Arthur “AJ” McGinn, PhD, PE
AJ is our hands-on President and CEO. He is known for his enthusiasm for mentoring others in underground construction, both at Brierley Associates and elsewhere, by speaking at conferences or serving as a guest lecturer at Cornell University in the areas of excavation support design, rock mechanics, and advanced soil behavior.
AJ has a unique ability to develop innovative, cost-effective, and constructable designs for tunnels, support excavation systems, and provide real-time solutions that manage challenging ground conditions, contractor logistics, and construction phasing issues. He completed his undergraduate studies at Purdue University and earned his PhD in civil engineering with a concentration in geotechnical engineering from Cornell University.