Pritzker-backed ProAmpac, a global flexible packaging company, completed the acquisition of Ultimate Packaging, an independently owned flexible packaging manufacturer. Financial terms were not disclosed. “Ultimate Packaging’s innovative team and high-quality flexible packaging portfolio are exciting complements to ProAmpac’s growing family. As we expand our reach across the UK, this combination will help us better serve our customers with an enhanced offering of recyclable and compostable solutions," Greg Tucker, ProAmpac Founder and CEO.