- Companies
- Finishing trades
- Derby
- Castle Installation Services Ltd
Castle Installation Services Ltd
- Company number
- 15363615
- Incorporated
- 20 Dec 20232 years trading
- Registered office
- Charlotte House Stanier Way, The Wyvern Business Park, Derby, DE21 6BF
- Nature of business
- Other building completion and finishing
Castle Installation Services Ltd is a 2-year-old private limited company registered in Derby, company number 15363615, one of 147 building finishing companies in Derby. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 April 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Where Castle Installation Services Ltd is registered
The registered office is in Derby (DE21), in the Derby local authority area, East Midlands. Show DE21 6BF on a map.
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Also registered at this address
23 other companies use the same registered office as Castle Installation Services Ltd.
- Acb Home Improvements LtdBuilders
- Castle Bedrooms LimitedFinishing trades
- Construction 24 LimitedBuilders
- CR Property Maintenance LimitedFacilities management
- Dell Ugo Maintenance Company LtdFacilities management
- DP Pipework Services LimitedPlumbers and heating engineers
- Element Properties LimitedBuilders
- Hawkins & Shepherd LimitedMechanics and garages
- J & K Developments LimitedProperty developers
- K P Conway LimitedSpecialist contractors
- Melbourne Developments LimitedBuilders
- Morley Plumbing Services LimitedPlumbers and heating engineers
- Ockbrook Construction LtdBuilders
- Parkview Properties (Derby) LimitedProperty developers
- Pavilion Nottingham Development Co LtdProperty developers
- Prime Construction Services (Derby) LimitedFinishing trades
- RDS Tiling LtdFloor and wall tilers
- Restoreo Surface Repairs LimitedFinishing trades
- S W Auto's (Service & Repairs) LimitedMechanics and garages
- S.O.S. Tyres & Autocare (Midlands) LtdMechanics and garages
- Smiths International Plumbing & Heating Ltd.Plumbers and heating engineers
- Taylormade Group LimitedProperty developers
- Wishbone Property Developments LimitedProperty developers
What happens if Castle Installation Services 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 31 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 15363615
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 December 2023 (2 years ago)
- Registered office
- Charlotte House Stanier Way, The Wyvern Business Park, Derby, DE21 6BF
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 19 December 2025
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Derby
Other active building finishing companies registered in Derby.
- Central Fencing Limited2020
- Charles Archer Brickwork Ltd2015
- Chima Construction Limited2016
- CJC Cladding and Roofing Ltd2021
- Classic Inside Out Limited2023
- Coppice Professional Ltd2012
- D.J. Pollard Limited2004
- Dave Woodward Building Services Ltd2019
All building finishing companies in Derby · All trades in Derby · Finishing trades across the UK
Frequently asked questions
When are Castle Installation Services Ltd's accounts due?
Castle Installation Services Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Castle Installation Services Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Castle Installation Services Ltd still trading?
Castle Installation Services 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 Castle Installation Services Ltd do?
Castle Installation Services Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Castle Installation Services Ltd?
Castle Installation Services Ltd was incorporated on 20 December 2023, 2 years ago.
What is the penalty if Castle Installation Services 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 Castle Installation Services 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.