Mary has represented some of the largest corporations in the world in their high-stakes, “bet the company” lawsuits. She has represented clients in cases collectively totaling billions of dollars in alleged damages, including class action litigation, product liability litigation, mass torts, and business disputes. She has a strong interest and background in domestic and international arbitration as a party advocate and law clerk for the arbitrators in international arbitration.

Before law school, Mary served in the AmeriCorps program Alliance for Catholic Education (“ACE”). Through ACE, she taught third grade in a self-contained classroom in East Los Angeles, California for two years and obtained a Master in Education from the University of Notre Dame. She graduated magna cum laude from Boston College with a degree in English and minor in Spanish. She spent her junior year of college in Sevilla, Spain, where she became highly proficient in Spanish after living with a Spanish family and taking all her classes in Spanish.

After graduating from law school, Mary practiced with a large, international law firm before joining Calhoun, Bhella & Sechrest.

Mary has a heart for helping the less fortunate and a passion for pro bono work. She has handled a number of family law cases through the Dallas Volunteer Attorney Program and multiple veterans’ rights cases through the National Veterans Legal Services Program.


U.S. District Court, Northern District of Texas
U.S. District Court, Southern District of Texas
U.S. District Court, Eastern District of Texas
U.S. District Court, Western District of Texas


B.A., magna cum laude, Boston College (2000)
M.Ed., University of Notre Dame (2002)
J.D., cum laude, Southern Methodist University School of Law (2006)