- Companies
- Groundworks and demolition
- Bishop Auckland
- JJ Groundworks (Northern) Limited
JJ Groundworks (Northern) Limited
- Company number
- 09042873
- Incorporated
- 16 May 201412 years trading
- Registered office
- 1 Hutton Close, South Church Enterprise Park, Bishop Auckland, DL14 6XG
- Nature of business
- Site preparation
JJ Groundworks (Northern) Limited is a 12-year-old private limited company registered in Bishop Auckland, company number 09042873, one of 10 groundworks and demolition companies in Bishop Auckland. 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 down £3,139 on the year before, to -£3,137.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £1,750 against £4,887 owed within a year: 0.4 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | -£3,137 | £1,750 | £4,887 | 1 | |
| 31 Mar 2024 | £2 | £2 | |||
| 31 Mar 2023 | £2 | £2 | 0 | ||
| 31 Mar 2022 | £131 | £3,672 | £3,541 | 0 | |
| 31 Mar 2021 | £2,139 | £6,244 | £3,305 | 2 | |
| 31 Mar 2020 | £3,178 | £9,925 | £5,947 | 2 | |
| 30 Mar 2020 | £3,178 | £9,925 | £5,947 | 2 | |
| 31 Mar 2019 | £950 | £5,786 | £4,136 | ||
| 31 Mar 2018 | £33 | £4,495 | £3,762 | ||
| 30 Mar 2018 | £33 | £4,495 | £3,762 |
Who runs and owns JJ Groundworks (Northern) Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| J*** P*** | Director | May 2014 |
4 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| S*** B*** | Director | Nov 2016 | Oct 2018 |
| J*** H*** | Director | May 2014 | Feb 2015 |
| D*** P*** | Director | Nov 2018 | Oct 2019 |
| C*** P*** | Director | Mar 2020 | May 2021 |
Person with significant control
Where JJ Groundworks (Northern) Limited is registered
The registered office is in Bishop Auckland (DL14), in the County Durham local authority area, North East. Show DL14 6XG on a map.
Other trade companies in DL14
- FJ Maintenance Ne LtdSpecialist contractors
- MTS Electrics LtdElectricians
- TMRC LtdSpecialist contractors
- Bishop Car Wash LtdCleaning companies
- Victory Roofing LtdRoofers
- Rend-Pro North East LimitedProperty developers
- Vickers Detailing LimitedCleaning companies
- Orchard Tree Care Services LtdLandscapers and gardeners
Shared registered office
62 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if JJ Groundworks (Northern) 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 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
- 09042873
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 May 2014 (12 years ago)
- Registered office
- 1 Hutton Close, South Church Enterprise Park, Bishop Auckland, DL14 6XG
- Nature of business
- Site preparation (SIC 43120)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 14 May 2026
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 Bishop Auckland
Other active groundworks and demolition companies registered in Bishop Auckland.
- R.E.G. Groundworks Ltd2025
- S Grimes Groundworks Ltd2017
- Acg Construction Northern Ltd2020
- C.Potts Groundworks Limited2014
- Century Demolition Ltd2021
- Clement Transport and Plant Ltd2026
- DT Groundworks Limited2014
- E I'anson Limited2009
All groundworks and demolition companies in Bishop Auckland · All trades in Bishop Auckland · Groundworks and demolition across the UK
Frequently asked questions
When are JJ Groundworks (Northern) Limited's accounts due?
JJ Groundworks (Northern) Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is JJ Groundworks (Northern) Limited'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 JJ Groundworks (Northern) Limited still trading?
JJ Groundworks (Northern) 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 JJ Groundworks (Northern) Limited do?
JJ Groundworks (Northern) Limited is registered under Site preparation (SIC 43120).
How old is JJ Groundworks (Northern) Limited?
JJ Groundworks (Northern) Limited was incorporated on 16 May 2014, 12 years ago.
Who runs JJ Groundworks (Northern) Limited?
JJ Groundworks (Northern) Limited has 1 active director, the longest-serving appointed in May 2014. Their names and service addresses are on the Companies House register.
Who owns JJ Groundworks (Northern) Limited?
One person or company has significant control of JJ Groundworks (Northern) Limited: an individual (owns 75% or more of the shares).
What is the penalty if JJ Groundworks (Northern) 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 JJ Groundworks (Northern) 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.