Albert J. Weatherhead III founded Weatherchem in 1971 as an injection molding company. Over the decades, Weatherchem pioneered new dispensing closure products like the Flapper and grew to serve various consumer goods markets. In 2012, Weatherchem was purchased by Mold-Rite Plastics, bringing together three companies to create a leader in packaging solutions. Mold-Rite Plastics has continued Weatherchem's legacy of innovation, achieving various industry recognitions for quality and leadership.