The CalPortland Vashon plant is your local supplier for landscape and construction materials.  We have a wide variety of materials locally produced and sourced. We have crushed rock for driveways and landscape projects. Washed rock for drainage and landscaping. Quarry spalls for road base and gabion baskets. Sand, pea gravel, ready mix and more! Serving [...]

The CalPortland Kenmore Ready Mix Plant and Aggregate Yard stocks an extremely wide variety of aggregate products and ready mixed concrete. Many products meet WSDOT and City of Seattle specifications. Our location provides convenient access to projects at the north end of Lake Washington and the communities nearby. We can arrange for delivery to your [...]

Aggregate products produced at the CalPortland Snoqualmie plant are extracted from a superior quality sand and gravel and a hardrock deposit. On-site processing equipment allows us to produce a variety of sand and gravel gradations as well as crushed products. Two active truck scales with Auto-ID insure rapid truck loadout. The location of our Snoqualmie [...]

CalPortland's Ready Mix and Pioneer Aggregates Plant is unique in the Pacific Northwest for three important reasons; 1.) the deposit consists of extremely high quality aggregates, 2.) with our plant we have the ability to separate the aggregates into individual stockpiles of very closely graded sizes (fractionated plant) and then blend these back together to [...]

Construction Grade Aggregates Ready Mix Concrete The Rio Rico plant was the recipient of the NSSGA 2022 Environmental Excellence-Bronze Award.