- Companies
- Groundworks and demolition
- Chelmsford
- Endeavour Drilling Limited
Endeavour Drilling Limited
- Company number
- 07919019
- Incorporated
- 23 Jan 201214 years trading
- Registered office
- Unit 7 Mapledean Industrial Estate, Maldon Road Latchingdon, Chelmsford, Essex, CM3 6LG
- Nature of business
- Test drilling and boring
Endeavour Drilling Limited is a 14-year-old private limited company registered in Chelmsford, company number 07919019, one of 27 groundworks and demolition companies in Chelmsford. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £102K (+11.7%) on the year before, to £979K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £979K against £571K owed within a year: 1.7 times cover.
- 30 employees on average, up from 27 the year before.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £979K | £313K | £979K | £571K | 30 |
| 31 Jan 2025 | £876K | £436K | £851K | £550K | 27 |
| 31 Jan 2024 | £798K | £291K | £674K | £411K | 0 |
| 31 Jan 2023 | £699K | £264K | £616K | £470K | 23 |
| 31 Jan 2022 | £610K | £181K | £632K | £422K | 0 |
| 31 Jan 2021 | £498K | £355K | £647K | £291K | 25 |
| 31 Jan 2020 | £501K | £127K | £426K | £294K | 22 |
| 31 Jan 2019 | £541K | £147K | £439K | £324K | 21 |
| 31 Jan 2018 | £372K | £84K | £371K | £192K | 20 |
| 31 Jan 2017 | £335K | £105K | £432K | £284K |
Where Endeavour Drilling Limited is registered
The registered office is in Chelmsford (CM3), in the Maldon local authority area, East of England. Show CM3 6LG on a map.
Other trade companies in CM3
- CLS Groundworks LtdBuilders
- Proglaze Window & Door Fitters LtdGlaziers
- Wrenford Holdings LtdProperty developers
- Pinnacle Performance and Prestige LimitedMotor traders
- Corevent Fire Safety LtdElectricians
- Eaton Home Improvements and Development LtdSpecialist contractors
- Saunders Electrical LtdElectricians
- Ashcroft Vehicles LtdMotor traders
What happens if Endeavour Drilling 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 07919019
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 January 2012 (14 years ago)
- Registered office
- Unit 7 Mapledean Industrial Estate, Maldon Road Latchingdon, Chelmsford, Essex, CM3 6LG
- Nature of business
- Test drilling and boring (SIC 43130)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 23 January 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in Chelmsford
Other active groundworks and demolition companies registered in Chelmsford.
- Essex Demolition Contractors Limited1963
- Essex Floor Prep Limited2024
- FJ Groundworks Limited2018
- LBR Civils Ltd2019
- Mark Beaver Surveying Services Limited2003
- MB Crane Services Limited2018
- Meridian Soils Limited2000
- MHK Highways Limited2022
All groundworks and demolition companies in Chelmsford · All trades in Chelmsford · Groundworks and demolition across the UK
Frequently asked questions
When are Endeavour Drilling Limited's accounts due?
Endeavour Drilling Limited's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is Endeavour Drilling Limited's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Endeavour Drilling Limited still trading?
Endeavour Drilling 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 Endeavour Drilling Limited do?
Endeavour Drilling Limited is registered under Test drilling and boring (SIC 43130).
How old is Endeavour Drilling Limited?
Endeavour Drilling Limited was incorporated on 23 January 2012, 14 years ago.
What is the penalty if Endeavour Drilling 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 Endeavour Drilling 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.