Zoetis, Inc. engages in the discovery, development, manufacture, and commercialization of medicines, vaccines, diagnostic products and services, biodevices, genetic tests, and precision animal health technology. The company is headquartered in Parsippany, New Jersey and currently employs 13,800 full-time employees. The company went IPO on 2013-02-01. The firm is focused on the discovery, development, manufacture and commercialization of medicines, vaccines, diagnostic products and services, biodevices, genetic tests and precision animal health. The firm operates through two segments: the United States (U.S.) and International. Within each of these operating segments, it offers a diversified product portfolio, including parasiticides, vaccines, dermatology, anti-infectives, pain and sedation, other pharmaceutical, and animal health diagnostics, for both companion animal and livestock customers. The company directly markets its products in approximately 45 countries across North America, Europe, Africa, Asia, Australia and South America. The firm is engaged in commercializing products across eight species: dogs, cats and horses (collectively, companion animals) and cattle, poultry, swine, fish and sheep (collectively, livestock).