File a document called Articles of Dissolution or Certificate of Dissolution with your state's Department of Revenue or Secretary of State's office. This document is usually available on your state's website, and there is typically a small fee required.
Pay off any debt the LLC owes. This includes paying vendors, employees and any outstanding loans. If there is not enough money to pay off all loans, you should consult an attorney.
Notify all clients and vendors that you will no longer be conducting business.
Return the LLC's cash reserves to the owners. If there is no money left or if there is not enough money to return everyone's investment, you will need to reach an agreement on how the money will be divided. Consult a lawyer, who will assist you in mediation as well as draw up any necessary paperwork.