As tough as it is for talented women to climb the corporate ladder as compared to men, female entrepreneurs may have it even harder. According to a 2014 U.S. Senate report, a paltry 4.4 percent of the total value of conventional small business loans went to women-owned businesses. Women comprise only 7 percent of founders receiving US$20 million or more in the testosterone-heavy world of U.S. venture capital, Bloomberg reported last year.