- Companies
- Installers
- Darlington
- Borthwick Construction Limited
Borthwick Construction Limited
- Company number
- 12080933
- Incorporated
- 2 Jul 20197 years trading
- Registered office
- 34 Leach Grove, Darlington, Co. Durham, DL3 0TW
- Nature of business
- Other construction installation
Borthwick Construction Limited is a 7-year-old private limited company registered in Darlington, company number 12080933, one of 41 installation companies (insulation, lifts, shutters and similar) in Darlington. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 unchanged on the year before, at -£7,514.
- Net assets rose in 1 of 5 year-on-year comparisons on record.
- Current assets of £2 against £3,900 owed within a year: 0.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | -£7,514 | £2 | £3,900 | 0 | |
| 31 Jul 2024 | -£7,514 | £2 | £3,900 | 0 | |
| 31 Jul 2023 | -£7,514 | £2 | £3,900 | 0 | |
| 31 Jul 2022 | £1,750 | £5,567 | £7,419 | 1 | |
| 31 Jul 2021 | £5,308 | £3,277 | £622 | 1 | |
| 31 Jul 2020 | £676 | £20K | £20K | 1 |
Who runs and owns Borthwick Construction Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| D*** B*** | Director | Jul 2019 |
Person with significant control
Where Borthwick Construction Limited is registered
The registered office is in Darlington (DL3), in the Darlington local authority area, North East. Show DL3 0TW on a map.
Other trade companies in DL3
- Shine With Helen LtdCleaning companies
- RJB Consultants LtdInstallers
- Garry's Car Valeting LtdCleaning companies
- Go Elite Cleaning Services LtdCleaning companies
- BGP Property LtdProperty developers
- Frontier Energy Services LtdPlumbers and heating engineers
- Andrew Morgan Joinery LtdJoiners and carpenters
- Aburns Engineering LtdBuilders
What happens if Borthwick Construction 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 12080933
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 July 2019 (7 years ago)
- Registered office
- 34 Leach Grove, Darlington, Co. Durham, DL3 0TW
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 1 July 2026
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Darlington
Other active installation companies (insulation, lifts, shutters and similar) registered in Darlington.
- Chris Banks Windows Ltd2003
- CM Site Services Ltd2023
- D B Site Services Limited1998
- Darlington Door Services Limited1999
- Dorserve Limited2008
- Electronic Security Solutions Limited2000
- Elite Fencing & Property Maintenance Ltd2026
- Evry Building Solutions Limited2025
All installation companies (insulation, lifts, shutters and similar) in Darlington · All trades in Darlington · Installers across the UK
Frequently asked questions
When are Borthwick Construction Limited's accounts due?
Borthwick Construction Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Borthwick Construction Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Borthwick Construction Limited still trading?
Borthwick Construction 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 Borthwick Construction Limited do?
Borthwick Construction Limited is registered under Other construction installation (SIC 43290).
How old is Borthwick Construction Limited?
Borthwick Construction Limited was incorporated on 2 July 2019, 7 years ago.
Who runs Borthwick Construction Limited?
Borthwick Construction Limited has 1 active director, the longest-serving appointed in Jul 2019. Their names and service addresses are on the Companies House register.
Who owns Borthwick Construction Limited?
One person or company has significant control of Borthwick Construction Limited: an individual (owns 25% to 50% of the shares).
What is the penalty if Borthwick Construction 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 Borthwick Construction 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.