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Environmental Chemical Corp is a Canton, OH-based company in the Energy and Utilities sector.
OPW Fuel Management Systems is a Hodgkins, IL-based company in the Energy and Utilities sector.
Purafilter 2000 is a Las Vegas, NV-based company in the Energy and Utilities sector.
Calumet Electronics is an award-winning manufacturer of high reliability printed circuit boards (PCBs), an organization that fuels collaboration with distinguished customers and suppliers to advance production capability and capacity for complex PCB and IC substrates enabling next-generation electronic systems to be, not only designed, but manufactured within the United States. Calumet Electronics is recognized for thought leadership, rapidly advancing manufacturing readiness levels to meet industry needs, and commercialization of novel additive manufacturing processes. Calumet Electronics is 100% American owned and operated, with zero offshoring, and is America`s only HUBZone certified PCB manufacturer. Incorporated in 1968, Calumet is a high-volume manufacturer of conventional and advanced PCBs, shipping over 4 million circuit boards annually from its 160,000 sq. ft. campus located in the remote Upper Peninsula of Michigan.
CleanSpark, Inc., a Nevada corporation, is a sustainable bitcoin mining and energy technology company that is solving modern energy challenges.