- Companies
- Machinery repair and installation
- Chesterfield
- Millstone Hydro Ltd
Millstone Hydro Ltd
- Company number
- 14523471
- Incorporated
- 5 Dec 20223 years trading
- Registered office
- Mill Close Farm Loads Road, Holymoorside, Chesterfield, S42 7HW
- Nature of business
- Repair of machinery
Millstone Hydro Ltd is a 3-year-old private limited company registered in Chesterfield, company number 14523471, one of 85 machinery repair and installation companies in Chesterfield. 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 £9,366 (+30.6%) on the year before, to £40K.
- Current assets of £43K against £8,611 owed within a year: 5.0 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £40K | £42K | £43K | £8,611 | 2 |
| 31 Dec 2024 | £31K | £21K | £33K | £8,299 | 2 |
| 31 Dec 2023 | £19K | £16K | £18K | £3,736 | 0 |
Where Millstone Hydro Ltd is registered
The registered office is in Chesterfield (S42), in the North East Derbyshire local authority area, East Midlands. Show S42 7HW on a map.
Other trade companies in S42
- Ashover Structures LtdBuilders
- Adam Robinson Design LimitedJoiners and carpenters
- Hi Line Roofing LtdRoofers
- Pitstop Tupton Car Wash LimitedCleaning companies
- Abel Demounts LtdMechanics and garages
- JHP Property Associates LtdProperty developers
- Pinfold Traditional Building Services LtdRoofers
- Oasis Developments Group LtdBuilders
What happens if Millstone Hydro 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
- 14523471
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 December 2022 (3 years ago)
- Registered office
- Mill Close Farm Loads Road, Holymoorside, Chesterfield, S42 7HW
- Nature of business
- Repair of machinery (SIC 33120)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 21 October 2025
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Chesterfield
Other active machinery repair and installation companies registered in Chesterfield.
- MLS Inspections Limited2017
- Moose Crane & Plant Ltd2017
- Myhill Cycling Ltd2023
- Nationwide Boat Surveys Ltd2021
- Needhams Refrigeration Ltd2012
- North Electrical Mechanical Contractors Limited2014
- Orca Access Services Ltd2012
- P and M Electrical Control and Automation Limited2004
All machinery repair and installation companies in Chesterfield · All trades in Chesterfield · Machinery repair and installation across the UK
Frequently asked questions
When are Millstone Hydro Ltd's accounts due?
Millstone Hydro Ltd's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Millstone Hydro 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 Millstone Hydro Ltd still trading?
Millstone Hydro 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 Millstone Hydro Ltd do?
Millstone Hydro Ltd is registered under Repair of machinery (SIC 33120).
How old is Millstone Hydro Ltd?
Millstone Hydro Ltd was incorporated on 5 December 2022, 3 years ago.
What is the penalty if Millstone Hydro 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 Millstone Hydro 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.