
Aaron Radack is a Consultant with Aperture (formerly Sage). At Aperture, Aaron focuses on project analysis, claims evaluation, and assisting with expert reports on both damage and delay claims. He has extensive expertise in quantifying construction damages — including loss of labor productivity, material cost escalation, and completion contractor claims — as well as performing critical path method (CPM) schedule delay analysis. Prior to his work as a consultant, Aaron worked as a project engineer and project manager and estimator in Department of Defense bulk storage fuel tank and fuel facilities contracts. Aaron graduated from Colorado State University in 2017 with a Bachelor of Science in Mechanical Engineering.
Aaron's Expertise
Schedule/delay analysis
Productivity analysis
Delay disputes
Productivity loss disputes
Allocation of damages
Allocation of delay
Analysis and preparations of claim
Analysis and calculation of damages
Disruption delays
Expert reports
Construction litigation
Alternate dispute resolution
Education
Bachelor of Science in Mechanical Engineering, Colorado State University, 2017
Professional Certifications
USACE Construction Quality Management for Contractors
Work Experience
Aperture, LLC., (formerly The Sage Group), Denver, CO, July 2025 – Present, Consultant
Delta Consulting Group, Denver, CO, May 2023 – July 2025, Senior Consultant/Associate Director
The Sage Group, April 2022 – May 2023, Consultant
Bristol Alliance of Companies, Mar. 2018 – April 2022, Project Engineer
Memberships
Association for the Advancement of Cost Engineering International (AACEI)
Capabilities
Damage Analysis
Schedule Analysis
Claim Preparation
Aaron's Expertise
Schedule/delay analysis
Productivity analysis
Delay disputes
Productivity loss disputes
Allocation of damages
Allocation of delay
Analysis and preparations of claim
Analysis and calculation of damages
Disruption delays
Expert reports
Construction litigation
Alternate dispute resolution
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