MDM Construction Group, Inc. MDM Construction Group, Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories Other >> Division 31 - Earthwork >> 31 22 00 Grading MDM Construction Group, Inc. 12405 N Government WayHayden, ID 83835 | map | directions Kevin Vedder (208) 762-7236 | fax: (208) 762-2729 Specializing in earthwork and grading. Member Since: 2005