Get complete site work for your residence with professional assistance from Koster Excavating. Located in Lowville, NY, we specialize in the installation and repair of walls, foundations and septic systems required for building a site.
Koster Excavating is certified in Eljen septic systems. We use Standard Infiltrator while installing and repairing septic tank systems. With over 30 years of experience, we excel in performing quality work. We've done a lot of projects on referral basis.
We're a fully insured organization.
Check out our retainer wall installation services.
Get FREE estimates on our services.
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