Markwed Excavating, Inc. Share: Land Preparation Contractors Markwed Excavating, Inc. 3555 93rd Street SE Bismarck, ND 58504-4006 (701) 258-2633 258-1002 (fax) About Rep Info Map About Underground construction-sewer, water, rural water hookup, septic tank. Whom to Contact Dave Markwed What's Nearby? Distance: 5 10 15 20 25 50 mi.