Who are the richest self-made women in tech in the US?

HP Enterprise CEO Meg Whitman is the richest self-made women in the technology space in the US with a net worth of $2.5 billion, according to Forbes. Whitman is followed by Facebook COO Sheryl Sandberg and SHI International CEO Thai Lee, each with a net worth of $1.6 billion. Yahoo CEO Marissa Mayer has a net worth of $540 million.