DIAMOND DESIGN INTERIORS BUILDING AND MAINTENANCE LIMITED

SMEUK · Mountain AshCompany No. 14669961

DIAMOND DESIGN INTERIORS BUILDING AND MAINTENANCE LIMITED is a UK limited company, based in Mountain Ash, incorporated in 2023. Has won 8 UK public-sector contracts worth £75.0m across 3 buyers, primarily Pembrokeshire County Council.

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Active contracts

no new awards in 30d

Contracted (12m)

£75.0m

new

Public buyers

stable this month

Top buyer share

73%

Pembrokeshire County Council

Buyer concentration

Each block sized by share of total award value. A dominant block signals dependency on one buyer.

Severe concentration. Top buyer alone = 73% of revenue.

Pembrokeshire County Council

£55.0m

73%

Barcud Shared Services

£20.0m

27%

Rhondda Cynon Taf CBC

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Contracts won · 8 total · 6 active · 0 expired

Every contract award published under the Procurement Act.

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Title	Buyer	Award type	Value	Awarded	Status
Minor Works Framework Agreement for Building Maintenance	Pembrokeshire County Council	Shared contract	£15.5m lot total · 19 suppliers	22 Apr 2026	active
Minor Works Framework Agreement for Building Maintenance	Pembrokeshire County Council	Shared contract	£15.5m lot total · 19 suppliers	22 Apr 2026	active
Minor Works Framework Agreement for Building Maintenance	Pembrokeshire County Council	Shared contract	£12.0m lot total · 16 suppliers	23 Apr 2026	active
Minor Works Framework Agreement for Building Maintenance	Pembrokeshire County Council	Shared contract	£12.0m lot total · 16 suppliers	22 Apr 2026	active
BSS24005 -Works of Adaptations	Barcud Shared Services	Shared contract	£10.0m lot total · 24 suppliers	02 Feb 2026	pending
BSS24005 -Works of Adaptations	Barcud Shared Services	Shared contract	£10.0m lot total · 36 suppliers	02 Feb 2026	pending
DISABLED ADAPTATIONS AND REPAIRS FRAMEWORK (DARF)	Rhondda Cynon Taf CBC	Shared contract	— lot total · 18 suppliers	—	active
DISABLED ADAPTATIONS AND REPAIRS FRAMEWORK (DARF)	Rhondda Cynon Taf CBC	Shared contract	— lot total · 12 suppliers	—	active

DIAMOND DESIGN INTERIORS BUILDING AND MAINTENANCE LIMITED

Buyer concentration

Contracts won · 8 total · 6 active · 0 expired

Top buyers · by total award value

Award value — last 8 quarters

Category mix — CPV divisions

Geographic spread

Modifications received · scope growth on existing wins

Compliance scorecard

Financial health

Company information

Corporate structure

Companies House data

Peer suppliers

News mentions

Compliance scorecard

Financial health

Company information

Corporate structure

DIAMOND DESIGN INTERIORS BUILDING AND MAINTENANCE LIMITED

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