- Companies
- Electricians
- Haverhill
- SDG Electrical Contractors Ltd
SDG Electrical Contractors Ltd
- Company number
- 08405157
- Incorporated
- 15 Feb 201313 years trading
- Registered office
- 72 Roman Way, Roman Way, Haverhill, CB9 0NS
- Nature of business
- Electrical installation
SDG Electrical Contractors Ltd is a 13-year-old private limited company registered in Haverhill, company number 08405157, one of 20 electrical contractors in Haverhill. 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 down £23K (-80%) on the year before, to £5,773.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £188K against £82K owed within a year: 2.3 times cover.
- 6 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 Mar 2025 | £5,773 | £188K | £82K | 6 | |
| 31 Mar 2024 | £29K | £17K | £307K | £130K | 6 |
| 31 Mar 2023 | £166K | £299K | 4 | ||
| 31 Mar 2022 | £191K | £440K | 4 | ||
| 31 Mar 2021 | £49K | £529K | 2 | ||
| 31 Mar 2020 | £160K | £382K | |||
| 31 Mar 2019 | £72K | £375K | |||
| 31 Mar 2018 | £100K | £344K | |||
| 31 Mar 2017 | £30K | £226K | |||
| 31 Mar 2016 | £13K | £246 | £423K |
Public contracts won
SDG Electrical Contractors Ltd has one public sector contract award on record; the ones with their own published value total £66K (2024). Source: Contracts Finder and Find a Tender award notices.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Bedford Borough Council | Kempston Pool Boilers | £66K | 28 Jan 2024 |
Where SDG Electrical Contractors Ltd is registered
The registered office is in Haverhill (CB9), in the West Suffolk local authority area, East of England. Show CB9 0NS on a map.
Other trade companies in CB9
- Validate Pest Control LtdCleaning companies
- Priority Response Group LtdPlumbers and heating engineers
- Almoto LtdMechanics and garages
- Isimmons Electrical LtdElectricians
- Risbygate Estates LimitedBuilders
- Marshalls Plumbing and Heating LtdPlumbers and heating engineers
- Elite House Renovation & Cleaning LtdBuilders
- Berkshire Auto Group LimitedMotor traders
What happens if SDG Electrical Contractors Ltd 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
- 08405157
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 February 2013 (13 years ago)
- Registered office
- 72 Roman Way, Roman Way, Haverhill, CB9 0NS
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 2 July 2026
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 Haverhill
Other active electrical contractors registered in Haverhill.
- T J Archer Ltd2018
- Tempower Limited2007
- TFC Electrical Ltd2021
- The Elio Group Ltd2019
- Thronmoor Services Ltd2000
- A S T UK Electrical Services Ltd2013
- Able1 Resources Limited2008
- Ace Maintenance & Repairs Ltd2022
All electrical contractors in Haverhill · All trades in Haverhill · Electricians across the UK
Frequently asked questions
When are SDG Electrical Contractors Ltd's accounts due?
SDG Electrical Contractors Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is SDG Electrical Contractors Ltd'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 SDG Electrical Contractors Ltd still trading?
SDG Electrical Contractors Ltd 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 SDG Electrical Contractors Ltd do?
SDG Electrical Contractors Ltd is registered under Electrical installation (SIC 43210).
How old is SDG Electrical Contractors Ltd?
SDG Electrical Contractors Ltd was incorporated on 15 February 2013, 13 years ago.
Has SDG Electrical Contractors Ltd won public sector contracts?
Yes. SDG Electrical Contractors Ltd has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £66K), most recently from Bedford Borough Council.
What is the penalty if SDG Electrical Contractors Ltd 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 SDG Electrical Contractors Ltd 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.