Project Scheduling Expert Witnesses
Project scheduling expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on project scheduling. The project scheduling expert witness listings on this page are typically from fields/areas of expertise such as: Construction and Construction Engineering.
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Walter Mcbrier
Construction Delay, CPM & Cost Expert Witness
GCM Group LLC
BOISE, Idaho
Construction, Construction Engineering
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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...
