Supreme Perlite is a wholesale manufacturer of expanded perlite products based in Portland, Oregon, USA. We focus on serving commercial and distributor accounts throughout the Pacific Northwest, California, Hawaii, Alaska, Western Canada, and countries in the Pacific Rim. To order or for help finding a distributor in your area, fill out the form below or call us. For local area visitors, we ask that you please call ahead before planning a trip to our facility. We currently do not offer retail services and wish to limit our employees' outside exposure to the coronavirus. Thank you for your cooperation.