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Hopper Dennis Jellison is a consulting firm that provides civil engineering, traffic engineering, land use planning, landscape architecture, project management and construction services. It has been providing professional engineering services for more 25 years. Established in 1980, the firm provides services to private and public sector clients. Located in Vancouver, Wash., it operates branch offices in Tigard, Ore., and Pasco, Wash. It offers services in various areas, including Transportation, Traffic, Utilities, land use planning, landscape architecture, site and residential development, project management and construction services. Its projects include Vancouver Conference Center & Hilton Hotel, Washington State Patrol Southwest Regional Crime Lab, Washington State School for The Blind and Davidson Avenue.

Olson Engineering Inc, based in Vancouver, WA, is a company known for its expertise in surveying and related services. The company has joined forces with Olson Environmental and MacKay Sposito to enhance its offerings and capabilities. Additionally, Jerry Olson, a noteworthy figure in surveying history, shares his insights and publications through the company, showcasing its commitment to preserving and disseminating knowledge in the field. Olson Engineering Inc continues to uphold high standards in engineering and environmental solutions. Generated from the website

Barbieri & Associates Inc is a reputable engineering firm located in Vancouver, WA. With a commitment to innovation and quality, the company specializes in providing engineering solutions across various sectors. Their team of skilled professionals is dedicated to delivering exceptional service and expertise, making them a trusted partner for clients in the region. Generated from this place's information