The study aimed to figure out the effect of the strategic leadership on the intellectual capital, in addition to the mediating role of the knowledge sharing mediating variable in the Kuwaiti industry companies. To achieve the objectives of the study, the study adopted the descriptive, analytical approach by preparing a questionnaire. After verifying its validity and reliability, the researcher distributed it to a sample of (284) male and female employees in the Kuwaiti industrial companies. After conducting the statistical analysis through the (SPSS) and (Amos V23), the study concluded a statistically significant effect at sig. (α≤0.05) for the strategic leadership on the intellectual capital in the Kuwaiti industrial companies and a statistically significant effect at sig. (α≤0.05) for the strategic leadership of the intellectual capital through knowledge sharing as a mediating variable in the industrial companies in the State of Kuwait.