James A. Sewell & Associates, LLC.

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For over 100 years, James A. Sewell and Associates LLC (JAS) has been serving clients in Washington and Idaho by being committed to offering high quality service and value and by delivering complete engineering projects that address their needs. We assist our clients through all phases of their projects, starting with project planning, funding procurement, concept development through design, permitting, and construction completion. We also provide engineering support to our clients to ensure systems function properly and meet compliance standards.