- Company number
- 08965517
- Incorporated
- 28 Mar 201412 years trading
- Registered office
- C/O Asml College House, 17 King Edwards Road, Ruislip, HA4 7AE
- Nature of business
- Construction of domestic buildings; Activities of construction holding companies
Shellen Holdings Limited is a 12-year-old private limited company registered in Ruislip, company number 08965517, one of 161 building contractors in Ruislip. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 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 rose in 3 of 7 year-on-year comparisons on record.
- Current assets of £7.3M against £78K owed within a year: more than 10 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £7.2M | £1.2M | £7.3M | £78K | 0 |
| 31 Mar 2024 | 2 | ||||
| 31 Mar 2023 | £7.5M | £5.1M | £9.8M | £2.3M | 2 |
| 31 Mar 2022 | £6.9M | £9.4M | £2.5M | 2 | |
| 31 Mar 2021 | £2.9M | £2.9M | £10K | 2 | |
| 31 Mar 2020 | £2 | £2 | |||
| 1 Apr 2019 | £2 | £2 | |||
| 31 Mar 2019 | £2 | £2 | |||
| 1 Apr 2018 | £2 | £2 | |||
| 31 Mar 2018 | £2 | £2 |
Where Shellen Holdings Limited is registered
The registered office is in Ruislip (HA4), in the Hillingdon local authority area, London. Show HA4 7AE on a map.
Other trade companies in HA4
- SSC London LtdGroundworks and demolition
- DCR Industriltdal LtdPainters and decorators
- Katardino Monten for General Contracting and Supplies LtdCivil engineering
- Apex Build & Move LtdBuilders
- Ridgeway Building Contracts LimitedProperty developers
- Azya Farah LtdBuilders
- Howdens Roofing & Guttering LimitedRoofers
- Vetro Glazing LimitedGlaziers
Also registered at this address
14 other companies use the same registered office as Shellen Holdings Limited.
- Blythe Cox LtdProperty developers
- Byrne Engineering & Construction LimitedCivil engineering
- GPM Build LtdProperty developers
- Hartnett Plumbing LtdPlumbers and heating engineers
- Highpoint Carpentry & Joinery LimitedJoiners and carpenters
- JW Home Improvements LimitedInstallers
- Mummery and Mummery LtdRoofers
- Mummery and Mummery Renewables LtdElectricians
- PWP Visuals LtdSpecialist contractors
- Shellen Construction LimitedInstallers
- Shield Fire Protection Services LimitedElectricians
- Static Electrical Services LimitedElectricians
- UK Blinds Direct LimitedInstallers
- Vicklen LtdElectricians
What happens if Shellen Holdings 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 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 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 | 1 Apr 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 | 31 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
- 08965517
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 March 2014 (12 years ago)
- Registered office
- C/O Asml College House, 17 King Edwards Road, Ruislip, HA4 7AE
- Nature of business
- Construction of domestic buildings (SIC 41202)
Activities of construction holding companies (SIC 64203) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 28 March 2026
- Previous names
- Shellen Developments Limited (until 22 Oct 2020)
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Ruislip
Other active building contractors registered in Ruislip.
- Simba Construction and Design Ltd2025
- Skerry 2 Ltd2017
- SLS Property Renovations Limited2026
- Smxas Ltd2021
- Solid Construction Limited2026
- Solid Timber Wood Flooring Ltd2018
- Stanwell Construction Ltd2022
- Stonebase Paving Limited2006
All building contractors in Ruislip · All trades in Ruislip · Builders across the UK
Frequently asked questions
When are Shellen Holdings Limited's accounts due?
Shellen Holdings Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Shellen Holdings Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Shellen Holdings Limited still trading?
Shellen Holdings 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 Shellen Holdings Limited do?
Shellen Holdings Limited is registered under Construction of domestic buildings (SIC 41202); Activities of construction holding companies (SIC 64203).
How old is Shellen Holdings Limited?
Shellen Holdings Limited was incorporated on 28 March 2014, 12 years ago.
What is the penalty if Shellen Holdings 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 Shellen Holdings 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.