Pet Service Holding N.V. engages in the online sale of medicines, veterinary services, food products, and accessories for pets. It also operates a veterinary management agency that carries out marketing, communication, and PR activities in the animal health and agricultural sector; and provides horse registration and passport services, as well as pet tracking services. The company was formerly known as Nederlandse Paarden Registratie Maatschappij N.V. Pet Service Holding N.V. is based in Wormerveer, the Netherlands.