Esther Soria Mignanelli

Area of Emphasis

Esther Soria Mignanelli is an associate in the Litigation and Construction Services groups of Babst Calland.  Ms. Mignanelli frequently represents the Firm’s construction and energy clients in a variety of environmental, commercial and construction-related disputes; including bid protests, breach of contract actions, payment and delay claims, and negligent misrepresentation claims. She has experience in each level of Pennsylvania’s trial and appellate courts, the Pennsylvania Environmental Hearing Board, various United States Federal District Courts, and in the United States Court of Federal Claims.


In 2008, Ms. Mignanelli graduated cum laude from Bethel University in St. Paul, MN. Before attending law school, she spent three years working as a Spanish teacher for Academia Cesar Chavez and an adjunct faculty member at Bethel University; all the meanwhile accumulating a total of eight years of professional barista experience.

Ms. Mignanelli is a magna cum laude graduate of Chicago-Kent College of Law. She was admitted on a full-tuition academic scholarship, awarded four CALI Excellence for the Future Awards, and elected into the Order of the Coif. She also worked for two semesters as a Legal Writing Teaching Assistant.

While serving as Vice President of the Moot Court Honors Society, Ms. Mignanelli competed in four national competitions, including the 2014 American Bar Association’s National Appellate Advocacy Competition, in which her team was named a Regional Champion. Her dedication to the appellate advocacy program was recognized by her receipt of the 2014 Marc Grinker Student Commitment Award. She was an associate editor for the Chicago-Kent Journal of Environmental and Energy Law and served on the boards of the Hispanic-Latino Law Student Association and the Christian Legal Society. Her contributions to her school and the community at large were acknowledged by her induction into the Bar and Gavel Society.

In preparation for a career in litigation, Ms. Mignanelli worked as a law clerk for the U.S. Attorney’s Office in the Northern District of Illinois, where she prosecuted petty crimes and assisted on various appeals and trials within the Office’s Civil and Criminal Divisions. She served as an intern for two federal judges: the Honorable G. Murray Snow in the District of Arizona and the Honorable James B. Zagel in the Northern District of Illinois. Additionally, she spent two semesters volunteering at the Cook County Domestic Violence Courthouse, assisting pro se litigants obtain Protective Orders.

Memberships and Affiliations

Ms. Mignanelli is admitted to the Pennsylvania Bar. She also maintains various leadership positions within local and national legal and industry associations, including vice president of the National Association of Women in Construction (NAWIC) Chapter #161, member of the board of directors for Associated Builders and Contractors (ABC) of Western Pennsylvania, co-chair of the Allegheny County Bar Association’s Young Lawyers Division Diversity Committee and member of the American Bar Association (ABA) Forum on Construction Law.