DEA has a 35-year track record of delivering top-notch professional services for context-sensitive energy, land development, transportation, and water projects nationwide.

DEA’s project managers are backed by an extensive project management program and certification process. Our professionals apply a skilled and disciplined approach to project management resulting in well executed, successful infrastructure works.

Please browse our projects to see the results of our work.

Sauvie Island Bridge

DEA was selected by Multnomah County to be the prime consultant for the initial siting study through final design, bidding and construction to replace this historic structure.

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