- Companies
- Electricians
- Redhill
- Watts Up Sparks Limited
Watts Up Sparks Limited
- Company number
- 10420176
- Incorporated
- 11 Oct 201610 years trading
- Registered office
- C/O A4C - Wis Accountancy Raven House, 29 Linkfield Lane, Redhill, Surrey, RH1 1SS
- Nature of business
- Electrical installation
Watts Up Sparks Limited is a 10-year-old private limited company registered in Redhill, company number 10420176, one of 74 electrical contractors in Redhill. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 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 down £103 (-13.3%) on the year before, to £672.
- Current assets of £19K against £19K owed within a year: 1.0 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 3 years, 2024 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £672 | £19K | £19K | 2 | |
| 31 Mar 2025 | £775 | £18K | £19K | 2 | |
| 31 Mar 2024 | £220 | £26K | £26K | 2 |
Where Watts Up Sparks Limited is registered
The registered office is in Redhill (RH1), in the Reigate and Banstead local authority area, South East. Show RH1 1SS on a map.
Other trade companies in RH1
- Willows Property Services LtdCleaning companies
- Rustic Civil LtdBuilders
- Redmeres LtdInstallers
- CTC Maintenance Services LtdPainters and decorators
- Mercury Mechanical LimitedElectricians
- Gotoroofingandguttering LtdRoofers
- Fine Cut Carpentry and Construction LimitedInstallers
- Sixes Carpentry LimitedJoiners and carpenters
Also registered at this address
9 other companies use the same registered office as Watts Up Sparks Limited.
- Autoteck Accessories Ltd.Mechanics and garages
- Chase Developments (Surrey) LtdProperty developers
- Comfort Heating Wimbledon LtdPlumbers and heating engineers
- Dan Bartlett Electrical LimitedElectricians
- Dna Project Management LimitedBuilders
- Lindsay Wilkinson Systems LimitedCivil engineering
- M.B Plumbing and Heating Solutions LtdPlumbers and heating engineers
- MB Window Cleaning Services LtdCleaning companies
- O’Doyle’S Bodyshop LimitedMechanics and garages
What happens if Watts Up Sparks 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 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
- 10420176
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 October 2016 (10 years ago)
- Registered office
- C/O A4C - Wis Accountancy Raven House, 29 Linkfield Lane, Redhill, Surrey, RH1 1SS
- 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 2026
- Last confirmation statement
- 6 December 2025
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 Redhill
Other active electrical contractors registered in Redhill.
- A.M.P. Electrical Contractors & Engineers (S.E.) Limited2004
- A.M.P. Electrical Contractors and Engineers Limited2002
- Altera Ltd2025
- Amie Electro Limited2019
- Aston Dove Limited1988
- Battlebridge Maintenance Services (Group) Ltd2025
- Battlebridge Maintenance Services (Installations) Ltd2025
- Battlebridge Maintenance Services (London) Ltd2025
All electrical contractors in Redhill · All trades in Redhill · Electricians across the UK
Frequently asked questions
When are Watts Up Sparks Limited's accounts due?
Watts Up Sparks Limited's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is Watts Up Sparks Limited's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Watts Up Sparks Limited still trading?
Watts Up Sparks 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 Watts Up Sparks Limited do?
Watts Up Sparks Limited is registered under Electrical installation (SIC 43210).
How old is Watts Up Sparks Limited?
Watts Up Sparks Limited was incorporated on 11 October 2016, 10 years ago.
What is the penalty if Watts Up Sparks 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 Watts Up Sparks 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.