- Companies
- Electricians
- St Albans
- Clark Electrical Services Limited
Clark Electrical Services Limited
- Company number
- 10074261
- Incorporated
- 21 Mar 201610 years trading
- Registered office
- 273-275 High Street, London Colney, St Albans, Hertfordshire, AL2 1HA
- Nature of business
- Electrical installation
Clark Electrical Services Limited is a 10-year-old private limited company registered in St Albans, company number 10074261, one of 14 electrical contractors in St Albans. Its next accounts are due at Companies House on 30 December 2026, and the CT600 for the period to 30 March 2026 is due at HMRC on 30 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 £321 (-39.6%) on the year before, to £490.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £97K against £92K owed within a year: 1.1 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 8 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £490 | £46 | £97K | £92K | 2 |
| 31 Mar 2024 | £811 | £5,013 | £83K | £78K | 2 |
| 31 Mar 2023 | £1,789 | £7,174 | £73K | £67K | 2 |
| 31 Mar 2022 | £443 | £864 | £59K | £51K | 2 |
| 31 Mar 2021 | £604 | £15K | £49K | £34K | 2 |
| 31 Mar 2019 | £9,718 | £24K | £49K | £40K | 2 |
| 31 Mar 2018 | £4,510 | £39K | £67K | £63K | 2 |
| 31 Mar 2017 | £324 | £14K | £34K | £34K | 2 |
Where Clark Electrical Services Limited is registered
The registered office is in St Albans (AL2), in the St Albans local authority area, East of England. Show AL2 1HA on a map.
Other trade companies in AL2
- Keris Ventures Limited LimitedFinishing trades
- Kelly Brickwork LimitedBuilders
- Aurora Electrical LtdElectricians
- Pillars Motors LimitedMotor traders
- Pride & Joy LtdFinishing trades
- Rowantree Developments Group LimitedProperty developers
- Herts Groundworks and Civils LtdGroundworks and demolition
- Meristem Developments LtdProperty developers
Also registered at this address
1 other company uses the same registered office as Clark Electrical Services Limited.
- ST Albans Electrical LtdElectricians
What happens if Clark 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 30 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2026 to 30 Jan 2027 | £150 |
| 1 to 3 months late | 31 Jan 2027 to 30 Mar 2027 | £375 |
| 3 to 6 months late | 31 Mar 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 | 31 Mar 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 | 30 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
- 10074261
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 March 2016 (10 years ago)
- Registered office
- 273-275 High Street, London Colney, St Albans, Hertfordshire, AL2 1HA
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 30 March 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 St Albans
Other active electrical contractors registered in St Albans.
- Connect Electrical (ST Albans) Ltd2014
- DB Electrical (London) Limited2005
- Electrical Technology UK Limited2006
- Electrotekk Limited2018
- Elvidge Limited2017
- Hawk Contracting Ltd2021
- Nassah Services Limited1997
- S.Miller Electrical Ltd2021
All electrical contractors in St Albans · All trades in St Albans · Electricians across the UK
Frequently asked questions
When are Clark Electrical Services Limited's accounts due?
Clark Electrical Services Limited's next accounts are due at Companies House by 30 December 2026 (in 79 days), covering the period to 30 March 2026.
When is Clark Electrical Services Limited's CT600 due?
The CT600 for the period to 30 March 2026 is due at HMRC by 30 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 December 2026.
Is Clark Electrical Services Limited still trading?
Clark 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 Clark Electrical Services Limited do?
Clark Electrical Services Limited is registered under Electrical installation (SIC 43210).
How old is Clark Electrical Services Limited?
Clark Electrical Services Limited was incorporated on 21 March 2016, 10 years ago.
What is the penalty if Clark 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 Clark 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.