Internal Factors influencing Effective Marketing Strategy Implementation: a Study of a Sample of Algerian Firms

This article aims to determine the influence of internal factors on the marketing strategy implementation. The study was carried out on a sample of 160 employees from 04 Algerian companies (Algérie télécom, Sonelgaz, mobilis and Polyma). The application of multiple regression placed strategy formulation at the top of factors that influence the success of marketing strategy implementation, followed by organizational structure. The study also shows that the influence of internal factors varies from one company to another.