High Purity Northwest, Inc. was founded in 1995. We have been offering industrial grade filtration equipment for liquid and gas applications in mills, refineries, power plants, substations, commercial facilities, food processing plants, mining operations, and marine based operations since our inception. We build lubrication systems, oil purification and filtration systems, hydraulic power units and custom process skids. We offer application driven solutions to contamination problems & have the expertise to assist customers with equipment that will improve reliability of their most important machinery assets. Partial List of Clients: U.S. Army Corps of Engineers Bonneville Power Puget Sound Energy Weyerhaeuser U.S. Coast Guard Shell Oil Honeywell Bangor Naval Submarine Base Conoco Phillips Portland General Electric Boeing Siemens Power Seattle City Light NOAA King County Toshiba Hyundai Heavy Industries Darigold U.S. Air Force Bonneville Dam WA State Ferries Foss Maritime Naval Research Lab Oregon Freeze Dry Nippon Paper Swedish Medical Center US Navy Westinghouse Electric Co. Tacoma PUD Eugene Water and Electric Hecla Mining Co. Kennecott Utah Copper Alcoa Virginia Mason Medical Center Cannon Power Douglas County PUD Tesoro Boise Cascade Naval Air Warfare Center Pacific Power McNary Dam CH2M Hill Georgia Pacific Corp. ARCO Ingersoll Rand Snohomish County PUD University of Washington BP Exploration Pacific Corp. JM Smucker Co. U.S.B.R. Grand Coulee Dam American President Lines Bechtel Hartford Kiewit Holland America Lines Naval Undersea Warfare Canter Wah Chang Grand River Dam Authority Alyeska Pipeline Chelan County PUD McKinstry Mechanical N.I.N. Energy Micron Technology Harborview Medical Center Port Townsend Paper Cooper Industries Potlatch Corp. South Energy Chugach Electric Valley Medical Center Power South Energy Grant County PUD Lamb-Weston Entergy