The aim of the research is to determine the influence of profitability, asset structure, company size and liquidity on capital structure. The object of this research is non-cyclical consumer companies registered on BEI in 2021-2023 using 74 sample companies. The data collection technique used was purposive sampling. The data analysis techniques used in this research are the classical assumption test (normality test, multicollinearity test, heteroscedasticity test, autoleration test), multiple regression analysis, determinant coefficient test (r2), F test (goodness of fit), hypothesis test (t) . The research results show that asset structure and liquidity have an effect on capital structure. Meanwhile, profitability and company size have no effect on capital structure.