(Naperville Sun) -- Portola Packaging Inc. of Naperville on Wednesday announced a pending acquisition of Integra-Seal Industries LLC of Kingsport, Tenn., for an undisclosed amount. The sale is expected to close by the end of March.
Founded in 1999, Integra-Seal is a manufacturer of low-density polyethylene tamper-evident closures for dairy, juice and bottled water packaging applications. The company is primarily known for its 38mm Integra-Lock snap-on tamper-evident closure. The company also recently commercialized its tamper-evident Dyna-Seal 38mm plastic snap-screw closure.
Portola is a leading manufacturer of stock and custom tamper-evident plastic closures and containers for dairy, juice and other food segments.