Who we are...

Dan’s Grading & Trenching, Inc., is a second-generation business.  Originally founded in 1956 by Daniel Sieracki, the business was purchased by Don Sieracki in 1984.  Dan’s Grading & Trenching, Inc., specializes in excavation, grading, and commercial site work in Ozaukee, Washington, Milwaukee, and Waukesha counties.