- Companies
- Electricians
- Bromley
- GJ Building Limited
GJ Building Limited
- Company number
- 06502371
- Incorporated
- 13 Feb 200818 years trading
- Registered office
- C/O Accountanova Ltd Bromley Old Town Hall, 30 Tweedy Road, Bromley, Kent, BR1 3FE
- Nature of business
- Electrical installation; Other construction installation
GJ Building Limited is a 18-year-old private limited company registered in Bromley, company number 06502371, one of 131 electrical contractors in Bromley. Its next accounts are due at Companies House on 28 December 2027, and the CT600 for the period to 28 March 2027 is due at HMRC on 28 March 2028.
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 £27K (+18%) on the year before, to £174K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £323K against £200K owed within a year: 1.6 times cover.
- 3 employees on average, up from 0 the year before.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Mar 2026 | £174K | £45K | £323K | £200K | 3 |
| 28 Mar 2025 | £147K | £133K | £278K | £17K | 0 |
| 28 Mar 2024 | £59K | £68K | £177K | £125K | 3 |
| 28 Mar 2023 | £58K | £28K | £300K | £232K | 2 |
| 28 Mar 2022 | £51K | £65K | £284K | £166K | 2 |
| 28 Mar 2021 | £21K | £164K | £314K | £201K | 2 |
| 28 Mar 2020 | £45K | £53K | £304K | £234K | 2 |
| 31 Mar 2019 | £82K | £4,785 | £489K | £415K | 3 |
| 31 Mar 2018 | £89K | £15K | £333K | £252K | 2 |
| 31 Mar 2017 | £104K | £56K | £369K | £284K | 3 |
Where GJ Building Limited is registered
The registered office is in Bromley (BR1), in the Bromley local authority area, London. Show BR1 3FE on a map.
Other trade companies in BR1
- Selvaa LimitedRepair services
- E.Esoteric LimitedElectricians
- Ideal Move Properties LimitedProperty developers
- Slick Moves London LtdMachinery repair and installation
- Greenwoods Home & Garden Services LimitedCleaning companies
- Primecroft Group LtdBuilders
- Rapid Emergency Plumbers London LtdPlumbers and heating engineers
- Faspen LtdCleaning companies
Also registered at this address
21 other companies use the same registered office as GJ Building Limited.
- A&J Telecoms LtdCivil engineering
- Advance Civils LimitedCivil engineering
- Andscape Design and Construction LtdLandscapers and gardeners
- Apex Gas Solutions LtdPlumbers and heating engineers
- Cox's Glass & Glazing LimitedGlaziers
- Cutty Sark MOT & Service Centre LimitedMechanics and garages
- D & P Potter Rigging Services LtdScaffolders
- Davies Miller Services LtdSpecialist contractors
- DM Epoxy Designs LtdFloor and wall tilers
- Emx Trading LimitedMotor traders
- Enox Glass LtdGlaziers
- Gjon HVAC LtdFinishing trades
- Glazeview Windows LimitedJoiners and carpenters
- GLS Heating LimitedPlumbers and heating engineers
- Hoggwell Building LtdProperty developers
- Inten LimitedPlumbers and heating engineers
- JJ Boorman Plumbing & Heating LtdPlumbers and heating engineers
- Jonabas Properties LimitedProperty developers
- M R Electrical & Property Services LimitedElectricians
- Perpetuity Properties LimitedProperty developers
- Wernham Hogg LimitedElectricians
What happens if GJ Building 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 28 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Dec 2027 to 28 Jan 2028 | £150 |
| 1 to 3 months late | 29 Jan 2028 to 28 Mar 2028 | £375 |
| 3 to 6 months late | 29 Mar 2028 to 28 Jun 2028 | £750 |
| More than 6 months late | From 29 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Mar 2028 | £200 |
| 3 months late | 28 Jun 2028 | another £200 |
| 6 months late | 28 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Mar 2029 | 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
- 06502371
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 February 2008 (18 years ago)
- Registered office
- C/O Accountanova Ltd Bromley Old Town Hall, 30 Tweedy Road, Bromley, Kent, BR1 3FE
- Nature of business
- Electrical installation (SIC 43210)
Other construction installation (SIC 43290) - Year end
- 28 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 March 2026
- Last confirmation statement
- 25 July 2026
- Charges (mortgages)
- 2 outstanding of 2 registered
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Bromley
Other active electrical contractors registered in Bromley.
- Goldline Electrical Ltd2023
- Great Rock Electrical Ltd2021
- Green Earth Electrical Limited2019
- Hayeswood Electrical Ltd2013
- Henderson Grehan Electrical Ltd2026
- Higgins Construction Services Ltd2015
- Hojo Signals Ltd2014
- Horsted Services Limited2002
All electrical contractors in Bromley · All trades in Bromley · Electricians across the UK
Frequently asked questions
When are GJ Building Limited's accounts due?
GJ Building Limited's next accounts are due at Companies House by 28 December 2027 (in 442 days), covering the period to 28 March 2027.
When is GJ Building Limited's CT600 due?
The CT600 for the period to 28 March 2027 is due at HMRC by 28 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 29 December 2027.
Is GJ Building Limited still trading?
GJ Building 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 GJ Building Limited do?
GJ Building Limited is registered under Electrical installation (SIC 43210); Other construction installation (SIC 43290).
How old is GJ Building Limited?
GJ Building Limited was incorporated on 13 February 2008, 18 years ago.
What is the penalty if GJ Building 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 GJ Building 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.