A leading manufacturer of plastic components for product protection, StockCap provides a multitude of products and has become the largest manufacturer of flexible closures in the world. The main products that we provide for you, Caps, Plugs, as well as Discs and Tapes, are available in many various sizes and materials. In addition to our large selection of stock products, StockCap provides experienced engineers who are available to develop customized solutions for your product protection needs. Our combination of stock product and customization ability gives us the flexibility to serve your specific needs in product protection. StockCap is a Sinclair & Rush company
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The StockCap annual revenue was $13.8 million in 2026.
StockCap is based in Arnold, Missouri.
The NAICS codes for StockCap are [326, 3261, 32619, 32].
The SIC codes for StockCap are [30, 308].