- Companies
- Electricians
- Grantham
- S McMillan Electrical Ltd
S McMillan Electrical Ltd
- Company number
- 15410087
- Incorporated
- 13 Jan 20242 years trading
- Registered office
- 16 Mercia Drive, Ancaster, Grantham, NG32 3QQ
- Nature of business
- Electrical installation
S McMillan Electrical Ltd is a 2-year-old private limited company registered in Grantham, company number 15410087, one of 35 electrical contractors in Grantham. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 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 £4,471 (+53%) on the year before, to £13K.
- Current assets of £8,951 against £26K owed within a year: 0.3 times cover.
- 2 employees on average, up from 1 the year before.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £13K | £8,951 | £26K | 2 | |
| 31 Jan 2025 | £8,428 | £22K | £26K | 1 |
Where S McMillan Electrical Ltd is registered
The registered office is in Grantham (NG32), in the South Kesteven local authority area, East Midlands. Show NG32 3QQ on a map.
Other trade companies in NG32
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- Desired Landscaping Outdoor Living and Lighting LtdLandscapers and gardeners
- Westwoods Property Services LtdPlumbers and heating engineers
- Barkston Car Wash LimitedCleaning companies
- Bwdcivils LimitedCivil engineering
- Allen American Classics LimitedMechanics and garages
- Amarga Construction LtdSpecialist contractors
What happens if S McMillan Electrical 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 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 15410087
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 January 2024 (2 years ago)
- Registered office
- 16 Mercia Drive, Ancaster, Grantham, NG32 3QQ
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 2 September 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 Grantham
Other active electrical contractors registered in Grantham.
- SD Property Maintenance Limited2017
- Six7 Contracts Ltd2025
- Solar Forever Ltd2024
- Trevor Allen Electrical Limited2003
- Wakley Electrical Limited2002
- Wicks Electrical Services Ltd2015
- 4Forty3Three Electrical Limited2020
- Aas Electrical Group Ltd2025
All electrical contractors in Grantham · All trades in Grantham · Electricians across the UK
Frequently asked questions
When are S McMillan Electrical Ltd's accounts due?
S McMillan Electrical Ltd's next accounts are due at Companies House by 31 October 2027 (in 383 days), covering the period to 31 January 2027.
When is S McMillan Electrical Ltd's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is S McMillan Electrical Ltd still trading?
S McMillan Electrical 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 S McMillan Electrical Ltd do?
S McMillan Electrical Ltd is registered under Electrical installation (SIC 43210).
How old is S McMillan Electrical Ltd?
S McMillan Electrical Ltd was incorporated on 13 January 2024, 2 years ago.
What is the penalty if S McMillan Electrical 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 S McMillan Electrical 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.