Are You Looking for Demolition & Excavation Contractors in Seattle, WA?

Ryatt Construction provides full-service excavation, demolition, and utilities contracting for residential, commercial, and municipal projects across Washington and Arizona. Founded in 2010, we combine decades of industry experience with advanced equipment to deliver efficient, code-compliant solutions. Our services span site preparation, contaminated soil remediation, and underground utility installation, supported by in-house permitting expertise.

Deeny Construction is a third-generation family-owned construction contractor specializing in underground utilities and site-work since 1938. We deliver safe, high-quality infrastructure solutions including sewer installations, excavation, and storm detention systems across Seattle. Our commitment to safety excellence has earned national recognition and long-term partnerships with major regional clients.

Demolition Man Inc. provides comprehensive demolition and deconstruction services for commercial, industrial, and residential structures. Specializing in complex projects since 1983, we combine safety excellence with environmental stewardship through material recycling programs. Our experienced team handles projects of all sizes, from high-rise buildings to residential properties, with a focus on minimizing disruption and maximizing value for clients.