SD & Company: Premier Excavation Services


At SD & Company, we believe that every great structure begins with flawless groundwork. As the premier choice for expert excavation services in Spokane, Spokane Valley, and the surrounding regions, we deliver a seamless blend of technical precision, heavy-duty efficiency, and unyielding reliability. From complex commercial developments to specialized residential site preparation, our team turns challenging terrains into perfectly engineered foundations for success.



Our Comprehensive Capabilities


We don’t just move dirt—we strategically prepare your site to withstand the test of time. Our expanded suite of services includes:


  • Commercial & Residential Site Preparation: Complete clearing, grubbing, and debris removal to transform raw land into construction-ready plots.
  • Precision Grading & Levelling: Utilizing advanced laser-guided technology to ensure flawless subgrade preparation, optimal compaction, and perfect structural integrity.
  • Advanced Drainage & Erosion Control: Designing and executing strategic grading, trenching, and culvert installations to manage water runoff and protect your investment from future erosion.
  • Utility Trenching & Infrastructure: Safe, accurate excavation for water, sewer, power, and fiber-optic lines, strictly adhering to local municipal codes and depth regulations.
  • Mass Earthwork & Land Clearing: Large-scale rock chipping, stump removal, and hillside cutting designed to master even the most punishing Inland Northwest terrains.



The SD & Company Advantage: Why We Stand Apart


The Foundation of Excellence

A building is only as stable as the ground beneath it. We approach every shovel-turn with the understanding that our work dictates the timeline and success of every trade that follows us.


  • State-of-the-Art Fleet: We operate modern day excavators, bulldozers, skid steers, and compactors. Our machinery is equipped with the latest telemetry and GPS grading systems, ensuring pinpoint accuracy that reduces material waste and saves you time.
  • Uncompromising Safety & Licensing: Excavation is high-stakes work. We enforce rigorous safety protocols that protect our crew, your property, and subterranean utilities. We are fully licensed, bonded, and insured, offering you absolute peace of mind.
  • Local Terrain Expertise: The geological makeup of the Spokane basin requires distinct localized knowledge. Whether dealing with stubborn basalt, loose gravel, or heavy clay, our team knows exactly how the local soil behaves and how to manage it.



Delivering Results from Concept to Completion


We treat our clients as partners. From the initial site assessment and transparent estimating phase to the final pass of the grader, SD & Company prioritizes clear communication, strict adherence to deadlines, and budgetary discipline.


No matter the complexity of the topography or the tight constraints of the schedule, we possess the horsepower, the brainpower, and the manpower to execute flawlessly. Put your project in the best hands from start to finish.