- Companies
- Groundworks and demolition
- Sheerness
- Southeastern Drilling Services Ltd
Southeastern Drilling Services Ltd
- Company number
- 07066906
- Incorporated
- 5 Nov 200916 years trading
- Registered office
- 55 Seathorpe Avenue, Minster on Sea, Sheerness, Kent, ME12 2LT
- Nature of business
- Test drilling and boring
Southeastern Drilling Services Ltd is a 16-year-old private limited company registered in Sheerness, company number 07066906, one of 6 groundworks and demolition companies in Sheerness. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £3,806 (+0.8%) on the year before, to £456K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £403K against £178K owed within a year: 2.3 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £456K | £197K | £403K | £178K | 2 |
| 30 Nov 2024 | £452K | £191K | £371K | £131K | 2 |
| 30 Nov 2023 | £438K | £236K | £389K | £140K | 2 |
| 30 Nov 2022 | £370K | £161K | £326K | £153K | 2 |
| 30 Nov 2021 | £351K | £87K | £322K | £141K | 3 |
| 30 Nov 2020 | £467K | £310K | £486K | £213K | 2 |
| 30 Nov 2019 | £443K | £216K | £415K | £193K | 2 |
| 30 Nov 2018 | £401K | £147K | £390K | £236K | 2 |
| 30 Nov 2017 | £455K | £88K | £410K | £230K | 2 |
| 30 Nov 2016 | £419K | £71K | £374K | £217K |
Where Southeastern Drilling Services Ltd is registered
The registered office is in Sheerness (ME12), in the Swale local authority area, South East. Show ME12 2LT on a map.
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What happens if Southeastern Drilling 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 07066906
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 November 2009 (16 years ago)
- Registered office
- 55 Seathorpe Avenue, Minster on Sea, Sheerness, Kent, ME12 2LT
- Nature of business
- Test drilling and boring (SIC 43130)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 5 November 2025
- 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 Sheerness
Other active groundworks and demolition companies registered in Sheerness.
- Gibbons Drilling Service and Site Investigation Ltd2023
- Invicta Building Limited2018
- James Parks Developments Limited2021
- Ju Drilling Limited2025
- Loxton (UK) Limited2008
All groundworks and demolition companies in Sheerness · All trades in Sheerness · Groundworks and demolition across the UK
Frequently asked questions
When are Southeastern Drilling Services Ltd's accounts due?
Southeastern Drilling Services Ltd's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is Southeastern Drilling Services Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Southeastern Drilling Services Ltd still trading?
Southeastern Drilling 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 Southeastern Drilling Services Ltd do?
Southeastern Drilling Services Ltd is registered under Test drilling and boring (SIC 43130).
How old is Southeastern Drilling Services Ltd?
Southeastern Drilling Services Ltd was incorporated on 5 November 2009, 16 years ago.
What is the penalty if Southeastern Drilling 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 Southeastern Drilling 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.