- Companies
- Machinery repair and installation
- Grimsby
- Synapse Electrical Services Limited
Synapse Electrical Services Limited
- Company number
- 10626877
- Incorporated
- 17 Feb 20179 years trading
- Registered office
- 39 Littlefield Lane, Grimsby, DN34 4NU
- Nature of business
- Repair of electrical equipment
Synapse Electrical Services Limited is a 9-year-old private limited company registered in Grimsby, company number 10626877, one of 70 machinery repair and installation companies in Grimsby. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £43K (+298.7%) on the year before, to £58K.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £58K | £22K | 1 | ||
| 31 Jan 2024 | £15K | £11K | £0 | 1 | |
| 31 Jan 2023 | £9,809 | £22K | £12K | 1 | |
| 31 Jan 2022 | £9,084 | £2,123 | £2,851 | 1 | |
| 31 Jan 2021 | £20K | £27K | £1,499 | 1 | |
| 31 Jan 2020 | £12K | £19K | £13K | 1 | |
| 31 Jan 2019 | £270 | £6,185 | £17K | 1 | |
| 31 Jul 2018 | £270 | £994 | £64 |
Where Synapse Electrical Services Limited is registered
The registered office is in Grimsby (DN34), in the North East Lincolnshire local authority area, Yorkshire and The Humber. Show DN34 4NU on a map.
Other trade companies in DN34
- Automodules LtdMachinery repair and installation
- Seven Stars Hand Car Wash LtdMechanics and garages
- Trotts Brickwork LtdBuilders
- Lifestyle Landscaping LtdLandscapers and gardeners
- A & NS Construction LtdBuilders
- Lincs Property Holdings LtdProperty developers
- Longclaw LimitedMachinery repair and installation
- Acn Services LtdCleaning companies
What happens if Synapse Electrical Services 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 10626877
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 February 2017 (9 years ago)
- Registered office
- 39 Littlefield Lane, Grimsby, DN34 4NU
- Nature of business
- Repair of electrical equipment (SIC 33140)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 16 February 2026
- Previous names
- Electrical & Control Systems Limited (until 3 Dec 2018)
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Grimsby
Other active machinery repair and installation companies registered in Grimsby.
- Szkarm Limited2025
- T4 Engineering Solutions Ltd2020
- Technical Solution House Ltd2012
- Therm Clad Solutions Limited2012
- U.K. Container Repairs Ltd2016
- WPTR Limited2014
- Ypg Strawberry Fields Ltd2016
- A & E Mechanical Limited2011
All machinery repair and installation companies in Grimsby · All trades in Grimsby · Machinery repair and installation across the UK
Frequently asked questions
When are Synapse Electrical Services Limited's accounts due?
Synapse Electrical Services Limited's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is Synapse Electrical Services Limited's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Synapse Electrical Services Limited still trading?
Synapse Electrical Services 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 Synapse Electrical Services Limited do?
Synapse Electrical Services Limited is registered under Repair of electrical equipment (SIC 33140).
How old is Synapse Electrical Services Limited?
Synapse Electrical Services Limited was incorporated on 17 February 2017, 9 years ago.
What is the penalty if Synapse Electrical Services 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 Synapse Electrical Services 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.