Lori Miller was the first female partner at Philadelphia litigation boutique Goldberg, Miller & Rubin, and now she is the first CEO in the firm’s 34-year history.

In announcing the leadership change, the firm credited Miller with a rebranding effort and growth from 15 to 32 attorneys, almost half of whom are women. That growth led to the need for a new leadership structure, in which two managing partners and a chief operating officer report to the CEO.