Teenage Engineering Teenage Engineering is a synth and synth electronics manufacturer based in Stockholm, Sweden. The company is known for products like the OP-1 synthesizer. Founded:2005Founder(s):David Eriksson, Jens Rudberg, Jesper Kouthoofd Average User Rating 0 0 votes Please sign in to rate. Your Rating 0 Contact Phone Number: +46 8 599 953 72 Headquarters: Stockholm, Sweden Email: Support page Online: History History coming soon!