December 17, 2025

Parametrix

Harmon

Von Stroh

Parametrix has recently hired David Von Stroh as a senior consultant with the firm's mobility and data technologies practice. He has over 15 years of experience in transportation planning and data analytics. His areas of expertise include curb and parking data management, transit data applications, active transportation and climate resiliency. He has worked with public agencies across the western United States. His project experience includes work with King County Metro, Sound Transit, the Seattle Department of Transportation, Portland TriMet, Caltrans, Bay Area Rapid Transit, the Los Angeles Department of Transportation, Los Angeles Metro, Orange County Transportation Authority, and Southern California Association of Governments.

Scott Harmon recently joined Parametrix as a senior transportation engineer and project manager with the firm's transportation practice where he'll support transit, mobility and transportation projects throughout the Northwest. He brings nearly three decades of experience. His expertise includes traffic impact analysis, detailed transportation operations modeling, transportation needs assessments, signal operations, traffic management plans, corridor planning and concept design, active transportation management plans, and transportation system management and operations plans. He has worked with the Oregon, Washington, Idaho, California, and Utah Departments of Transportation as well as Oregon Metro, TriMet, Sound Transit, Southwest Washington Regional Transportation Council, and counties and cities throughout the Northwest.