The purpose of this research is to obtain empirical evidence about the effect of audit committee, financial leverage, operating leverage, company efficiency, and firm size on the profitability of manufacturing industries listed on the Indonesia Stock Exchange in the period 2015-2017. This study used63 samples companies that have been selected through a purposive sampling method for three years. The data used were secondary data in the form of financial information from the financial statements. The research data was processed using Eviews 10. The results of the research showthat operating leverage and firm size has an effect on profitability, while auditcommittee, financial leverage, and company efficiency have no effect on profitability.
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