For 70 years Penray has been a leading aftermarket chemical solutions provider helping customers solve complex problems with innovative chemistry focused on automotive, heavy duty, marine and industrial applications.


In 2017, Penray was acquired by PLZ Aeroscience Corporation. The PLZ family of companies formulate, blend, fill and package more than 2,500 brand and private label products. PLZ specializes in the development, manufacturing, packaging and distribution of a comprehensive line of products since 1947.


PLZ Aeroscience is a member of Pritzker Private Capital, which partners with middle-market companies based in North America with leading positions in the manufactured products, services and healthcare sectors. The firm’s differentiated, long-duration capital base allows for efficient decision-making, broad flexibility with transaction structure and investment horizon, and alignment with all stakeholders. Pritzker Private Capital builds businesses for the long term and is an ideal partner for entrepreneur and family-owned companies.


Since 1951, Penray has been committed to partnering with customers to help keep cars, trucks, buses, boats and service vehicles in operation with professional strength products. We are innovative, flexible and always operate in a safe, compliant and environmentally friendly manner. Our company is comprised of four business units.


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