YA Engineering Services (YAES) is a forensic multi-disciplinary firm that specializes in evaluations of existing structures. Our engineers, architects and non-destructive testing specialists bring decades of experience in conducting forensic investigations. Our President, Richard A. Dethlefs, P.E., S.E., founded YAES in January 2019 after spending over twenty years and becoming a Principal at one of the largest and most well-regarded forensic engineering firms in the United States. Our goal with YAES is to offer a team of highly qualified, technically excellent engineering professionals who work seamlessly together to service the needs of our clients in the model of an engineering cooperative.

Our quality control procedures require that all analyses, reports, and deliverables receive critical technical and style reviews prior to issuance. YAES provides immediate response to new assignments, performs investigations in a timely manner and provides comprehensive reports that are clear, concise, and backed by reasonable analyses and recommendations.

Engineering

YA Engineering Services

Richard A. Dethlefs

Owen Rosenboom

Wade Wilson

Jon Landerville

The Engineering Team at YA Engineering Services is responsible for conducting in-depth forensic investigations of existing structures, evaluating their integrity, and diagnosing issues related to design, construction, and maintenance. This highly skilled team collaborates to deliver timely, comprehensive analyses and reports, ensuring adherence to rigorous quality control standards. Their expertise provides clients with clear, actionable recommendations to address structural challenges effectively.

Engineering Team

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Other teams at YA Engineering Services

Leadership Team