The new law firm of Robinson, Stewart, Montgomery & Doppke LLC builds on Mary T. Robinson’s previous firm, Robinson Law Group, with a new attorney and new practice areas.The firm launched by Robinson, Stephanie L. Stewart, Sari W. Montgomery and James A. Doppke Jr. focuses on defending lawyers and judges in disciplinary proceedings as well as providing legal ethics consulting, expert witness services and advice on alternative business models.Robinson said the firm will now offer representation to professionals …