Holland Engineering. HEI supplies civil and structural engineering, land surveying and pipeline consulting services to customers throughout the Midwestern US. Our mission is to supply engineering and surveying solutions specifically tailored to our customers' requirements. The proposed pipeline will be 16.66 miles of 30 transmission pipeline to be situated in Kent and Ottawa Counties, Michigan.
C. Dox — Excellent company with proven results. Eric's team is strong and delivers high quality results. By responding quickly, our