- Companies
- Machinery repair and installation
- Chesterfield
- Senior Environmental Monitoring Limited
Senior Environmental Monitoring Limited
- Company number
- 10130770
- Incorporated
- 18 Apr 201610 years trading
- Registered office
- Dunston Innovation Centre, Dunston Road, Chesterfield, Derbyshire, S41 8NG
- Nature of business
- Repair of other equipment
Senior Environmental Monitoring Limited is a 10-year-old private limited company registered in Chesterfield, company number 10130770, one of 85 machinery repair and installation companies in Chesterfield. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £59K (-368.2%) on the year before, to -£76K.
- Current assets of £65K against £93K owed within a year: 0.7 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | -£76K | £12K | £65K | £93K | 1 |
| 30 Apr 2024 | -£16K | £8,508 | £23K | £36K | 1 |
Where Senior Environmental Monitoring Limited is registered
The registered office is in Chesterfield (S41), in the Chesterfield local authority area, East Midlands. Show S41 8NG on a map.
Other trade companies in S41
- You Motors LtdMotor traders
- Lets Volt LimitedElectricians
- LD Flooring Group LtdFloor and wall tilers
- DB Power Solutions LtdMachinery repair and installation
- Atk Arb Maintenance LtdLandscapers and gardeners
- Convertspace LtdBuilders
- TGH Industrial Spray Services LtdPainters and decorators
- 3B'S Electrical LtdElectricians
Also registered at this address
4 other companies use the same registered office as Senior Environmental Monitoring Limited.
- All Seasons Roofing Services LtdRoofers
- Derbyshire Building Control Partnership LimitedSpecialist contractors
- Enhanced Design LtdJoiners and carpenters
- Span Engineering LtdSpecialist contractors
What happens if Senior Environmental Monitoring 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 31 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 10130770
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 April 2016 (10 years ago)
- Registered office
- Dunston Innovation Centre, Dunston Road, Chesterfield, Derbyshire, S41 8NG
- Nature of business
- Repair of other equipment (SIC 33190)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 17 April 2026
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.
- Short & Son Engineering Ltd2023
- Short Engineering Services Limited2007
- Sspool Ltd2025
- Star Emb Limited2006
- Starling Bus & Coaches Ltd2018
- The Power Service (Chesterfield) Limited2008
- TMD Electrical Limited2022
- Tunnicliffe Plant Solutions Ltd2026
All machinery repair and installation companies in Chesterfield · All trades in Chesterfield · Machinery repair and installation across the UK
Frequently asked questions
When are Senior Environmental Monitoring Limited's accounts due?
Senior Environmental Monitoring Limited's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Senior Environmental Monitoring Limited's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Senior Environmental Monitoring Limited still trading?
Senior Environmental Monitoring 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 Senior Environmental Monitoring Limited do?
Senior Environmental Monitoring Limited is registered under Repair of other equipment (SIC 33190).
How old is Senior Environmental Monitoring Limited?
Senior Environmental Monitoring Limited was incorporated on 18 April 2016, 10 years ago.
What is the penalty if Senior Environmental Monitoring 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 Senior Environmental Monitoring 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.