Corporate social responsibility (CSR) has been practically oriented towards large companies, and few studies have analyzed this construct in a context of family businesses, but there are few studies that relate CSR in small and medium-sized enterprises Family businesses (SMEs) and non-family businesses. Therefore, this empirical study has the essential objective of analyzing CSR in a context of family and non-family SMEs in Mexico. The results show that CSR is exactly the same in both family SMEs and non-family SMEs in Mexico.