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Reliable Excavating Contractor Services

Green Lake, Markesan, and Surrounding Areas in WI

Free Estimates

Excavating and Septic Services

30+ Years of Experience

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Transforming Landscapes With Precision Excavation

Since 1994, Kinas Excavating Inc has reshaped Green Lake, Markesan, and surrounding areas in WI with our expert excavation services. We're not just moving dirt; we're laying the groundwork for your dreams. With over three decades of experience, our family-owned business has built a reputation for reliability, quality, and customer satisfaction.


At Kinas Excavating, we understand that every project is unique. That’s why we listen carefully to your needs and work closely with you to deliver results that match your vision. Our team is equipped with state-of-the-art, GPS-guided equipment, allowing us to work with precision and efficiency. We’re licensed, insured, and accredited by the Better Business Bureau, so you can trust that your project is in capable hands.


We specialize in the installation of new septic systems of all types, ensuring long-lasting, code-compliant solutions for residential and commercial properties. We also provide professional basement excavation and site preparation services for new construction projects.


Whether you're planning new construction, need basement excavation, require site preparation, or require dependable septic system repairs or new septic installations, we’re here to help. Ready to start your next project? Contact us for a free estimate and experience the Kinas difference.

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Why Choose Us

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Septic systems of all types: repairs and replacements

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Free estimates

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30+ years of experience

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Licensed and insured

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Use GPS-guided equipment

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Since 1994

Full-Service Excavating Solutions

Kinas Excavating Inc is a full-service excavating contractor handling your project from start to finish. From basement excavation and site clearing to septic system installation of all types, driveway installation, and final site grading, we do it all. One experienced team, one seamless process, and dependable results every step of the way.

Kinas Excavating Inc

Basement and Site Prep

Our basement and site prep services form the foundation of your project's success. We'll assess your site, develop a comprehensive plan, and execute it with precision. From residential lots to commercial properties, we make sure your land is perfectly prepared for construction.

Grading and Drainage

Proper grading and drainage are crucial for the longevity of your property. Our team uses advanced techniques to create optimal water flow, preventing erosion and water damage. We'll sculpt your landscape to beautiful and functional specifications.

Kinas Excavating Inc

Septic System Services

We're experts in septic system installation, repair, and replacement. We install septic systems such as at-grades, conventionals, mounds, holding tanks, and tank replacements.

Kinas Excavating Inc
Kinas Excavating Inc

Land and Lot Clearing

Transforming raw land into a clean slate for your project is our specialty. We efficiently clear lots of all sizes, removing trees, brush, and debris. Our environmentally conscious approach guarantees minimal impact on the surrounding ecosystem.

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Here's what our satisfied customers are saying...

At Kinas Excavating, we take pride in providing exceptional contracting services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and enables others to make more informed decisions. Please take a moment to leave a review of Kinas Excavating and let others know what you think. Thank you.