IQS Directory is a top industrial directory listing of leading industrial plastic closure manufacturers and suppliers in Illinois. Access our comprehensive index to review and source plastic closure manufacturers with preview ads and detailed product descriptions. These plastic closure companies can design, engineer and manufacture plastic closures to your specifications and application needs. A quick and easy to use request for quote form is provided for you to contact these plastic closure manufacturers and suppliers. Each company has detailed profile information, locations, phone number, website links, product videos and product information defined. Read customer reviews and product specific news articles. We are the right resource for your information requirement whether its for a manufacturer of plastic caps, plastic plugs, or dip coaters.