Photograph of Mary Barnacz- brown curly hair, brown eyes, wearing a blue top with black blazer

Mary B Barnacz

Group Administrative Assistant, CSD

Mary grew up in Knoxville, TN and attended Tennessee Technological University to obtain bachelor degrees in French and International Business, with a minor in History. During her time, she spent a semester studying abroad in Chambéry, France. Mary joined ORNL as the Group Administrative Assistant supporting the Chemical Separations Group and Surface Chemistry and Catalysis Group in the Chemical Sciences Division in 2024. She enjoys learning about different cultures, languages, and countries, and is passionate about thorough communication, attention to detail, and efficiency. 

Mary spent the three years before starting at ORNL working for a mechanical contracting company doing Accounts Payable and many administrative duties to keep the office organized, stocked, and operations running smoothly.

Bachelor of Arts, French, Tennessee Technological University

Bachelor of Science, International Business and Cultures, Tennessee Technological University