Alliant Systems LLC

Streimer Sheet Metal Works was founded more than a half century ago in 1946. The company is a supplier of sheet metal products, systems and services. Streimer Sheet Metal Works is comprised of nearly five full-service divisions. The company deals with raw materials in a facility that has more than 40,000 square feet of manufacturing space. Its craftsmen, detailers, fabricators, installers and project managers bring skill and experience to each specific project. Streimer Sheet Metal services include architectural sheet metal, fabricated products, HVAC and industrial contracting and technology. Headquartered in Portland, Ore., Streimer Sheet Metal Works is a privately owned company that employs nearly 300 people.

Harder Mechanical Contractors started in commercial plumbing and evolved into a mechanical contractor when asked to help build the first hydroelectric dams in the Pacific Northwest. The privately-owned construction firm grew as new industries came into the region due to its abundant water and surplus electrical power. Its services consists of pipe fabrication and installation; equipment installation; commercial heating, ventilation and air conditioning; plumbing; instrumentation; and design/build. Harder Mechanical works with the power generation, pulp and paper, steel, aluminum, food and beverage and semiconductor-related companies. James M. Harder Sr. founded Harder Mechanical in 1938. Harder Mechanical Contractors is located in Portland, Ore., and operates a subsidiary, Universal Structural, in Vancouver, Wash.