Quality You Can Build On

Providing quality products & services for more than 75 years

Some of our Companies

Atlas Sand and Rock Inc.

Atlas Sand and Rock provides the north central Idaho, southeast corner of WA and the Palouse regions of Washington and Idaho with concrete, sand, gravel, crushed rock and other related aggregate products. Atlas operates two stationary concrete plants in Lewiston, ID and Pullman, WA to service the region's concrete needs. Customer's aggregate needs are serviced from multiple gravel pits and rock quarries operated by Atlas and located strategically throughout their area.

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Mainline Rock & Ballast Inc.

Mainline Rock and Ballast operates two hard rock quarries located in Sprague, WA and in central New Mexico. The operations are each located on BNSF main rail lines and have large loop tracks available for high speed large unit trail loading. Mainline provides crushed rock products to construction industry customers who’s desire is to ship by rail as well as to the railroad industry.

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Spokane Rock Products Inc.

Spokane Rock Products provides a fully integrated line of products from sand and crushed aggregates to concrete and asphalt paving. Spokane Rock has 5 resource locations to serve the greater Spokane and Coeur d'Alene area: Airway Heights, Post Falls, Elk, Chatteroy and central Spokane off Havana. Spokane Rock has three concrete plants which are located in Airway Heights, Post Falls and Elk. The asphalt paving operations are based out of the Havana location in the center of the Spokane metro area.

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Some of our Companies

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