A. No. Simply being a co-signer on a loan for property does not create a reportable interest in real property for you. For the shareholder, they need to fill out and send Form 1099INT to the corporation.Form 1099-INT outlines any interest paid on the loan. A corporation is a legal "person," but no lender will approve a loan without a personal guarantee. You'll need a written loan agreement (promissory note), including the full loan amount, repayment terms, and reasonable interest rates. Fill out our quick questionnaire to find your ideal loan match The Small Business Loan Guarantee program helps lenders make loans to borrowers who cannot qualify for conventional financing.