Stemme AG is a certified international, mid-size aircraft design, -manufacturing and maintenance company located in Strausber ... g, Germany. Stemme is a technology leader in its market with long term expertise in producing high performance aircraft with composite structure. It provides the highly innovative Stemme S12 product family as well as the Remos GX to private customers, and the ECARYS ES15 utility aircraft to professional customers. Stemme markets and sells its aircraft worldwide with the help of a distributor network. read more