Know More About Us
Your Trusted Excavation Experts
At BlackStag Excavation
At Black Stag Excavation, we believe in honest work, straight answers, and getting the job done right the first time. Based in Liberty Lake, Washington, we're a locally owned business with the experience, equipment, and expertise to handle projects of all sizes. Whether you're preparing a site for construction or installing a septic system, we bring efficiency, skill, and pride to every project.
See Our Work
Meet the experts
behind our success
Owen Peterdy
Owner - BlackStag
Owning Black Stag Excavation means I get to do what I enjoy – working with good people, running equipment, and taking on challenging projects. I'm involved from start to finish to make sure it's done the way it should be. Off the job site, I'm into mountain biking, skiing, and getting outside whenever I can.
Owen Peterdy
Owner
You Can Find Everything You Need for Your Excavation Needs
For Property Owners in Washington, USA
Serving Washington, USA - Black Stag Excavation offers hands-on excavation services, from full site prep to complex trenching and demolition. As a licensed and insured contractor, we specialize in residential and commercial projects, delivering transparent communication, on-time completion, and top-tier workmanship.
Everything You Need for Your Excavation Project
At Black Stag Excavation, we provide end-to-end solutions tailored to your excavation needs. Whether it's clearing land for a new build or installing utilities, our team combines advanced equipment with skilled expertise to deliver results.
Our Process
Schedule a Free Estimate
We'll set up a time to review your project needs.
On-Site Walkthrough
We walk the site with you, discuss goals, and come up with a clear plan.
Project Planning
We identify any required permits and confirm all job details.
Receive Your Estimate
You'll get a detailed, transparent quote for the work.
Approve & Deposit
Once approved, we collect a deposit and lock in your spot on the schedule.
Project Scheduled
Your job is scheduled and prepped for execution.
We Get to Work
Our crew gets the job done efficiently and to spec.
Final Walkthrough
We walk the site with you to ensure everything is complete and up to standard.
Final Payment
After approval, the final balance is collected.
Ongoing Support
Need something else? We're happy to help with your next project.
Your Questions, Answered
with Clarity & Care
We specialize in full excavation services including site preparation, land clearing, trenching, septic systems, basement excavation, driveway building, gravel spreading, rock breaking, and demolition.
Getting a quote is simple! Contact us through our website, phone, or email to schedule a free on-site consultation. We'll assess your project requirements, soil conditions, and site accessibility to provide you with a detailed, accurate estimate within 24-48 hours.
Project timelines vary depending on scope, size, and complexity. Small residential projects typically take 1-3 days, while larger commercial projects may take several weeks. We provide detailed timelines during the planning phase and keep you updated throughout the process.
For most projects, you won't need to relocate. However, for extensive basement excavations or major foundation work, temporary relocation might be recommended for safety and comfort. We'll discuss this during the planning phase and help coordinate if needed.
Yes, we understand that project needs can evolve. We're flexible and can accommodate reasonable changes during construction. Any modifications will be discussed, priced transparently, and documented before implementation to ensure clear communication.
Black Stag Excavation is fully licensed, bonded, and insured. We carry comprehensive liability insurance and workers' compensation coverage. We're happy to provide proof of insurance and licensing upon request for your peace of mind.