"This study aimed to determine the effect of strategic agility as a mediating variable in the relationship between the dynamic capabilities and competitive capability of industrial companies in the Tenth of Ramadan City, and to achieve this goal; The study model and hypotheses were formulated in light of the relevant previous literature. The questionnaire survey was used to collect primary data from 250 managers of these companies to test the study hypotheses. The data were analyzed using the structural equation modelling method by partial least squares (SEM-PLS) by Smart PLS 3.2.9 software. The study concluded that there is a significant positive relationship between dynamic capabilities and each strategic agility, and competitive capability. It also showed a significant positive relationship between strategic agility and competitive capability. In addition, strategic agility as a mediating variable has a significant positive effect on the relationship between dynamic capabilities and competitive capability in the companies under study. The results also indicated that the effect of strategic agility in the relationship between dynamic capabilities and competitive capability does not differ according to the activities of the industrial companies under study. Finally, some theoretical and managerial implications of these findings are discussed. Keywords: dynamic capabilities, strategic agility, competitive capability, industrial companies."