Calstone Company, a high-quality concrete masonry and landscaping producer in Northern California, USA, has been servicing customers for more than 65 years. To stay on top of the ever-developing industry, Calstone brings technologically advanced equipment into their manufacturing facilities to keep up with the needs of their customers.
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Calstone Company 1155 Aster Ave, Sunnyvale, CA 94086, USA T +1 408 984 8800, F +1 408 984 2648 www.calstone.com Columbia Machine, Inc. 107 Grand Blvd., Vancouver, WA 98661, USA T +1 360 6941501, F +1 360 6904578 taygoo@colmac.com, www.colmac.com www.columbiamachine.com/products/bagging-solutions