Builders

• Building & Construction Contractors (2)

Building accessories

• Commercial Vehicle Dealers (3)
• Construction Equipment (9)
• Wholesalers of Construction and building machines and equipment (4)
• Wholesalers of Do-It-Yourself and hobbies (4)

Building and Construction materials

• Cement & Chemical Building Materials (2)
• Concrete (1)
• Doors & Frames (2)
• Prefabricated concrete materials (10)
• Reinforced concrete constructions and structures (1)
• Sand and glass jets (1)
• Sand and Gravel wholesalers (2)
• Sanitary engineering (42)
• Stairs and railings (5)
• Wholesalers of Building and Construction materials (9)
• Windows (17)

Building design

• Architecture and Design (117)

Building protection

• Heaters, refrigeration, air-conditioning, and ventilation (3)
• Water-proofing and sealing (9)

Carpenter

• Carpenters & Joiners (108)

Dry construction

• Thermal and insulating materials (2)

Executions of construction

• Building Contractors & Construction Work (91)
• Housing and construction (6)
• Industrial assembly (1)
• Outdoor equipment (2)

Foundation engineering

• Drilling & Drilling Equipment (1)
• Excavation (1)
• Foundation engineering (6)
• Well construction (9)

Glass and Crystal makers and shops

• Glass and Crystal makers and shops (25)

house extensions

• Demolition Work (2)

Planning

• Specialist Engineers (129)

Reorganization

• Remodelling and restoration of buildings (1)

Roofing companies

• Roofing companies (79)

Surveying

Wood trade

• Scaffoldiing, rental, fitters and installation (8)
• Timber and wood constructions (4)
• Wholesalers of Wood and wood products (4)
• Wood trade (2)