In order to win the competition in this digital era, every country is competing to increase its economic growth, this is done by focusing on industries that are strategic projects of a country, one of which is the electric panel industry, but in reality the electricity panel industry is stagnating. which tends to decline from year to year in terms of performance. Researchers in making this study have the aim of researching and analyzing the influence of Transformational Leadership and Organizational Culture on Employee Performance mediated by Work Motivation at PT. KT Electric. The sample used amounted to 97 respondents using purposive sampling technique. Furthermore, the data were analyzed using IBM SPSS statistics 24.0 and Smart PLS version 3.2.9. While the analysis uses the SEM PLS method and uses a correlation matrix between dimensions. The results shown in this study, namely Transformational Leadership and Organizational Culture, have a significant influence on employee performance through the mediating variable, namely Work Motivation. Transformational leadership and work motivation also have a significant effect on employee performance directly. The Organizational Culture has no direct significant effect on Employee Performance, but has a significant effect with perfect mediation through Work Motivation. Likewise, with work motivation which has a significant direct effect on employee performance

Keywords : Transformational Leadership, Organization Culture, Work Motivation, Employee Performance.