- Companies
- Electricians
- Harrow
- Certified Renewable Solutions Limited
Certified Renewable Solutions Limited
- Company number
- 16087435
- Incorporated
- 18 Nov 20241 year trading
- Registered office
- 429-433 Pinner Road, Harrow, HA1 4HN
- Nature of business
- Electrical installation
Certified Renewable Solutions Limited is a 1-year-old private limited company registered in Harrow, company number 16087435, one of 200 electrical contractors in Harrow. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Certified Renewable Solutions LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Financial snapshot, 2026
From the balance sheet at 31 March 2026, as filed at Companies House.
Where Certified Renewable Solutions Limited is registered
The registered office is in Harrow (HA1), in the Harrow local authority area, London. Show HA1 4HN on a map.
Other trade companies in HA1
- Cabos Electrical LimitedElectricians
- Mia Maria Services LtdCleaning companies
- Ac Operations LtdScaffolders
- Verde Masters LtdLandscapers and gardeners
- Omega Works Group LtdLandscapers and gardeners
- Call 'Em LimitedPlumbers and heating engineers
- Swan Roofing Services LimitedRoofers
- DRV Property Solutions LtdPainters and decorators
Also registered at this address
1 other company uses the same registered office as Certified Renewable Solutions Limited.
- JSF Domestic Services LimitedCleaning companies
What happens if Certified Renewable Solutions 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
- 16087435
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 November 2024 (1 year ago)
- Registered office
- 429-433 Pinner Road, Harrow, HA1 4HN
- 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
- 29 January 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 Harrow
Other active electrical contractors registered in Harrow.
- CG Power Services Ltd2025
- Cherry & Jerry UK Ltd2022
- Chotalia Engineering Limited2016
- City Air Limited2004
- Class One Maintenance Services Limited2006
- Coliemore Electrical Services Limited2018
- Combined Electricals Limited1993
- Commercial Domestic Property Maintenance Ltd2021
All electrical contractors in Harrow · All trades in Harrow · Electricians across the UK
Frequently asked questions
When are Certified Renewable Solutions Limited's accounts due?
Certified Renewable Solutions Limited's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is Certified Renewable Solutions 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 Certified Renewable Solutions Limited still trading?
Certified Renewable Solutions 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 Certified Renewable Solutions Limited do?
Certified Renewable Solutions Limited is registered under Electrical installation (SIC 43210).
How old is Certified Renewable Solutions Limited?
Certified Renewable Solutions Limited was incorporated on 18 November 2024, 1 year ago.
What is the penalty if Certified Renewable Solutions 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 Certified Renewable Solutions 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.