We recommend ZenBusiness or IncFile as the two best websites to form an LLC. Both sites simplify the LLC formation process by filing all of the appropriate documents with your state on your behalf. Simply answer some questions about your business, and ZenBusiness or IncFile will handle the rest. These online LLC services also help maintain your LLC post-launch. They offer registered agent services, annual report filings, and other things you need to ensure your LLC remains in good standing with the state.