-Research and development in the field of natural and technical sciences or social sciences
-Services in the field of administrative administration and services of organizational and economic nature
-Operation of water supply and sewerage and water treatment and distribution
-Preparatory and finishing construction work, specialized construction activities
-Advisory and consulting activities, elaboration of professional studies and assessments
-Design of landscaping
-Preparation and elaboration of technical designs, graphic and drawing work
Construction, alteration and removal
Project activity in construction