The rational use of resources is currently a widely discussed topic in any organization, although it takes on greater importance in those of productive scope. Measures of different levels − strategic, tactical or operational − are increasingly being implemented, so it is pertinent to analyze their effect on the distinct dimensions of sustainability: environmental, economic and social. Any strategic process must go through those that are considered the four crucial stages: analysis, formulation, implementation and control. The perfect knowledge of the environment and its emerging needs and concerns along with an in-depth survey of the internal situation of the organizations will allow us to achieve truly differentiating levels of excellence. This research, carried out in a wine-producing organization – Adega Cooperativa de Mangualde – identifies its crucial activities, the main strategic, tactical and operational actions that have been implemented in the last eight years, fits them into the above-mentioned dimensions of sustainability and determines its relative weights. Particular emphasis is placed on grapes suppliers − the capital holders −, as regards their mode of production and its impact on biodiversity and the environment. Raising public awareness of this issue is of great importance and people should be encouraged to alter their behaviour by changing some attitudes in everyday life. This awareness to achieve sustainable development becomes even more important insofar as it is a cooperative institution
with a management model of well-defined specific characteristics