The core activity of Hasler AG is providing services in the construction industry, particularly in the following areas:
* Building construction (new construction of single-family homes, commercial and agricultural buildings)
* Civil engineering (utility lines, access roads, sewage systems, drainage systems, excavations, slope rehabilitation, garden walls, excavation work)
* Renovations (concrete and masonry renovations, crack and moisture damage repairs, rust damage)
* Conversions (bathroom and kitchen renovations)
* Scaffolding (rental and installation of scaffolding)
* Core drilling (drilling in reinforced concrete or building stones)
* Screed flooring (installation of screed floors)
In addition, the company offers services such as construction management, planning and project organization.