Expert Witness & Litigation Support Services
Clarity in Construction Claims and Litigation
Trusted expertise in scheduling, cost analysis, and dispute resolution - delivering defensible insights that stand up in mediation, arbitration and court.
At GCM Group, we uncover the truth in complex construction disputes. With over 20 years of real-world experience and deep expertise in forensic cost and schedule analysis, we deliver clear, credible insights that drive favorable outcomes for legal teams, insurers, owners and contractors.
Contact Us
waltm@globalcostmanagement.com
Who We Serve
Litigators - Expert reports, rebuttals, and testimony that simplify complex construction issues.
Owners & Developers - Clear visibility into exposure, entitlement, and damages
Contractors - Independent analysis to support or defend against delay and cost claims
Insurance & Surety Groups - Expert evaluation of construction defects, liability and coverage-related claims
Areas of Expertise
Forensic Schedule Analysis (AACE 29R-03, MIP 3.3)
Change order and Delay Claim Evaluation
Cost & Damage Quantification
Litigation Support - Expert reports, rebuttals and courtroom testimony
Strategic Cost Management - Budgeting, cost control, and risk reviews to prevent disputes before they escalate.
Why Choose GCM Group
Experience that Matters - Over 20 years across field operations, cost controls and executive leadership
Methodologies that Stand Up - AACE protocols, forensic standards and data-driven analysis
Clarity for Complex Issues - Breaking down thousands of pages of project data into clear, defensible insights
Trusted Across Sectors - From high-tech labs to multifamily, heavy civil and commercial development