Reliable Construction Contractor in California
Professional Septic, Excavation & Grading Services You Can Trust
From start to finish, we keep you informed and deliver results you can depend on.
Why Choose Us
Clear & Consistent Communication
We know how important it is to stay informed during septic or excavation work. From your first consultation to project completion, we provide updates, answer questions promptly, and ensure there are no surprise costs, just a smooth, transparent experience.
Experienced, Educated, and Hands-On Leadership
Mario Taurian began installing and repairing septic systems while still in high school, then went on to earn a degree in Construction Management from Cal Poly. He later worked alongside leading construction contractors on major infrastructure projects with Ghilotti Brothers and managed a 175,000-square-foot judicial facility, bringing extensive technical experience to every job.
Precision Workmanship Backed by Modern Equipment
We combine field experience with high-quality excavation and grading equipment to ensure every project delivers the high standards expected from professional construction contractors. Every dig, trench, and installation is completed safely and accurately, producing results that stand the test of time.
Our Services
Septic System Installations
Septic System Installations
We provide complete septic system installations for residential and commercial properties. From excavation to tank placement and leach field installation, we ensure your system meets all county requirements and performs reliably for years to come.
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Septic System Replacement
Septic System Replacement
For full system failures, we replace tanks, leach lines, and distribution components following engineered plans and county regulations. While Taurian Construction does not pull permits for full replacements, we are happy to guide customers through the process.
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Septic Tank Replacement
Septic Tank Replacement
When your septic tank fails, we handle tank removal, replacement, system reconnection, and provide permit guidance. Our team prioritizes safety, precision, and rapid turnaround time.
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Excavation & Grading
Excavation & Grading
We perform residential and commercial excavation, land clearing, rough grading, finish grading, and site preparation with attention to detail and proper slope management.
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Utility Trenching
Utility Trenching
We provide clean, safe trenching for water, gas, electrical, sewer, and communication lines with full compliance to depth and separation requirements.
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Ready to Improve Your Septic System? Let’s Do It!
Need septic services in Sonoma, Napa, and Marin Counties? Our skilled team is ready to help with installations, repairs, and tank replacements. Contact us today for a free estimate and get the perfect septic solutions for your home.
Areas We Serve
Taurian Construction proudly serves Sonoma, Napa & Marin Counties, providing reliable septic, grading, and excavation services for homes, ranches, and commercial properties.
