Let's create tomorrow, together
Parametrix delivers multidisciplinary engineering, planning, and environmental sciences solutions. Operating across the western United States, the practice specializes in transportation, water, environmental sciences, climate resiliency, electrical engineering, land surveying, and construction management.
John WillisPresident and Chief Executive Officer
Nathan JohnsonSenior Vice President
Leslie SowlesDirector of Human Resources
Brent DiemerExecutive Vice President and Chief Strategy & Delivery Officer
Denise LedinghamDirector of Communication & Client Outreach
Darby WatsonSenior Vice President
Roger FlintExecutive Vice President and Chief Operating Officer
Richard RocheSenior Vice President
Elisa YoungDirector of Government and Community Relations
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Assists with climate change consulting, energy resilience planning, and greenhouse gas inventories.
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Provides environmental sciences, habitat restoration, and cultural resource services.
Delivers cultural resource investigations and compliance services.
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Offers land surveying, geospatial mapping, and bathymetry survey capabilities.
Provides underwater topographic mapping and marine surveying.
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Delivers interactive visualization and digital rendering services.
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Government · Transportation · Highways & Roads · Bridges · Transit · Ports & Harbors · Wastewater · Water Resources · Stormwater & Flood Control · Environmental & Remediation
Bremerton, WA · Transportation · 2026 · Client: City of Bremerton
An award-winning transportation and community revitalisation project in Bremerton that received the APWA Washington Chapter Project of the Year award.
Wenatchee, WA · Environmental & Remediation · 2023 · Client: City of Wenatchee
A comprehensive community-scale greenhouse gas inventory examining municipal emissions in partnership with Sustainable North Central Washington.
Central Oregon · Utilities · Client: Central Oregon Intergovernmental Council
A collaborative regional roadmap developed with the Central Oregon Intergovernmental Council and local counties to ensure a sustainable and secure energy future.
New Mexico · Bridges · Client: New Mexico Department of Transportation
A structural, transportation, and safety study of the Interstate 40 bridges over the Tijeras Arroyo to improve regional infrastructure.