
- Velorent LtdMotor traders
- Autex LtdMechanics and garages
- TH Motorcycles LtdMotor traders
- Ady Painting and Decorating LtdInstallers
Shared registered office
93 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if RSM Developments 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 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 11850543
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 February 2019 (7 years ago)
- Registered office
- 2 Mountside, Stanmore, Middlesex, HA7 2DT
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 1 November 2025
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 Stanmore
Other active property development companies registered in Stanmore.
- S&H Developments Limited2011
- Samos Group Ltd2018
- Sarnell Properties Limited1973
- Sarvoday Estates Limited2023
- Sebastian NB Builders Ltd2022
- Sharpvend Limited1987
- Shoreditch Village Ltd1979
- Slough Haveli Ltd2020
All property development companies in Stanmore · All trades in Stanmore · Property developers across the UK
Frequently asked questions
When are RSM Developments Limited's accounts due?
RSM Developments Limited's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is RSM Developments Limited's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is RSM Developments Limited still trading?
RSM Developments 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 RSM Developments Limited do?
RSM Developments Limited is registered under Development of building projects (SIC 41100).
How old is RSM Developments Limited?
RSM Developments Limited was incorporated on 27 February 2019, 7 years ago.
Who runs RSM Developments Limited?
RSM Developments Limited has 2 active directors, the longest-serving appointed in Feb 2019. Their names and service addresses are on the Companies House register.
Who owns RSM Developments Limited?
2 people or companies have significant control of RSM Developments Limited: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if RSM Developments 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 RSM Developments 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.