Supplier page · built from 4 published notices · updated 14 Nov 2026
Diamond Design Interiors Building and Maintenance Limited
Mountain Ash, Wales · Companies House 14669961 · Small or medium-sized business
- 50000000Repair and maintenance services
- 45300000Building installation work
- 45400000Building completion work
Is this your company?
Claim it to open your radar. Free.Claim it to open your radar, and to ask us to correct or hide details on this page. It is free.
- contracts wonpublic contracts won since 2026
- 4
- awarded in totaltotal awarded value
- £3.9m
- public buyers
- 2
- open tenders like yoursopen tenders like your past work
- 0
Open tenders like your past work
No open tenders match your past work right now
New tender notices are published every working day and checked against this record. Claim the page and a weekly digest tells you when one appears.
Your contract wins
From contract award notices that name your company. Most recent first.
| Contract | Buyer | Value | Awarded | Ends |
|---|---|---|---|---|
| Lot 1 - General Trades Framework AgreementNotice 098117-2026 on Find a Tender (opens in a new tab) | Merthyr Tydfil Housing Association | Shared between suppliers | 6 Oct 2026 | 13 Sep 2030running |
| Lot 3. Works Value up to £25,000.00Notice 090560-2026 on Find a Tender (opens in a new tab) | Pembrokeshire County Council | Shared between suppliers | 1 Sep 2026 | 13 May 2029running · can be extended to 13 May 2030 |
| Lot 1 - General Trades Maintenance Contract (Individual Job Value up to £5,000)Notice 105314-2026 on Find a Tender (opens in a new tab) | Merthyr Tydfil Housing Association | £1,950,000 | 1 Sep 2026 | 13 Sep 2028running · can be extended to 13 Sep 2029 |
| Lot 1 - General Trades Maintenance Contract (Individual Job Value between £5,001- £25,000)Notice 107608-2026 on Find a Tender (opens in a new tab) | Merthyr Tydfil Housing Association | £1,950,000 | 1 Sep 2026 | 30 Nov 2028running · can be extended to 30 Nov 2029 |
- Lot 1 - General Trades Framework AgreementMerthyr Tydfil Housing AssociationShared between suppliers · awarded 6 Oct 2026 · runs to 13 Sep 2030
- Lot 3. Works Value up to £25,000.00Pembrokeshire County CouncilShared between suppliers · awarded 1 Sep 2026 · runs to 13 May 2029
- Lot 1 - General Trades Maintenance Contract (Individual Job Value up to £5,000)Merthyr Tydfil Housing Association£1,950,000 · awarded 1 Sep 2026 · runs to 13 Sep 2028
- Lot 1 - General Trades Maintenance Contract (Individual Job Value between £5,001- £25,000)Merthyr Tydfil Housing Association£1,950,000 · awarded 1 Sep 2026 · runs to 30 Nov 2028
Rival contracts ending soon
Work like yours, held by someone else, with a stated end date within 12 months. Expect a new tender before each one.
| Contract | Held by | Value | Ends | Extension option |
|---|---|---|---|---|
| NCC202600159 - Specialist support for the renovation of highway railingsNewport City Council | WILLIS CONSTRUCTION LIMITED | £150,000 | 31 Jan 2027in 2½ months | None stated |
| Talbot Green Football Pitch Perimeter FencingRhondda Cynon Taf CBC | Cledwyn Saunders & Son Limited | £35,992 | 31 Jan 2027in 2½ months | None stated |
| Electrical Works at the Atriwm CarmarthenCarmarthenshire County Council | Supplier named in the notice | £120,000 | 1 Mar 2027in 3½ months | None stated |
- NCC202600159 - Specialist support for the renovation of highway railingsHeld by WILLIS CONSTRUCTION LIMITEDNewport City Council · £150,000Ends 31 Jan 2027 · in 2½ months · no extension stated
- Talbot Green Football Pitch Perimeter FencingHeld by Cledwyn Saunders & Son LimitedRhondda Cynon Taf CBC · £35,992Ends 31 Jan 2027 · in 2½ months · no extension stated
- Electrical Works at the Atriwm CarmarthenHeld by Supplier named in the noticeCarmarthenshire County Council · £120,000Ends 1 Mar 2027 · in 3½ months · no extension stated
221 more contracts ending soon. Claim this page to see them all
Buyers in your trade
Public bodies that awarded work like yours in the last two years, your regions first.
| Buyer | Contracts awarded | Median value | Went to small firms | Your record |
|---|---|---|---|---|
| Merthyr Tydfil Housing Association | 58 | £1,950,000 | 100% | 3 wins |
| Betsi Cadwaladr University Health Board | 10 | £85,253 | 60% | No wins yet |
| Velindre University NHS Trust | 8 | £172,407 | 50% | No wins yet |
- contracts
- 58
- median value
- £1,950,000
- to small firms
- 100%
- Betsi Cadwaladr University Health BoardNo wins yet
- contracts
- 10
- median value
- £85,253
- to small firms
- 60%
- Velindre University NHS TrustNo wins yet
- contracts
- 8
- median value
- £172,407
- to small firms
- 50%
543 more buyers in this trade. Claim this page to see them all