IQS Directory provides an extensive list of clamshell manufacturers and suppliers in California. Utilize our website to review and source clamshell manufacturers with our easy-to-use features which allow you to locate clamshell companies that will design, engineer, and manufacture clamshells for your exact specifications. Our request for quote forms make it easy to connect with leading clamshell manufacturers. View company profiles, website links, locations, phone number, product videos, customer reviews, product specific news articles and other production information. We are a leading manufacturer directory who will connect you with the right manufacturers whether you are looking for vacuum forming services, vacuum packaging, or blister packs.