- Companies
- Electricians
- Billericay
- Redblue Energy UK Limited
Redblue Energy UK Limited
- Company number
- 03573955
- Incorporated
- 2 Jun 199828 years trading
- Registered office
- First Floor, 39 High Street, Billericay, Essex, CM12 9BA
- Nature of business
- Electrical installation; Plumbing, heat and air-conditioning installation
Redblue Energy UK Limited is a 28-year-old private limited company registered in Billericay, company number 03573955, one of 85 electrical contractors in Billericay. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £20K (-8.2%) on the year before, to -£269K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £184K against £423K owed within a year: 0.4 times cover.
- 5 employees on average, up from 3 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 Aug 2025 | -£269K | £184K | £423K | 5 | |
| 31 Aug 2024 | -£249K | £143K | £351K | 3 | |
| 31 Aug 2023 | -£258K | £120K | £307K | 3 | |
| 31 Aug 2022 | -£261K | £119K | £334K | 3 | |
| 31 Aug 2021 | -£190K | £138K | £293K | 3 | |
| 31 Aug 2020 | -£82K | £170K | £229K | 4 | |
| 31 Aug 2019 | -£12K | £158K | £108K | ||
| 31 Aug 2018 | -£7,320 | £98K | £43K | ||
| 31 Aug 2017 | -£47K | £52K | £114K | ||
| 31 Aug 2016 | -£19K | £309K | £349K |
Where Redblue Energy UK Limited is registered
The registered office is in Billericay (CM12), in the Basildon local authority area, East of England. Show CM12 9BA on a map.
Other trade companies in CM12
- White and Lands LtdProperty developers
- Russell Property Services LimitedPlumbers and heating engineers
- Teddy George Cars LtdMotor traders
- Hallmark Care Homes Developments (No.3) LimitedProperty developers
- SSD Professional Cleaning LtdCleaning companies
- Hallmark Care Homes (Rainbow 4) LimitedBuilders
- Xlinks 1 Auxiliary Equipment No.2 LimitedProperty developers
- Xlinks 1 Auxiliary Equipment No.3 LimitedProperty developers
Also registered at this address
22 other companies use the same registered office as Redblue Energy UK Limited.
- Alan Osuoha LimitedCivil engineering
- Bliss Eco Energy LimitedElectricians
- Bliss Electrical LimitedElectricians
- Bullseye Cleaning LtdCleaning companies
- Countywide Decor LimitedPainters and decorators
- D.J.B. Services LtdElectricians
- Eclipse Civil Engineering LimitedCivil engineering
- Eclipse Construction LtdGroundworks and demolition
- Eclipse Plant Hire LimitedSpecialist contractors
- Firth Bros. (Heating & Home Improvements) LimitedPlumbers and heating engineers
- Floor Technologies (UK) LtdFloor and wall tilers
- Holt & Co LimitedSpecialist contractors
- LJP Professional Services LtdCivil engineering
- LTG Domestic Appliances LimitedRepair services
- MB Gardens LimitedLandscapers and gardeners
- MC Construction Management LtdBuilders
- NSL Plumbing LtdPlumbers and heating engineers
- Production Line Maintenance LimitedElectricians
- Railtech Innovations LimitedCivil engineering
- Stapleton Building Services LimitedElectricians
- West 1 Contracts (Interiors) LtdCivil engineering
- West 1 Contracts LimitedCivil engineering
What happens if Redblue Energy UK 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 03573955
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 June 1998 (28 years ago)
- Registered office
- First Floor, 39 High Street, Billericay, Essex, CM12 9BA
- Nature of business
- Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220) - Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 2 June 2026
- Previous names
- Oak Tree Electrical Design Limited (until 11 Aug 2010)
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 Billericay
Other active electrical contractors registered in Billericay.
- RGJ Electrical Ltd2020
- RMB Electrical & Testing Ltd2011
- Roco Services Ltd2015
- RSC Electrical Contractors Limited2006
- S.K.D. Electrical Contractors UK Limited2009
- Signal Security Limited2001
- SJK (E & M) Site Services Limited2014
- Sphinx Electrical Ltd2000
All electrical contractors in Billericay · All trades in Billericay · Electricians across the UK
Frequently asked questions
When are Redblue Energy UK Limited's accounts due?
Redblue Energy UK Limited's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Redblue Energy UK Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Redblue Energy UK Limited still trading?
Redblue Energy UK 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 Redblue Energy UK Limited do?
Redblue Energy UK Limited is registered under Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Redblue Energy UK Limited?
Redblue Energy UK Limited was incorporated on 2 June 1998, 28 years ago.
What is the penalty if Redblue Energy UK 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 Redblue Energy UK 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.