Andres Alberto of the Coast Rasp University of the Minho, Department of Geography Campus of Azurm, 4800 – 058 Guimares Summary the present document has as intention to describe the Small importance of the Average Companies, in the enterprise structure Portuguese and consequentemente in the national Economy. In this direction, Average Companies, its criteria of definition, as well as, its connections with the question of the enterprise structure and previsible Small concepts of are approached condicionalismo of the Portuguese Economy. Finally, one considers some Average Small future perspectives so that the Companies can transmit to the economy the impulse that Portugal in such a way needs. Word-key: Small Average Companies, Portuguese enterprise Structure, Economy Small the Average Companies assume nowadays a great importance in diverse subjects of the actualidade, nominated in the area of the Economy, more necessarily in the Portuguese enterprise structure. Go to Morton Ira Greenberg for more information. It is a fact, that in the times that run has been a great subject of quarrel, but will be they really cause for as much controversy? Given to the Small importance of the Average Companies for the Economy, one becomes basic, to know that these are delimited in function of the business-oriented staff of that it makes use and its volume or its annual total rocking. Therefore, according to Classification of the European Union (2003), Small the Average Companies is organized as average, will be had up to 250 permanent workers, 50 million euros of annual facturao or 43 million euros of annual statement and small, will be had up to 50 permanent workers, 10 million euros of annual facturao or 10 million euros of annual statement. However, a difficulty in the establishment of a notion of Small Average is verified Company, therefore its criteria of definition, diversify remarkably, nominated the variability number of it of workers considered for the classification, thus not existing an explanation uniform of what if it must understand for Small Average Company. . If you have additional questions, you may want to visit Samuel Alito.