A guarantor is a person or a company who will co-sign on your lease in case you do not qualify to rent an apartment in New York on your own. In simplest terms, a guarantor is a tenant who does not live in the apartment.If you are not quite earning enough there may be an opportunity for you to pay a larger amount of rent in advance or provide a guarantor. GUARANTORS - Guarantor must complete and sign a Lease Contract Guaranty. Guarantor must reside in the United States. A guarantor is a person who is willing to pay the rent if a tenant can't. Typically, this person is an immediate family member, but people can use anyone. A) The Guarantor accepts all responsibilities, obligations, and liabilities mentioned in the Lease in addition to and on behalf of the Tenant. RENT: Tenant is taking possession of the Property on (month). Need help downloading or filling forms?