This study aims to describe the effect of human resource planning, work motivation and communication on employee performance at PT Gemar Sukawati Medan. This research was conducted for 6 (months) starting from May 2021 to November 2021. This study used a saturated sample. The research subject was conducted on employees of PT Gemar Sukawati Medan with a population of 105 people. The instrument used is a questionnaire to collect data from the variables of human resource planning, work motivation, communication and employee performance. The data analysis technique used is validity test, reliability test, descriptive analysis, normality test, multicollinearity test, heteroscedasticity test, multiple linear regression analysis, t test, F test and coefficient of determination test. The descriptive results on the variables of human resource planning and work motivation are in the good category, while the communication and employee performance variables are in the very good category. Based on the partial analysis, human resource planning, work motivation and communication have a positive and significant effect on employee performance at PT Gemar Sukawati Medan. Simultaneously human resource planning, work motivation and communication have a positive and significant impact on employee performance at PT Gemar Sukawati Medan. The contribution of the variables of human resource planning, work motivation and communication to improving employee performance is 0.804 or 80.4% while the remaining 0.196 or 19.6% is influenced by other variables that the authors did not examine in this study such as leadership, work discipline