Schedule Analysis Expert Witnesses

BOISE, Idaho

Construction, Construction Engineering - construction delay analysis, schedule analysis, forensic schedule analysis, Time impact analysis (TIA), Critical Path Method (CPM), Construction Claims, Change Order Disputes, Construction Cost Analysis, Cost Estimating, Project Controls, Project Scheduling, Construction Damages, Construction Litigation Support

Walter McBrier is a construction expert witness and Licensed Professional Engineer (P.E., Civil — Idaho) with nearly 25 years of hands-on construction experience. He founded GCM Group LLC on a single principle: Clarity Before Conflict. His practice focuses on construction delay analysis, CPM schedule forensics, cost damages, change order disputes, differing site conditions, and expert testimony in state and federal litigation, arbitration, and mediation across the western United States. What Makes GCM Group Different When you retain GCM Group, you get Walter McBrier personally — not a junior analyst. Walter has been in the fire. As Vice President / Project Director at McAlvain Construction, he managed complex commercial projects, negotiated multimillion-dollar change orders, and worked through significant construction disputes from the inside. That lived experience allows him to read a project record the way only someone who has actually run jobs can. His methodology is document...

Paoli, Pennsylvania

Engineering, Risk Management - Forensic Project Management, HVAC, CPM Scheduling, Schools, Environmental Engineering, Electrical Engineering, Refineries, Hospitals, Fire Protection, Petroleum Engineering, Power Plants, Highrise Buildings, Forensic Engineering, Construction Management, Wastewater Plants, Fire Protection, Schedule Analysis, Process Facilities

I have more than 35 years of engineering experience on both domestic and international projects in the areas of project/construction management, consulting engineering, design, contract administration and construction claims analysis and resolution. He has provided expert testimony in mediation, arbitration, U.S. State and Federal Courts, and international venues on issues of engineering, scheduling, estimating, construction delay, lost productivity, design deficiencies, construction defects, errors and omissions, Forensic Project Management and related technical issues. As an arbitrator for the American Arbitration Association he has served on many construction arbitration panels. His professional experience includes the design of commercial and institutional facilities, technical review and inspection of nuclear power plants, project and construction management of petrochemical facilities, pharmaceutical facilities and commercial/industrial facilities for public and private owne...