Builders

• Building & Construction Contractors (3)

Building accessories

• Commercial Vehicle Dealers (2)
• Construction Equipment (2)
• Wholesalers of Construction and building machines and equipment (6)
• Wholesalers of Do-It-Yourself and hobbies (1)

Building and Construction materials

• Concrete (2)
• Prefabricated concrete materials (9)
• Sand and glass jets (1)
• Sand and Gravel wholesalers (4)
• Sanitary engineering (26)
• Stairs and railings (3)
• Wholesalers of Building and Construction materials (8)
• Windows (12)

Building design

• Architecture and Design (39)

Building protection

• Water-proofing and sealing (5)

Carpenter

• Carpenters & Joiners (89)

Dry construction

• Thermal and insulating materials (1)

Executions of construction

• Building Construction & Craftsmen (1)
• Building Contractors & Construction Work (75)
• Gas and water installations (2)
• Housing and construction (2)
• Industrial assembly (1)
• Outdoor equipment (3)

Foundation engineering

• Excavation (1)
• Foundation engineering (10)
• Well construction (3)

Glass and Crystal makers and shops

• Glass and Crystal makers and shops (19)

house extensions

• Demolition Work (2)

Planning

• Specialist Engineers (50)

Reorganization

Roofing companies

• Roofing companies (44)

Surveying

Wood trade

• Scaffoldiing, rental, fitters and installation (2)
• Timber and wood constructions (2)
• Wholesalers of Wood and wood products (3)