The core activity of Gisler Service GmbH encompasses the provision of services in the areas of property management, building maintenance, cleaning, and environmental care. Specifically, the company offers the following services: property management (technical property management, infrastructural property management), environmental care (lawn mowing, shrub pruning, weed control, leaf removal, general outdoor work), construction cleaning (BKP 287, general construction cleaning and final cleaning up to handover), specialized cleaning (window cleaning, deep cleaning, floor cleaning, 2-component sealing on floors), maintenance cleaning (office cleaning, stairwell cleaning, regular apartment cleaning), and consulting and problem-solving. The company operates in the regions of Uri, Schwyz, Nidwalden, Zug, and Lucerne.