SERVICES

VERTEX has Experts that Talk the Talk and Walk the Walk.

Unlike others, VERTEX provides forensic consulting alongside traditional AEC services which allows for a 360 degree view of your project.

VERTEX Services

Experts

Need an expert for your case?

Our forensics experts work alongside AEC specialists which enhances our skills and bolsters the credibility of our expert consultants.

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Portfolio

VERTEX delivers innovative solutions on complex projects globally.

Since 1995, VERTEX has completed over 90,000 projects.

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INSIGHTS

VERTEX believes in a Lifetime of Learning philosophy.

Stay current with our industry experts as they share their insights and knowledge on the built environment.

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VERTEX is looking for talented individuals to join a highly technical team of forensic consultants, design engineers, construction managers, and environmental scientists.

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Contact Us

Have a question or want to speak with a technical professional?

VERTEX is a multi-discipline firm with global coverage. Our international network of resources enables us to provide multi-national clients with the most qualified local professionals who understand the culture, language, and regulatory framework.

Call Us: 888.298.5162

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Call us at 888.298.5162.

James GranstraPSP, PMP

Executive Vice President, Contract Claims

James Granstra is an Executive Vice President in the Austin office of VERTEX. James assists companies and their legal counsel avoid and resolve business disputes. James is experienced in critical path method (“CPM”) delay analysis and analysis of economic damages in the construction and government contract industries. He has analyzed contractor and owner claims arising from delays, productivity loss, disruption, force majeure events, payment disputes, and environmental impacts. He has assisted in the preparation of settlement presentations, expert reports, and subsequent expert testimony in state and federal courts, as well as United States and international arbitrations.

James has also assisted owners and general contractors with the oversight of ongoing construction projects. He has reviewed and participated in baseline schedule development, schedule updates, and delay fragnents for ongoing projects. James has produced schedule updates, periodic project reports, and correspondence. ”

Prior to his work at VERTEX, James worked as a Partner with Breakwater Forensics until 2023 when Breakwater was acquired by VERTEX, Earlier in his career, James worked as a Principal Consultant for The Kenrich Group, LLC, and held a variety of on-site project management positions at Kiewit Corporation before he started consulting. James’ project controls responsibilities included maintenance of project CPM schedules, change order estimation and negotiation, analysis of labor trends and variances, preparation of payment applications, and project cost forecasting. James’ construction management experience included subcontractor management, material procurement, and field supervision.

Education & Certification

M.B.A., Business Administration, University of Texas at Dallas
B.S., Construction Management, Western Illinois University

Planning & Scheduling Professional (PSP)
Project Management Professional (PMP)
AICPA Core Forensic Accounting Certificate
OSHA 30

Associations

Association for the Advancement of Cost Engineering International (AACE)

  • Vice President – Central Texas Chapter (May 2016 – August 2017)
  • Treasurer – Central Texas Chapter (May 2020 – May 2023)

Project Management Institute

American Bar Association

Society of Construction Law