£11k
−16%vs Mar 2024Active06373311Private limited companyTamworth
DIAMOND PROJECT MANAGEMENT LIMITED
Significant control: Shaun Kelly Williams (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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What does Diamond Project Management Limited sell?
Registered activity: Plumbing, heat and air-conditioning installation (SIC 43220). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
DIAMOND PROJECT MANAGEMENT LIMITED is an active private limited company (company number 06373311) incorporated on 17 September 2007, registered in Tamworth. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest small accounts cover the period ending 31 March 2025, showing net assets of £11k and cash of £4,835, with 1 employee on average. Net assets fell 16% on the prior period (£13k).
Peer position · net assets
By net assets it sits in the upper half of 1,429 comparable companies in Birmingham (median £3,724, upper quartile £23k).
02
Ownership and control
- Mr Shaun Kelly Williams
- owns 75–100% of shares
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 17 September 200719 yrs ago
- Next accounts due
- 31 December 2026in 66 days
- Confirmation statement due
- 1 October 2027in 340 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 43220
- Plumbing, heat and air-conditioning installation
- SIC 43999
- Other specialised construction activities n.e.c.
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£4,835
−53%vs Mar 2024Not reported
1
No changevs Mar 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | £11k | £4,835 | £1,742 | £3,453 | — | — | 1 |
| 31 March 2024 | £13k | £10k | £4,119 | £1,737 | — | — | 1 |
Current ratio1.9Current assets ÷ creditors within one year
Cash per employee£4,835Cash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £10,590 at 31 March 2025
- Current assets at least 1.5× creditors within one yearCurrent ratio 1.9
- Incorporated five or more years agoIncorporated 17 September 2007
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Confirmation statement duein 340 days
- Next accounts duein 66 days
- Accounts period endNet assets £11k · small accounts
- Accounts period endNet assets £13k · small accounts
- Incorporated
08
Similar companies in Birmingham
- THOMPSON BUILDING SERVICES LTDWest Midlands · inc. Sept 2007
- WILCOX PLUMBING & HEATING LTDCannock · inc. Sept 2007
- CHURCHILL PLUMBING AND HEATING (MIDLANDS) LIMITEDBirmingham · inc. Oct 2007
- TWS MECHANICAL LTDHalesowen · inc. Oct 2007
- C MARTIN PLUMBING LIMITEDHednesford, Cannock · inc. Aug 2007
- CLIMATE 22 AIR CONDITIONING LIMITEDRedditch · inc. Jul 2007
All companies incorporated on 17 September 2007 · in Sept 2007.
09
Reminders for DIAMOND PROJECT MANAGEMENT LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.