Western Excelsior Corp. is a manufacturer of rolled erosion control products and sediment retention devices. They also have their own design software.
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American Wick Drain
American Wick Drain Corporation has been providing drainage solutions for commercial, residential and governmental applications for over 25 years. From draining basement walls to ponding water, AWD continues to provide products to help eliminate water […]
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GEO Group Northwest, Inc.
GEO Group Northwest provides high quality and competitive geotechnical engineering services to government agencies, private developers, E/A firms and the construction industry. We provide complete geotechnical engineering services for projects from initial planning to final […]
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Bittner-Shen Consulting Engineers, Inc (BSCE)
Bittner-Shen Consulting Engineers, Inc (BSCE) is based in Portland, Oregon and specializes in the design of major marine structures including: bridge foundations, locks, dams, immersed tunnels, offshore structures, harbor facilities, marine outfalls/intakes, and deep marine […]