Formation of Business Entities and Nonprofit Corporations Under the Texas Business Organizations Code: Online filing available through SOSDirect. Do not include both the name of an individual and the name of an organization.An address is always required for each governing person. You need to file a Certificate of Formation to incorporate your business in Texas. You file the Certificate of Formation with the Texas Secretary of State. To start a corporation in Texas, you'll need to do three things: appoint a registered agent, choose a name for your business, and file Certificate of Formation. Learn how to form a Texas corporation with our detailed guide to incorporation. Jesse S. Romero, CPA, P.C. is a Dallas CPA firm providing incorporation services to form LLCs, LLPs, C Corporations and S Corporations. Choose a name for your corporation;. File Articles of Organization with the Texas Secretary of State;.