Berta Treitl is a literary agent with Renaissance Literary & Talent. Berta Treitl is an attorney and literary agent. Before joining Renaissance Literary and Talent, she worked at a respected New York agency and in private legal practice. She is a member of the New York Bar, the District of Columbia Bar, and The Authors Guild. SheÕs selectively building her list in nonfiction in the areas of science and technology; current events; law and politics; memoir; business and marketing; and art, design, food, and lifestyle.