- Companies
- Specialist contractors
- Keston
- JJ Locksmiths Limited
JJ Locksmiths Limited
- Company number
- 09513631
- Incorporated
- 27 Mar 201511 years trading
- Registered office
- 5 Oakley Drive, Keston, Kent, BR2 8PL
- Nature of business
- Other specialised construction activities n.e.c.
JJ Locksmiths Limited is a 11-year-old private limited company registered in Keston, company number 09513631, one of 6 specialist construction companies in Keston. 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 up £7,963 (+20.2%) on the year before, to £47K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £716 against £36K owed within a year: 0.0 times cover.
- 1 employee on average, down from 2 the year before.
- 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 Mar 2025 | £47K | £716 | £36K | 1 | |
| 31 Mar 2024 | £39K | £10K | £33K | 2 | |
| 31 Mar 2023 | £38K | £20K | 1 | ||
| 31 Mar 2022 | -£15K | £6,619 | £4,263 | 2 | |
| 31 Mar 2021 | -£16K | £10K | £3,298 | 2 | |
| 31 Mar 2020 | £752 | £9,000 | £8,248 | 2 | |
| 31 Mar 2019 | £296 | £11K | £11K | 2 | |
| 31 Mar 2018 | £2,772 | £100 | £2,672 | 2 | |
| 31 Mar 2017 | £1,417 | £11K | £9,223 | ||
| 31 Mar 2016 | £13K | £14K | £17K | £3,286 |
Where JJ Locksmiths Limited is registered
The registered office is in Keston (BR2), in the Bromley local authority area, London. Show BR2 8PL on a map.
Other trade companies in BR2
- Paton Floors LtdBuilders
- Mechanically Connected LtdMotor traders
- Quality Traffic Management LtdMachinery repair and installation
- RJC Surveying LimitedProperty developers
- Ac Electrical E LtdElectricians
- Horizon One Building Services LtdBuilders
- Bermont Homes LimitedProperty developers
- Castle Lion Property Services LtdFacilities management
What happens if JJ Locksmiths 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
- 09513631
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 March 2015 (11 years ago)
- Registered office
- 5 Oakley Drive, Keston, Kent, BR2 8PL
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 20 March 2026
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 Keston
Other active specialist construction companies registered in Keston.
- Titan Restoration & Repairs Limited2009
- Bruin & Co Limited2024
- CW Repairs Limited2021
- Ingenium Construction Consultancy Ltd2013
- JGD1 Building Services Limited2022
All specialist construction companies in Keston · All trades in Keston · Specialist contractors across the UK
Frequently asked questions
When are JJ Locksmiths Limited's accounts due?
JJ Locksmiths Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is JJ Locksmiths 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 Locksmiths Limited still trading?
JJ Locksmiths 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 Locksmiths Limited do?
JJ Locksmiths Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is JJ Locksmiths Limited?
JJ Locksmiths Limited was incorporated on 27 March 2015, 11 years ago.
What is the penalty if JJ Locksmiths 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 Locksmiths 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.