Idaho Sand & Gravel Company
In 1972, Vern and Hanni Hinkle founded Idaho Sand and Gravel Company to supply rock products to retail customers in the Boise, Idaho area. The company soon expanded into asphalt production, paving and construction services.
The company has asphalt plants in Nampa, Boise and Twin Falls, Idaho. IS&G offers a complete line of services including: aggregate and asphalt production, asphalt paving, road construction, site work, mass excavation, gravel operations and trucking.
1.208.466.5001