Yes, non-citizens are allowed to own a business in the United States. There are no restrictions on foreign ownership of US businesses, including corporations and limited liability companies (LLCs). Non-citizens can establish and own a business and be shareholders or members of a company. The process for non-citizens to start a business in the US is generally the same for US citizens or residents. However, it’s important to note that non-citizens may need to comply with certain visa requirements or immigration regulations depending on their intended involvement and activities within the business.