- Companies
- Civil engineering
- Derby
- RM Site Services Ltd
RM Site Services Ltd
- Company number
- 12472798
- Incorporated
- 19 Feb 20206 years trading
- Registered office
- 19 Rockhouse Road, Derby, DE24 0GD
- Nature of business
- Construction of roads and motorways; Construction of utility projects for electricity and telecommunications; Construction of other civil engineering projects n.e.c.; Site preparation
RM Site Services Ltd is a 6-year-old private limited company registered in Derby, company number 12472798, one of 136 civil engineering contractors in Derby. 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 up £11K (+43.5%) on the year before, to £37K.
- Net assets rose in 4 of 4 year-on-year comparisons on record.
- Current assets of £51K against £18K owed within a year: 2.8 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £37K | £1,114 | £51K | £18K | 2 |
| 29 Feb 2024 | £26K | £4,756 | £46K | £21K | 2 |
| 28 Feb 2023 | £13K | £2,536 | £30K | £17K | 1 |
| 28 Feb 2022 | £6,334 | £1,384 | £19K | £13K | 2 |
| 28 Feb 2021 | £26 | £3,093 | £18K | £18K | 2 |
Who runs and owns RM Site Services Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| R*** M*** | Director | Feb 2020 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| M*** W*** | Secretary | Feb 2020 | Sep 2025 |
Person with significant control
Where RM Site Services Ltd is registered
The registered office is in Derby (DE24), in the Derby local authority area, East Midlands. Show DE24 0GD on a map.
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- A1 Plus Mechanic LtdMotor traders
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What happens if RM Site Services 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 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
- 12472798
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 February 2020 (6 years ago)
- Registered office
- 19 Rockhouse Road, Derby, DE24 0GD
- Nature of business
- Construction of roads and motorways (SIC 42110)
Construction of utility projects for electricity and telecommunications (SIC 42220)
Construction of other civil engineering projects n.e.c. (SIC 42990)
Site preparation (SIC 43120) - Year end
- 29 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 18 February 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Derby
Other active civil engineering contractors registered in Derby.
- Roopjatt Construction Limited2016
- Rye Developments Limited2007
- S & J Friends Civils Ltd2022
- Sandhu Constructions Midlands Limited2024
- Sco Engineers Limited2026
- Shone Building Limited1984
- SJS Sheeting Limited2010
- Smiths Surfacing Ltd2026
All civil engineering contractors in Derby · All trades in Derby · Civil engineering across the UK
Frequently asked questions
When are RM Site Services Ltd's accounts due?
RM Site Services Ltd's next accounts are due at Companies House by 30 November 2026 (in 49 days), covering the period to 28 February 2026.
When is RM Site Services Ltd'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 RM Site Services Ltd still trading?
RM Site Services 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 RM Site Services Ltd do?
RM Site Services Ltd is registered under Construction of roads and motorways (SIC 42110); Construction of utility projects for electricity and telecommunications (SIC 42220); Construction of other civil engineering projects n.e.c. (SIC 42990); Site preparation (SIC 43120).
How old is RM Site Services Ltd?
RM Site Services Ltd was incorporated on 19 February 2020, 6 years ago.
Who runs RM Site Services Ltd?
RM Site Services Ltd has 1 active director, the longest-serving appointed in Feb 2020. Their names and service addresses are on the Companies House register.
Who owns RM Site Services Ltd?
One person or company has significant control of RM Site Services Ltd: an individual (owns 75% or more of the shares).
What is the penalty if RM Site Services 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 RM Site Services 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.