Olga Mack, a veteran in-house technology lawyer with a track record of advocating to increase the number of women in corporate boardrooms, is set to take on the role of CEO and chairperson of the board for a Silicon Valley legal technology company. 

Parley Pro, a Los Altos-based company that provides an online platform for real-time, multi-party collaboration on contracts and contract management, announced Monday that Mack would take on the CEO role.