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

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.

Abigail (Abby) NiedertPE

Director, Forensics

Abby specializes in investigation and resolution of disputes, primarily related to the construction and utility industries. Abby also provides project monitoring and analysis services related to on-going construction projects.

Abby performs accounting, cost overrun, schedule delay, and productivity analyses, including evaluating issues related to contract disputes, breach of contract, delay claims, cost overruns, and material and labor escalation. She has experience performing Critical Path Method (CPM) analyses to forensically determine the critical path, magnitude and sources of project delay.

Abby assists owners, general contractors, subcontractors, insurance companies, engineers, architects, and utilities. She performs schedule and cost analyses on several types of projects including retail buildings, residential buildings, hotels, transportation centers, power plants, academic buildings, and more. Abby has assisted in the preparation of expert and rebuttal reports, testimony, exhibits, and demonstratives, and has provided support during mediation, deposition, arbitration, and trial.

Education & Certification

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

Associations

American Bar Association (ABA)
American Society of Civil Engineers (ASCE)
Professional Women in Construction (PWC)

Expert Witness Services

Damages, Construction Cost Estimating