- Companies
- Groundworks and demolition
- Plymouth
- Ace of Diamonds Limited
Ace of Diamonds Limited
- Company number
- 05709346
- Incorporated
- 14 Feb 200620 years trading
- Registered office
- 6 Houndiscombe Road, Plymouth, Devon, PL4 6HH
- Nature of business
- Test drilling and boring
Ace of Diamonds Limited is a 20-year-old private limited company registered in Plymouth, company number 05709346, one of 11 groundworks and demolition companies in Plymouth. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 down £40K (-16.4%) on the year before, to £205K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £261K against £92K owed within a year: 2.8 times cover.
- 11 employees on average, up from 9 the year before.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £205K | £56K | £261K | £92K | 11 |
| 31 Mar 2025 | £245K | £74K | £269K | £65K | 9 |
| 31 Mar 2024 | £259K | £77K | £303K | £84K | 11 |
| 31 Mar 2023 | £312K | £86K | £355K | £62K | 11 |
| 31 Mar 2022 | £243K | £78K | £289K | £69K | 9 |
| 31 Mar 2021 | £236K | £74K | £290K | £66K | 9 |
| 31 Mar 2020 | £199K | £21K | £212K | £78K | 10 |
| 31 Mar 2019 | £182K | £26K | £226K | £105K | 11 |
| 31 Mar 2018 | £137K | £8,346 | £190K | £105K | 11 |
| 31 Mar 2017 | £83K | £75 | £157K | £112K | 11 |
Who runs and owns Ace of Diamonds Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| C*** C*** | Director | Feb 2006 |
| P*** C*** | Director | Feb 2006 |
| P*** C*** | Secretary | Feb 2006 |
4 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| Waterlow Secretaries Limited | Corporate Nominee Secretary | Feb 2006 | Feb 2006 |
| J*** C*** | Director | Feb 2006 | Apr 2009 |
| P*** C*** | Director | Feb 2006 | Apr 2009 |
| Waterlow Nominees Limited | Nominee director (company) | Feb 2006 | Feb 2006 |
People with significant control (2)
Charges (secured borrowing)
2 of 2 registered charges are outstanding. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| Unimains Limited | Outstanding | Apr 2007 |
| HSBC Bank PLC | Outstanding | Mar 2006 |
Where Ace of Diamonds Limited is registered
The registered office is in Plymouth (PL4), in the Plymouth local authority area, South West. Show PL4 6HH on a map.
Other trade companies in PL4
- Plymouth Cars SW LtdMotor traders
- Lita Formwork & Construction LtdBuilders
- Payless 1 LtdMechanics and garages
- Algar Developments LimitedJoiners and carpenters
- RJ Used Vehicles LtdMotor traders
- Commercialgasservices (ŚW) LtdPlumbers and heating engineers
- A.A.M Transport LtdSpecialist contractors
- Universe Investment Group (Market Street) LimitedProperty developers
Shared registered office
42 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Ace of Diamonds 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 05709346
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 February 2006 (20 years ago)
- Registered office
- 6 Houndiscombe Road, Plymouth, Devon, PL4 6HH
- Nature of business
- Test drilling and boring (SIC 43130)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 14 February 2026
- Charges (mortgages)
- 2 outstanding of 2 registered
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in Plymouth
Other active groundworks and demolition companies registered in Plymouth.
- D J Curtis & Son Limited2009
- D W Landscaping and Groundworks Limited2020
- Diamond Drilling Services (SW) Limited2013
- J S Murrain & Sons Limited2005
- M & M Steel Fixings South West Limited2014
- May Groundworks Ltd2026
- Stanlo Construction Limited2023
- Torbay Groundworks Ltd2025
All groundworks and demolition companies in Plymouth · All trades in Plymouth · Groundworks and demolition across the UK
Frequently asked questions
When are Ace of Diamonds Limited's accounts due?
Ace of Diamonds Limited's next accounts are due at Companies House by 31 December 2027 (in 443 days), covering the period to 31 March 2027.
When is Ace of Diamonds Limited's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Ace of Diamonds Limited still trading?
Ace of Diamonds 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 Ace of Diamonds Limited do?
Ace of Diamonds Limited is registered under Test drilling and boring (SIC 43130).
How old is Ace of Diamonds Limited?
Ace of Diamonds Limited was incorporated on 14 February 2006, 20 years ago.
Who runs Ace of Diamonds Limited?
Ace of Diamonds Limited has 2 active directors, the longest-serving appointed in Feb 2006. Their names and service addresses are on the Companies House register.
Who owns Ace of Diamonds Limited?
2 people or companies have significant control of Ace of Diamonds Limited: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Ace of Diamonds 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 Ace of Diamonds 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.