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  • United Lock Block Ltd. Website Contacts
    (604) 325-9161
    13171 Mitchell Rd., Richmond, BC V6V 1M7

    Lock-Block Ltd. designs, manufactures and supplies precast concrete retaining wall units and barrier systems for residential, commercial and infrastructure projects across western North America, including Ontario and New York. The company also recycles concrete into Green-Stone™ aggregates and offe…