Since 1976, JHI Engineering Inc. has been providing professional engineering services to heavy industry in the Pacific Northwest. The company is a full-service engineering firm maintaining four departments: Mechanical Engineering, Civil/Structural Engineering, Electrical/Instrumentation Engineering and Project/Construction Management, with resources that enable it to perform projects completely in-house. JHI Engineering Inc.s niche in the marketplace is modest sized projects ranging from 10 to 30,000 man-hours. Its recent projects include industries, such as chemical, pulp and paper, steel and aluminum, and manufacturing.