About Company

Mighty Arm Excavation, LLC is a licensed, bonded, and insured excavation and utility trenching company serving Seattle and the surrounding areas in Washington State. The company prides itself on delivering exceptional excavation services with a focus on clear communication, transparency, and exceeding customer expectations. Mighty Arm Excavation specializes in earthwork, including mass excavation, site grading, subgrade preparation, and soil placement, as well as utility trenching and installation for sewer, water, storm, electrical, communications, and natural gas systems. The company also handles public right-of-way construction projects and final surface restoration. With a commitment to safety, quality, and customer satisfaction, Mighty Arm Excavation uses state-of-the-art equipment and techniques to prepare sites for successful construction and landscaping projects, making it a trusted partner for developers and contractors in the greater Seattle area.

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