Jesper Kouthoofd is CEO at Teenage Engineering. He co-founded fashion brand Acne, and has created Swedish advertising history with Ipren, Norrlands Guld and Lotto. Teenage Engineering is a Swedish electronics company founded in 2007, based in Stockholm. The company designs and manufactures synthesizers. Its core product is the awarded Teenage Engineering OP-1, a synthesizer, sampler, and sequencer that has been recognized for the design and functionality of its products.