Excavation, Grading & Site Prep

Excavation, Grading & Site Prep – San Luis Obispo County

At 4th Generation Tree (4G Tree), we specialize in excavation and grading services that combine civil precision with environmental expertise. Our licensed crews prepare land for construction, vineyard development, and infrastructure projects across San Luis Obispo County — safely, efficiently, and in full compliance with CAL FIRE, county engineering, and Fire Safe Council standards. Whether you’re building a home, expanding a vineyard, or improving a rural property, 4G Tree provides end-to-end site preparation that protects your investment and the land it’s built on.

Professional Excavation & Site-Preparation Services

Pad & Building Excavation – Engineered grading for new homes, barns, shops, and commercial buildings.

Trenching & Drainage Systems – Channeling and culvert work designed for proper water flow and erosion control.

Soil & Rock Removal – Clearing unsuitable materials to create a solid, stable foundation.

Erosion & Slope Stabilization – Installing wattles, hydroseeding, and drainage structures for long-term soil integrity.

Site Compaction & Finish Grading – Achieving final contour and compaction for construction readiness.

Vineyard Contour & Lot Leveling – Precision grading for agricultural properties to promote healthy drainage and accessibility.

Why Professional Excavation & Grading Matter

Prevents Erosion & Washouts – Proper slope and compaction protect property from runoff and storm damage.

Ensures Structural Integrity – Engineered foundations reduce settling and long-term repair costs.

Improves Emergency Access – Correct grading supports reliable access for fire, utility, and maintenance vehicles.

Protects the Environment – Our methods preserve native vegetation buffers and minimize sediment discharge.

Reduces Project Costs – Combining excavation and vegetation management under one contractor saves time and mobilization fees.

Who We Serve

Homeowners & Ranch Properties – Pad grading, drainage improvements, and property expansion.

Developers & Construction Firms – Full-site clearing, compaction, and rough grading for residential or commercial builds.

Vineyards & Agricultural Clients – Contour grading, access roads, and erosion control that improve productivity.

Municipalities & Public Agencies – Slope stabilization and grading for public works, access roads, and drainage systems.

Fire Safe Council & Utility Partners – Site-preparation support for fire-access roads, fuel breaks, and defensible-space projects.

Our Equipment & Capability

4G Tree operates a modern fleet of excavation and grading machinery — including track loaders, excavators, and dozers — operated by trained professionals who understand the unique terrain of the Central Coast. From compact residential pads to large-scale infrastructure sites, we deliver precision, power, and reliability on every job.

Why Choose 4th Generation Tree

Licensed & Insured Contractor (CSLB #906700) – Certified for excavation, grading, and vegetation management.

Fire Safe Council & CAL FIRE Compliance – Every project built to meet safety, slope, and erosion-control codes.

Local Expertise Since 1959 – Trusted by Paso Robles, Templeton, Atascadero, San Luis Obispo, and Creston property owners.

One-Stop Site Services – From brush clearing to final pad preparation — one team, one plan, one mobilization.

Certified Arborist Oversight (WE-12338A) – Ensuring environmentally responsible work that supports long-term tree and soil health.

Schedule an Excavation Consultation

Prepare your property for construction or vineyard expansion with professional excavation and grading from 4th Generation Tree.

805-462-2020 | info@4gtree.com

Serving all of San Luis Obispo County — from Paso Robles to the coast.