SiteWorx Excavation & Development Company, LLC, is an excavation and utility company based in Bismarck-Mandan, North Dakota. We provide essential services to residential and commercial construction and land development, such as earthmoving, excavating, ground de-watering, land clearing, leveling and grading, removing overburden, trench digging, foundation backfilling, storm sewer facility installation and installation of water and sewer lines. 

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Launched in 2022 by owners Marty Kilber and Arthur Goldammer, SiteWorx is a family owned and operated business, and an extension of a network of other locally-owned businesses, including Verity Homes, Kreativ Homes, GoldStar Properties, Dakota Pioneer Land Co.

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With decades of combined experience in heavy construction and earth moving, the SiteWorx is eager to bring our expertise to your job site and deliver results as planned, as promised... on time and on budget.