Excavation Services Across Grass Valley, Auburn, and Northern California

Family-Owned and Proudly Serving Northern California for Over 20 Years.

Professional Excavation Services in Nor-Cal Since 2001

At Olenders Excavating Inc., we’ve been providing reliable, high-quality excavation services across Northern California since 2001. Family-owned and operated, we specialize in land and site development, septic systems, underground utilities, and drainage solutions for both residential and commercial projects. With over 20 years of experience, we’re committed to delivering precision, efficiency, and customer satisfaction on every job.

Your Trusted Partner in Excavation Services

At Olenders Excavating Inc., we pride ourselves on delivering reliable, high-quality excavation services tailored to meet the unique needs of homeowners, businesses, and contractors in Northern California. Whether you’re starting a new project or enhancing your property, our family-owned company is here to provide the expertise and precision you need.

All Services

Land and Site Development

From grading to site preparation, we ensure your land is ready for its next transformation with expert precision.

Septic System Installation and Maintenance

We specialize in seamless septic system installations, inspections, and repairs to keep your property running smoothly

Underground Utilities

With years of experience, we safely and efficiently handle water, sewer, and utility line installations for residential and commercial properties.

Drainage Solutions

Protect your property from erosion and water damage with customized drainage systems designed for Northern California’s unique terrain

Take a Look at Our Past Work

Gallery

Trusted Excavation Experts in the Sierra Foothills

At Olenders Excavating Inc., we proudly serve Colfax, Grass Valley, Auburn, Lincoln, and surrounding areas with over 20 years of excavation experience. Whether you need land preparation for your home in Auburn or septic system installation in Grass Valley, our skilled team is committed to delivering excellence in every project.

Why Choose Olenders Excavating?

Licensed and experienced specialists serving Northern California.
Reliable service tailored to Colfax, Grass Valley, and beyond.
Cutting-edge equipment for precision excavation across the Sierra Foothills.
Family-owned values with a focus on integrity and community.
Decades of experience transforming properties in Auburn and Lincoln.
A proven track record of satisfied clients throughout the region.

What We Bring to the Table

Personalized solutions for residential and commercial projects in Northern California.
Seamless project management for jobs in Grass Valley, Colfax, and nearby towns.
Expertise in handling challenging terrains common in the Sierra Foothills.
Transparent communication for homeowners and businesses in Auburn and Lincoln.
On-time, on-budget completion across all service areas.

Don’t Take Our Word for It

We will continue to use Olenders Excavating. Jonathan and his team are very knowledgeable, reliable, and professional. From grading, to placing unilites, to driveways that require precise grade and precision, they have done that and more… all with excellent result. The fact that Jonathan is a genuinely really good human is also a huge plus! We will continue to work with him on all projects, and recommend his services!

Carrie Garrard

Olender can handle any job you have for them at a professional level. Not many contractors can show up and tackle such a wide range of projects and still do the work the right way in a timely manner.

Olender Excavating, INC. is a top tier General Engineering Contractors!

Ian Heard

Olender Excavating does great work! They have done several jobs for us. All done efficiently, accurately and at a fair price. I highly recommend Olender Excavating for your next project.

Daryl Opheim

Ready to Get Started?

Ready to start your next excavation project? Contact Olenders Excavating today for reliable, professional service you can count on!