ColdkeepersColdkeepers provides premium, temperature-controlled packaging solutions for the cold chain, including insulated mailers, thermal bags, shipping liners, and PCM gel packs. The company emphasizes sustainability with curbside-recyclable paper liners and other recyclable materials, offering a greener alternative to EPS/PUR foams and holding patents for its solutions. They serve pharmaceutical and life sciences industries as well as specialty food, offering custom sizing, printing, palletization, and USA-made manufacturing.