- Companies
- Specialist contractors
- Hatfield
- CMP Steel Services Ltd
CMP Steel Services Ltd
- Company number
- 12138413
- Incorporated
- 5 Aug 20197 years trading
- Registered office
- Broad House 1 the Broadway, Old Hatfield, Hatfield, Hertfordshire, AL9 5BG
- Nature of business
- Other specialised construction activities n.e.c.
CMP Steel Services Ltd is a 7-year-old private limited company registered in Hatfield, company number 12138413, one of 29 specialist construction companies in Hatfield. 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.
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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 £56K (+557.9%) on the year before, to £66K.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £92K against £27K owed within a year: 3.4 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £66K | £4,893 | £92K | £27K | 2 |
| 31 Mar 2024 | £9,988 | £8,043 | £36K | £27K | 2 |
| 31 Mar 2023 | £1,131 | £3,126 | £12K | £11K | 1 |
| 31 Mar 2022 | £16K | £17K | £26K | £11K | 2 |
| 31 Aug 2021 | £840 | £8,555 | £17K | £17K | 2 |
| 31 Aug 2020 | £570 | £16K | £20K | £19K | 2 |
Where CMP Steel Services Ltd is registered
The registered office is in Hatfield (AL9), in the Welwyn Hatfield local authority area, East of England. Show AL9 5BG on a map.
Other trade companies in AL9
- DMC Equity LtdProperty developers
- Summit Air Conditioning Services LtdPlumbers and heating engineers
- Teknosa Automotive LimitedMotor traders
- Enki Construction LtdBuilders
- Queensbury ST Ippolyts LimitedBuilders
- William Douglas Acquisitions LimitedProperty developers
- LG Site Services LimitedBuilders
- Miella Construction LtdPlumbers and heating engineers
Also registered at this address
2 other companies use the same registered office as CMP Steel Services Ltd.
- Bladon Plumbing & Heating LimitedPlumbers and heating engineers
- Bockings Developments LtdProperty developers
What happens if CMP Steel 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 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
- 12138413
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 August 2019 (7 years ago)
- Registered office
- Broad House 1 the Broadway, Old Hatfield, Hatfield, Hertfordshire, AL9 5BG
- 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
- 15 July 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 Hatfield
Other active specialist construction companies registered in Hatfield.
- Comfort Air Ltd2014
- Creative Audio-Visual Solutions Limited2004
- Dryline Dynamics Ltd2025
- Fra Solution Ltd2021
- Go Repair Specialist Ltd2019
- Gu Fix Ltd2013
- Krypton Building Services Ltd2018
- L J Parker Limited2017
All specialist construction companies in Hatfield · All trades in Hatfield · Specialist contractors across the UK
Frequently asked questions
When are CMP Steel Services Ltd's accounts due?
CMP Steel Services Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is CMP Steel Services Ltd'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 CMP Steel Services Ltd still trading?
CMP Steel 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 CMP Steel Services Ltd do?
CMP Steel Services Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is CMP Steel Services Ltd?
CMP Steel Services Ltd was incorporated on 5 August 2019, 7 years ago.
What is the penalty if CMP Steel 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 CMP Steel 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.