Fill out all applicable spaces in the information grid at the top of the front page of the Guarantee. What Is a Guarantor?In the context of business loans, a guarantor is a person who agrees to repay the loan if the business is unable to do so. An owner who has valuable personal assets may be requested to pledge those assets as security on the business loan before the SBA agrees to guarantee the loan. A personal loan guarantee for an SBA loan is a legally binding agreement where the borrower assumes personal responsibility for repaying the loan. When applying for an SBA 7(a) loan, you must complete SBA Form 1919. A lender may use the Transfer of Participation Agreement when submitting its assignment request to the SBA for approval. Neither the Loan Agreement nor Guaranty will be recorded in the Florida County's public records. Loan terms, Details. If a business defaults on its loan, the SBA promises to cover a portion of the lender's loss.