GMG bv (Gebroeders Melkert Gouda) was founded on 21 June 1930 and has been manufacturing fully functional child cycle seats since 1934. This means that GMG has 75 years' experience in the safe and comfortable carrying of the most important people in the world: our children. Yepp is one of the product ranges produced by GMG. GMG seats have been certified in accordance with most stringent European safety standards and carry the quality seal of the Dutch TNO institute for applied sciences research.