Intermountain Erectors, Inc. Intermountain Erectors, Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories Other >> Division 05 - Metals >> 05 20 00 Metal Joists Intermountain Erectors, Inc. 1546 N 25th EIdaho Falls, ID 83401 | map | directions Mark Shell (208) 528-7544 | fax: (208) 528-7548 Visit Site AISC certified steel erector. Member Since: 1996