Who is plz aeroscience? PLZ Aeroscience is the North American leader in specialty aerosol and liquid product manufacturing. The PLZ family of companies specializes in the development, manufacturing, packaging, and distribution of a comprehensive line of contract fill, branded and private-label products.How many companies are in the plz aeroscience corporation corporate family? There are 23 companies in the Plz Aeroscience Corporation corporate family. D&B Hoovers provides sales leads and sales intelligence data on over 120 million companies like Plz Aeroscience Corporation around the world, including contacts, financials, and competitor information.Why work at plz? Headquartered in Downers Grove, Illinois with over 2,000 employees throughout the U.S. and Canada, PLZ is committed to investing in people, culture, structures and processes. The key to PLZ’s continuous growth and strength in the market is its people. Putting people first is the PLZ way.