Timothy J.F. van Oss, PE

Timothy J.F. van Oss, PE is a civil and structural engineering expert specializing in forensic structural engineering and real estate development. With a career encompassing civil and structural engineering, land surveying, and property management, he brings a multidisciplinary perspective to litigation work. His work centers on investigating structural failures, assessing engineering design compliance, and evaluating whether construction practices meet industry standards.

Mr. van Oss has been retained in numerous expert witness and consulting engagements throughout New York, involving cases related to structural engineering, real estate development, and property management. His MS in Civil Engineering from the University at Buffalo, along with his Professional Engineer registration in New York, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving structural integrity and engineering design.