Koster Excavating - Site Work | Lowville, NY

At Koster Excavating, we primarily focus on site work and pond installation. You can approach us for all your residential and commercial landscaping needs. We use certified Eljen septic systems. Ask us for FREE estimates!

We have over 30 years' experience.

Complete Site Work

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High quality construction work for your residential or commercial space

Our professionally trained staff specialize in installation and repair of septic systems and spring wells. Located in Lowville, NY, our family-owned business has done many projects on referral basis. With a track record of over 25 years, our fully insured company gives you only high quality services. Your septic systems will have Standard Infiltrator.

Enhance your property with all the essential facilities

  • Driveways

  • Retainer walls

  • Foundations

  • Grubbing

  • Pond installation and repair

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