Goldendale, WA  ·  Klickitat County & Columbia Gorge

Built Right.
Done Clean.

Owner-operated excavation and site work. We show up on time, communicate clearly, and leave every job finished right.

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Licensed & Insured Free Estimates Owner On Every Job References Available
Siebert Excavating equipment at work

About Us

Local Operator.
Real Equipment.

Siebert Excavating LLC is a family-run excavation business based in Goldendale, Washington. We serve Klickitat County and the broader Columbia Gorge area with honest, skilled ground work — no subcontracting surprises, no runaround.

When you hire us, the owner shows up. We run modern CAT equipment, work clean job sites, and take pride in getting the grade, compaction, and details right the first time.

From rural water water reservoirs and septic systems to driveways, foundations, and utility tie-ins — we've done it, and we can do it for you.

10+
Years Experience
100%
Owner-Operated
Free
Estimates

What We Do

Full-Service Excavation & Site Work

We handle the full scope — from raw land to finished grade. No job too rural, no site too tight.

🏗️
Site Prep & Foundations
Cuts, fills, footing forms, geogrid stabilization, pad compaction, and stem-wall foundations for homes, shops, and ag buildings.
🚛
Driveways & Roads
Gravel driveways, approaches, rural access roads, and asphalt paving — built to handle the Pacific Northwest climate.
💧
Septic Systems & Water Lines
Full septic installs, sewer tie-ins, water line runs, water reservoirs, and rural water storage — designed and dug right.
🌊
Drainage & French Drains
Surface and subsurface drainage solutions to protect your property from water damage and erosion year-round.
🪨
Retaining Walls
Rock and concrete retaining walls built to hold grade and look great — engineered for the long term.
🌲
Land Clearing & Demolition
Tree and brush clearing, structure demolition, stump removal, and haul-off — we leave the site ready to build.

Our Work

Projects Across the Pacific Northwest

Every photo is a real job. Clean sites. Modern equipment. Proper technique — every time.

Aerial view of water reservoir construction project
CAT excavator on residential site
Concrete stem-wall foundation with CAT excavator
Sewer pipe installation in trench
Underground water line plumbing work
Rock retaining wall with building framing
Finished gravel driveway through trees
Interior of finished concrete water water reservoir
Finished asphalt paving project
Geogrid subbase preparation for asphalt paving

Get in Touch

Ready to Start?
Let's Talk.

We offer free estimates. Call or email and we'll get back to you fast — usually the same day.

📞
Phone
509-767-7345
✉️
📍
Service Area
Goldendale, WA & Klickitat County
Columbia Gorge Region

We typically respond within one business day.