- Companies
- Cleaning companies
- Milton Keynes
- Neptune Professional Cleaning Ltd
Neptune Professional Cleaning Ltd
- Company number
- 17219371
- Incorporated
- 14 May 2026
- Registered office
- 21 Claydon House, Simpson Road, Milton Keynes, MK2 2DD
- Nature of business
- Other cleaning services
Neptune Professional Cleaning Ltd is a newly incorporated private limited company registered in Milton Keynes, company number 17219371, one of 247 cleaning companies in Milton Keynes. Its next accounts are due at Companies House on 14 February 2028, and its first CT600 is due at HMRC on 13 May 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.
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Where Neptune Professional Cleaning Ltd is registered
The registered office is in Milton Keynes (MK2), in the Milton Keynes local authority area, South East. Show MK2 2DD on a map.
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What happens if Neptune Professional 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 14 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 15 Feb 2028 to 14 Mar 2028 | £150 |
| 1 to 3 months late | 15 Mar 2028 to 14 May 2028 | £375 |
| 3 to 6 months late | 15 May 2028 to 14 Aug 2028 | £750 |
| More than 6 months late | From 15 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 17219371
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 May 2026
- Registered office
- 21 Claydon House, Simpson Road, Milton Keynes, MK2 2DD
- Nature of business
- Other cleaning services (SIC 81299)
- Year end
- 31 May (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 Milton Keynes
Other active cleaning companies registered in Milton Keynes.
- Nexa Cleaning Services Limited2025
- Nixon Cleaning Services (Milton Keynes) Ltd2019
- Oak Tree Car Valeting Centre Ltd2024
- Ochy Freshclean Service Limited2025
- Omoasam Limited2025
- Ooclean & Co Limited2024
- Optimum External Cleaning Services Limited2021
- Perfect M Solutions. Ltd2025
All cleaning companies in Milton Keynes · All trades in Milton Keynes · Cleaning companies across the UK
Frequently asked questions
When are Neptune Professional Cleaning Ltd's accounts due?
Neptune Professional Cleaning Ltd's next accounts are due at Companies House by 14 February 2028 (in 489 days), covering the period to 31 May 2027.
When is Neptune Professional 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 13 May 2027, due by 13 May 2028, and one for the period to 31 May 2027, due by 31 May 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Neptune Professional Cleaning Ltd still trading?
Neptune Professional 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 Neptune Professional Cleaning Ltd do?
Neptune Professional Cleaning Ltd is registered under Other cleaning services (SIC 81299).
How old is Neptune Professional Cleaning Ltd?
Neptune Professional Cleaning Ltd was incorporated on 14 May 2026, less than a year ago.
What is the penalty if Neptune Professional 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 Neptune Professional 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.