Mary Ellen Large

Mary Ellen Bruce Large, P.E., BC.GE, is a Business Development Executive for Federal Markets for geotechnical specialty engineering and construction contractor, Nicholson Construction in Pittsburgh, PA. In this role, she is focused on strengthening relationships in the dams and levees industry. She holds a B.S. in Civil Engineering from University of Maryland and a M.S. in Geotechnical Engineering from Cornell University. She is a Professional Engineer in Pennsylvania, New York and Michigan, a member of ADSC, ASCE, Chi Epsilon, DFI, Engineers without Borders, TRB, USSD, and ASDSO, and a Board Certified Geotechnical Engineer. She has authored/co-authored technical papers and manuals on micropiles, deep mixing, and ground anchors. She serves as the Executive Director of International Society for Micropiles (ISM), and co-chair of DFI’s Structural Slurry Wall and Seepage Control Committee. She was honored to receive ASCE’s Outstanding Project and Leaders (OPAL) award in 2023 and ADSC: International Association of Foundation Drilling’s Outstanding Women in Construction Award in 2025.