Sigma Services Corporation is a contract packaging and supply-chain services provider based in Mundelein, Illinois. Established in 2004, the company specializes in shrink-wrapping, kit assembly, repacking and fulfillment for consumer goods manufacturers. Sigma Services operates facilities in Mundelein and Zion, Illinois, with equipment capable of high-speed shrink packaging, blister sealing, heat sealing and display assembly. The company works with clients in industries such as food, personal care, household products and electronics to streamline packaging operations and reduce costs. Sigma Services also offers warehousing, inventory management and distribution services, making it a one-stop solution for flexible packaging and logistics.