- Design Zest Ltd - Wakefield
- Design Zone Ltd - Leigh-on-sea
- Design'up Ltd - London
- DESIGN+ LLP - Liverpool
- Design+plan Ltd - Bedford
- Design, Build & Maintain Ltd - Shipley
- Design, Construct & Exhibitions Group Ltd - Manchester
- DESIGN, DESPATCH & PRINT LTD - London
- Design, Innovation & Technology Ltd - Alcester
- Design, Maintain & Create Ltd - Bewdley
- Design, Plan & Management Services Ltd - Chesham
- Design, Print & Party Ltd - Gerrards Cross
- DESIGN, PRODUCT & CODE Ltd - Broxbourne
- DESIGN, PROJECT, FACILITIES MANAGEMENT Ltd - Southend-on-sea
- Design, Prototype, Manufacture & Supply Ltd - Sheffield
- Design, Research & Development Company Ltd - Redcar
- Design-a-bed Ltd - Bingley
- Design-a-card Ltd - Ashford
- Design-a-clock Ltd - Tiverton
- Design-a-cover - Seaford
- Design-a-diet Ltd - Newton Abbot
- Design-a-door Ltd - Basingstoke
- Design-A-Glass Ltd - Alfreton
- Design-a-loft Consultants Ltd - Altrincham
- Design-a-loft Ltd - Caterham
