The core activity of Eugen Brunschwiler Bauunternehmung is the provision of services in the field of construction, particularly:
* Building construction
* Civil engineering
* Demolition work
* Excavation
* Scaffolding work
* Environmental work
* Utility lines
* Construction yard
The company thus offers a wide range of construction services, from planning and execution of construction projects to specialized services such as demolition work and scaffolding work.