- Companies
- Cleaning companies
- Ilkley
- Keystone Site Cleaning Ltd
Keystone Site Cleaning Ltd
- Company number
- 17170933
- Incorporated
- 20 Apr 2026
- Registered office
- 9 Keats House, Blackthorn Road, Ilkley, LS29 8UR
- Nature of business
- Specialised cleaning services
Keystone Site Cleaning Ltd is a newly incorporated private limited company registered in Ilkley, company number 17170933, one of 14 cleaning companies in Ilkley. Its next accounts are due at Companies House on 20 January 2028, and its first CT600 is due at HMRC on 19 April 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
Is this your company?
File the first 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 Keystone Site Cleaning LtdOr 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.
Where Keystone Site Cleaning Ltd is registered
The registered office is in Ilkley (LS29), in the Bradford local authority area, Yorkshire and The Humber. Show LS29 8UR on a map.
Other trade companies in LS29
- Nextgen Pest Control LtdCleaning companies
- BHG Holdings 005002 LimitedProperty developers
- West Chevin Electrical LtdElectricians
- Milwood Property LimitedProperty developers
- TB Landscaping LtdLandscapers and gardeners
- Zeus Ev LtdElectricians
- Brabiner Construction LtdBuilders
- Orva Geospatial LtdSpecialist contractors
What happens if Keystone Site Cleaning 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 20 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 21 Jan 2028 to 20 Feb 2028 | £150 |
| 1 to 3 months late | 21 Feb 2028 to 20 Apr 2028 | £375 |
| 3 to 6 months late | 21 Apr 2028 to 20 Jul 2028 | £750 |
| More than 6 months late | From 21 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 17170933
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 April 2026
- Registered office
- 9 Keats House, Blackthorn Road, Ilkley, LS29 8UR
- Nature of business
- Specialised cleaning services (SIC 81222)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in Ilkley
Other active cleaning companies registered in Ilkley.
- L T Cleaning Services Limited2003
- M.J. Hodgson Limited2002
- Multi-Task Cleaning Limited2009
- Nextgen Pest Control Ltd2026
- PS Eco Systems Ltd2013
- Sunrise Domestic Cleaning Limited2019
- Timesavers Home Services Limited2011
- Vector Pest Control Limited2026
All cleaning companies in Ilkley · All trades in Ilkley · Cleaning companies across the UK
Frequently asked questions
When are Keystone Site Cleaning Ltd's accounts due?
Keystone Site Cleaning Ltd's next accounts are due at Companies House by 20 January 2028 (in 464 days), covering the period to 30 April 2027.
When is Keystone Site Cleaning Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 19 April 2027, due by 19 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Keystone Site Cleaning Ltd still trading?
Keystone Site Cleaning 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 Keystone Site Cleaning Ltd do?
Keystone Site Cleaning Ltd is registered under Specialised cleaning services (SIC 81222).
How old is Keystone Site Cleaning Ltd?
Keystone Site Cleaning Ltd was incorporated on 20 April 2026, less than a year ago.
What is the penalty if Keystone Site Cleaning 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 Keystone Site Cleaning 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.