WK Marble & Granite Pty Ltd is Australia’s distributor of both natural and engineered stone under the WK Stone and Quantum Quartz brands. Established in 1989 and remaining under Australian ownership, WK – Quantum Quartz provides broad range of design options to the architectural and design communities as well as homeowners. WK Marble & Granite Pty Ltd has warehouses and showrooms in Sydney, Melbourne & the Gold Coast; a network of distributors also covers Tasmania, SA and WA.