GPK Products - Indiana Seal Employee Directory
Plastics ManufacturingNorth Dakota, United States51-200 Employees
GPK Products - Indiana Seal is a mid-sized plastics manufacturer based in Fargo, North Dakota, with a history dating back to 1972 focused on PVC sewer fittings for the waterworks sector. The company designs molded and fabricated PVC fittings intended for critical applications and engineered to meet demanding project requirements. Its heavy-duty fittings are made from a proprietary resin and feature thicker walls, deeper bells, and an improved gasket design to help them stay in place and conform to or exceed ASTM standards. The products are manufactured in the U.S. heartland, underscoring a domestic supply base for public sector and American-made specifications. The firm serves waterworks projects and government contracts as its core markets and emphasizes reliable, responsive service to support customers and their end users. It maintains a comprehensive product line with a wide range of sizes, configurations, and fitting types to accommodate diverse applications.
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