- Companies
- Facilities management
- Birmingham
- Diamonds Operations Ltd
Diamonds Operations Ltd
- Company number
- 17138699
- Incorporated
- 7 Apr 2026
- Registered office
- 48 Norfolk Road, Erdington, Birmingham, B23 6NB
- Nature of business
- Combined facilities support activities
Diamonds Operations Ltd is a newly incorporated private limited company registered in Birmingham, company number 17138699, one of 104 facilities management companies in Birmingham. Its next accounts are due at Companies House on 7 January 2028, and its first CT600 is due at HMRC on 6 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 Diamonds Operations 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 Diamonds Operations Ltd is registered
The registered office is in Birmingham (B23), in the Birmingham local authority area, West Midlands. Show B23 6NB on a map.
Other trade companies in B23
- C27 Premium Motors LtdMotor traders
- Jimmy Blinds Birmingham LtdRepair services
- MDH Autocare LtdMechanics and garages
- Royale Wholesale Tyres LtdMechanics and garages
- Spotless Cleanpro LtdCleaning companies
- Marok Brothers Construction (WM) LtdSpecialist contractors
- Premium Property Care LimitedPlasterers
- Pfec Property Maintenance LtdSpecialist contractors
Also registered at this address
2 other companies use the same registered office as Diamonds Operations Ltd.
- DCC Long Haul LtdMotor traders
- T.R.S Construct LtdBuilders
What happens if Diamonds Operations 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 7 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 8 Jan 2028 to 7 Feb 2028 | £150 |
| 1 to 3 months late | 8 Feb 2028 to 7 Apr 2028 | £375 |
| 3 to 6 months late | 8 Apr 2028 to 7 Jul 2028 | £750 |
| More than 6 months late | From 8 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
- 17138699
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 April 2026
- Registered office
- 48 Norfolk Road, Erdington, Birmingham, B23 6NB
- Nature of business
- Combined facilities support activities (SIC 81100)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for facilities management companies
Facilities management companies usually invoice on contract, so accrued income and deferred income matter at the year end.
Similar companies in Birmingham
Other active facilities management companies registered in Birmingham.
- Dusk Til Dawn Integrated Services Ltd2026
- E James & Co Limited2025
- Emerald Property Management Group Ltd2023
- Excelsior Facilities Management Ltd2021
- Facilities Support 24 7 Ltd2020
- Fate FM Limited2024
- Floristry and Co Limited2025
- Food Management Services Limited2021
All facilities management companies in Birmingham · All trades in Birmingham · Facilities management across the UK
Frequently asked questions
When are Diamonds Operations Ltd's accounts due?
Diamonds Operations Ltd's next accounts are due at Companies House by 7 January 2028 (in 451 days), covering the period to 30 April 2027.
When is Diamonds Operations 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 6 April 2027, due by 6 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 Diamonds Operations Ltd still trading?
Diamonds Operations 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 Diamonds Operations Ltd do?
Diamonds Operations Ltd is registered under Combined facilities support activities (SIC 81100).
How old is Diamonds Operations Ltd?
Diamonds Operations Ltd was incorporated on 7 April 2026, less than a year ago.
What is the penalty if Diamonds Operations 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 Diamonds Operations 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.