G&S Excavation G&S Excavation Search | Advanced Search | New Members | Coupons and Discounts | All Categories   Other >> Division 31 - Earthwork >> 31 00 00 Earthwork G&S Excavation 13937 Indiana AveNampa, ID 83657 | map | directions Brandon Giannini (208) 866-1665 New Member G&S Excavation is a specialty contractor providing excavation services. Member Since: 2026