There are a number of pets that can be good for small businesses. One option is a dog, as they can provide security and companionship. Another option is a cat, which can help to control mice and other pests. Other smaller animals such as hamsters or gerbils can also be suitable pets for small businesses, as they are easily cared for and require little space. Ultimately, the best pet for a small business will depend on the individual needs and preferences of the business owner.