PetSmart is a retail chain that specializes in pet supplies and services. The company operates more than 1,650 stores across the United States, Canada, and Puerto Rico. PetSmart offers a wide range of products for pets, including food, toys, grooming supplies, and accessories. The company also provides services such as pet grooming, training, and boarding. PetSmart was founded in 1986 and is headquartered in Phoenix, Arizona.