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Irwin post

Irwin Expands Spearfish Team

Interstate Engineering is proud to announce the addition of Samuel Irwin to the Spearfish office.  As a Staff Engineer, he joins the team with a Bachelor of Science degree in Civil Engineering from the South Dakota School of Mines and Technology. 

His understanding of engineering principles, along with his drive to succeed, will complement the growing team.

Samuel, along with the rest of the Spearfish team, can be found at 120 Industrial Drive, and can be reached at (605) 642-4772.