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SiPi Metals Corp. was founded in 1905 and has been in business continuously for over a century. We are a refiner of precious metals and manufacturer of copper alloys. Our interest is in the refining of precious metal scrap generated in the
DuPont is a science-based products and services company. Founded in 1802, DuPont puts science to work by creating sustainable solutions essential to a better, safer, healthier life for people everywhere. Operating in more than 90 countries, DuPont offers a wide range of innovative products and services for markets including agriculture and food; building and construction; communications; and transportation.
Hirzel Canning Company was founded in 1923 by the late Carl R. Hirzel, a Brewmaster by trade. The Hirzel family began growing and canning vegetables. His first product was sauerkraut, sold only in wooden kegs and barrels. The next year he began canning
Wolin Design Group is a Orange, CA-based company in the Manufacturing sector.
Frontier Natural Products Company is a Norway, IA-based company in the Manufacturing sector.