SCA is the newly formed global coffee association for Specialty coffee was a term devised to mean higher levels of green coffee quality than average "industrial coffee" or "commercial coffee". At this point, the term is of limited use, since every multi-national coffee broker More. The former organization called SCAA was incorporated into the new group. The main commercial coffee group is the the NCA (National Coffee Association), which tends to cater to larger roasters, although that has changed over time. The annual SCA Expo trade show in one of the major gatherings for coffee people from all parts of the business, and all over the world.