SITE PLANNING
EXCAVATION
GRADING & PAVING
LAND DEVELOPMENT
DEMOLITION
UNDERGROUND UTILITY
MORE…
Trusted Excavation and Engineering Experts Since 2013
Founded in 2013, DW Excavation, LLC brings over a decade of hands-on experience in general engineering and excavation. Recognized for our commitment to quality workmanship and outstanding customer relationships, we offer a full spectrum of excavation and construction services. Our team takes pride in building long-term partnerships with homeowners, builders, and developers throughout Sonoma County and Monterey County.
Our core expertise spans site planning, utility trenching, land development, and water management, covering every phase of excavation and engineering. From the California-Oregon border down through Sonoma to Monterey County, we’re proud to serve communities with precision, reliability, and care.
We invite you to explore the trusted companies we work with—and discover how DW Excavation continues to set the standard for excellence across California’s Central Coast.
Comprehensive Excavation & Engineering Services
Proudly serving Sonoma and Monterey County, DW Excavation offers a full range of site development, grading, trenching, and underground utility services tailored to residential and commercial projects.
Site Planning
We provide professional site planning services to help you design and optimize land use before breaking ground, supporting both small and large-scale developments.
Paving Services
We offer durable paving solutions for driveways, roads, and commercial surfaces, delivering clean finishes built to withstand heavy use.
Grading Services
Our grading services deliver precise leveling and earth movement, setting the foundation for structurally sound development and effective water drainage.
Excavation Services
We provide expert excavation services for residential and commercial projects, ensuring clean, efficient site preparation throughout Sonoma and Monterey Counties.
Ponds and Road Construction
DW Excavation designs and constructs functional ponds and access roads, combining environmental considerations with practical site needs for rural and large-scale properties.
Septic and Trenching
We specialize in septic system installation and utility trenching, delivering reliable, code-compliant infrastructure solutions for homes, businesses, and developments.
Land Development and Clearing
Our land development and clearing services prepare properties for construction by removing vegetation, shaping terrain, and managing all early-phase groundwork.
Eco Remediation
We provide environmentally focused remediation solutions to restore and stabilize land, support habitat health, and ensure compliance with environmental standards.
Erosion Control
Protect your project with our erosion control services—designed to prevent soil loss, manage runoff, and safeguard your site during and after construction.
Demolition and Rehabilitation
Our team handles safe, efficient demolition of structures and site features, followed by expert site rehabilitation to prepare for future use or restoration.
Water Management
We engineer and install stormwater systems that reduce flooding risk, control runoff, and meet environmental and municipal standards across diverse terrain.
Underground Utility
DW Excavation installs underground utilities—including water, sewer, and electrical—with precision trenching and full adherence to safety and regulatory standards.
Material Supply
We provide and deliver high-quality aggregates and construction materials directly to your site, helping projects stay on schedule and within budget.
Foundation Contractor
From residential footings to large-scale foundations, we excavate and prep for strong, stable foundation systems built to last.
Get In Touch
Whether you’re planning a residential build or a large-scale development, DW Excavation is ready to help. Contact us today to discuss your project, request a quote, or schedule a site consultation in Sonoma or Monterey County.
