- Companies
- Specialist contractors
- Hook
- Blacknight Construction Limited
Blacknight Construction Limited
- Company number
- 09133956
- Incorporated
- 16 Jul 201412 years trading
- Registered office
- Willan & Willan the Old Post Office, High Street, Hartley Wintney, Hook, Hampshire, RG27 8NZ
- Nature of business
- Other specialised construction activities n.e.c.
Blacknight Construction Limited is a 12-year-old private limited company registered in Hook, company number 09133956, one of 20 specialist construction companies in Hook. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Blacknight Construction LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £3,335 (-23.2%) on the year before, to £11K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £37K against £26K owed within a year: 1.4 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 |
|---|---|---|---|---|---|
| 31 Jul 2025 | £11K | £27K | £37K | £26K | 2 |
| 31 Jul 2024 | £14K | £38K | £39K | £25K | 2 |
| 31 Jul 2023 | £262 | £82K | £83K | £83K | 2 |
| 31 Jul 2022 | -£22K | £64K | £64K | £87K | 2 |
| 31 Jul 2021 | -£41K | £16K | £39K | £80K | 2 |
| 31 Jul 2020 | £760 | £34K | £79K | £78K | 2 |
| 31 Jul 2019 | £1,601 | £18K | £61K | £62K | 2 |
| 31 Jul 2018 | £1,343 | £28K | £29K | £33K | 1 |
| 31 Jul 2017 | -£2,216 | £8,465 | £12K | £22K | 2 |
| 31 Jul 2016 | -£9,393 | £9,470 | £20K | £30K |
Where Blacknight Construction Limited is registered
The registered office is in Hook (RG27), in the Hart local authority area, South East. Show RG27 8NZ on a map.
Other trade companies in RG27
- Clean Perfect LimitedCleaning companies
- Magnoloci LimitedProperty developers
- Hydra Site Services LtdMachinery repair and installation
- Goldridge Group LtdFinishing trades
- Small Works PCB LimitedBuilders
- Eshaness Procurement Advisory LtdCivil engineering
- The Original Box Sash Window Company LtdGroundworks and demolition
- H A Raggett Developments LimitedBuilders
Also registered at this address
1 other company uses the same registered office as Blacknight Construction Limited.
- Phoenix Green Garage LimitedMechanics and garages
What happens if Blacknight 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
- 09133956
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 July 2014 (12 years ago)
- Registered office
- Willan & Willan the Old Post Office, High Street, Hartley Wintney, Hook, Hampshire, RG27 8NZ
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 30 July 2026
- Previous names
- Blacknight Contruction Limited (until 18 Jul 2014)
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Hook
Other active specialist construction companies registered in Hook.
- Cast Contracting Limited1997
- CCL Construction (Group) Limited2013
- D. H. Water Gardens Limited1988
- Delta Offshore Engineering Services Ltd2020
- Ginny B Consulting Limited2016
- Inception Planning Limited2008
- J and A Markings Limited2014
- Jeto Limited2003
All specialist construction companies in Hook · All trades in Hook · Specialist contractors across the UK
Frequently asked questions
When are Blacknight Construction Limited's accounts due?
Blacknight 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 Blacknight 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 Blacknight Construction Limited still trading?
Blacknight 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 Blacknight Construction Limited do?
Blacknight Construction Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Blacknight Construction Limited?
Blacknight Construction Limited was incorporated on 16 July 2014, 12 years ago.
What is the penalty if Blacknight 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 Blacknight 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.