- Companies
- Electricians
- Seaham
- Mark Maw Electrical Ltd
Mark Maw Electrical Ltd
- Company number
- 17125331
- Incorporated
- 30 Mar 2026
- Registered office
- 17 Stephens Road, Murton, Seaham, SR7 9HA
- Nature of business
- Electrical installation
Mark Maw Electrical Ltd is a newly incorporated private limited company registered in Seaham, company number 17125331, one of 14 electrical contractors in Seaham. Its next accounts are due at Companies House on 30 December 2027, and its first CT600 is due at HMRC on 29 March 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
Is this your company?
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Where Mark Maw Electrical Ltd is registered
The registered office is in Seaham (SR7), in the County Durham local authority area, North East. Show SR7 9HA on a map.
Other trade companies in SR7
- Northeast Hygiene Solution LtdCleaning companies
- Wraccess LimitedElectricians
- GS Groundworks Ne LtdCivil engineering
- Alloy Wheel Studio LimitedMechanics and garages
- Leewoods Developments LtdProperty developers
- Parker Clarke Group LtdMachinery repair and installation
- Coast 2 Coast Builders LtdBuilders
- Technalight LtdElectricians
What happens if Mark Maw 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 30 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2027 to 30 Jan 2028 | £150 |
| 1 to 3 months late | 31 Jan 2028 to 30 Mar 2028 | £375 |
| 3 to 6 months late | 31 Mar 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 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
- 17125331
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 March 2026
- Registered office
- 17 Stephens Road, Murton, Seaham, SR7 9HA
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
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 Seaham
Other active electrical contractors registered in Seaham.
- Nala Engineers Limited1992
- RMH Lamps, Lighting & Electrical Limited2006
- Technalight Ltd2026
- W W Brazell Limited1936
- Wraccess Limited2026
- Zone Fire & Security Ltd2010
- Cdy Electrical Contractors Ltd2026
- Compound Joinery Ltd2020
All electrical contractors in Seaham · All trades in Seaham · Electricians across the UK
Frequently asked questions
When are Mark Maw Electrical Ltd's accounts due?
Mark Maw Electrical Ltd's next accounts are due at Companies House by 30 December 2027 (in 444 days), covering the period to 31 March 2027.
When is Mark Maw Electrical Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 29 March 2027, due by 29 March 2028, and one for the period to 31 March 2027, due by 31 March 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Mark Maw Electrical Ltd still trading?
Mark Maw 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 Mark Maw Electrical Ltd do?
Mark Maw Electrical Ltd is registered under Electrical installation (SIC 43210).
How old is Mark Maw Electrical Ltd?
Mark Maw Electrical Ltd was incorporated on 30 March 2026, less than a year ago.
What is the penalty if Mark Maw 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 Mark Maw 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.