South King County: (253) 220-6262

Pierce County: (253) 216-2191

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Checkout the Quartz Gallery Here


Checkout the Granite Gallery Here

About Cosmos

Cosmos Granite and Marble offers natural stone, quartz, stainless steel and porcelain sinks, and other industry related products. From browsing and selecting appropriate slabs for your project to providing updated information, designs, architects and construction professionals, we facilitate you with the best utilities. Take a look at our endless product range either online or in person and get to know different applications of our products for your commercial and residential projects. Make your way through one of our 14 served locations and we can find the right functionalities for your design.