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.

Find an Expert

Portfolio

VERTEX delivers innovative solutions on complex projects globally.

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

View Portfolio

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.

View Insights

Grow Your Career

Join Our Team

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

Learn More

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

Call Us

Call us at 888.298.5162.

Andrew (Andy) MiltonbergerPE

Director, Contract Claims

Andrew Miltonberger is a Director in the Kansas City office of VERTEX. He has helped companies and their legal counsel avoid and/or resolve business disputes. His experience includes the investigation of complex economic damages and schedule delay issues primarily related to the construction, energy, and utility industries. Andy is a licensed Professional Engineer in the state of Illinois.

Andy has performed cost and schedule analyses, including evaluating issues related to contract disputes, delay claims, change orders, and project management. He has performed Critical Path Method (“CPM”) schedule analysis work, performed extensive review and analysis of large volumes of project documents, analyzed cost and schedule overruns, and assessed project management execution. Andy has authored and supported the development of expert reports, provided deposition testimony, assisted with the preparation of demonstratives for arbitration and trial, and supported experts in preparation for deposition, arbitration, and trial testimony.

Andy has developed cost estimates for a variety of construction projects. He also has experience assisting general contractors with project schedule development and review for ongoing construction projects.
Prior to his litigation consulting work, Andy worked as a Field Technical Advisor for a major refining and petrochemical technology company. He provided on-site advisory services at refineries and petrochemical sites in China, Taiwan, Germany, Spain, and the United States.

Prior to VERTEX, Mr. Miltonberger has worked for the following firms: Breakwater Forensics, LLC (2019-Present – Breakwater was acquired by VERTEX in 2023); The Kenrich Group, LLC (2017-2019); and Honeywell UOP (2014-2017).

Education & Certification

B.S. Chemical Engineering (Honors) – University of Illinois at Urbana-Champaign
Professional Engineer (PE) – Illinois

Associations

Association for the Advancement of Cost Engineering International (AACE International), former Vice President of the Chicago-Midwest Section (2022-2023)
American Bar Association (ABA)
Kansas City Metropolitan Bar Association (KCMBA)

Expert Witness Services

Damages, Construction Cost Estimating