Silicon Valley has long been at the forefront of innovation, but it is renowned for its archaic sexist culture.Alpha Girlsis the unforgettable story how a group of talented women achieved success in a tech world run by 'bro-grammers' through sheer grit and determination. Despite the instrumental role they played in building some of the foremost companies of our time, these women have been written out of history - until now. InAlpha Girls, award-winning writer Julian Guthrie reveals their untold stories. *Magdalena Yesil who arrived in America from Turkey with $43 to her name and would go on to help Marc Benioff build Salesforce. *Mary Jane Elmore - one of the first women in the United States to make partner at a venture capital firm. *Theresia Gouw, who helped land and build companies including Facebook, Trulia, Imperva and ForeScout. *Sonja Hoel, the first woman investing partner at Menlo Ventures who invested in McAfee, Hotmail, Acme Packet and F5 Networks as well as founding an all-women's investment group and a national nonprofit for girls. These women, juggling work and family, shaped the tech landscape we know today while overcoming unequal pay, actual punches, betrayals and the sexist attitudes prevalent in Silicon Valley. Despite the setbacks, they would rise again to rewrite the rules for an industry they love.