Pt. Putra Darma acts as producer/exporter for : Koperasi Produsen Putra Tani Berkarya (KPPTB), which, founded in 2021 in Aceh, brings together more than 700 coffee farmers cultivating Arabica in the highlands of Bener Meriah and Aceh Tengah at elevations of 1,350–1,600 meters. The cooperative supports its members with sustainable farming practices, post-harvest management, and access to international markets. Its coffees reflect the character of the Gayo region: medium acidity, full body, and earthy, spicy, and fruity notes. With certifications that endorse its responsible and quality-driven practices, KPPTB stands as an example of community collaboration, ensuring that the work of its farmers reaches global buyers with identity and added value.