Appraiser Merico S. Lignelli provides real estate appraisal and consulting services in Monongahela, PA, and surrounding areas. Over the past several years, we have evolved into a highly experienced firm. We offer residential mortgage appraisals, residential private party appraisals, commercial and industrial appraisals, property investigation, land sales, tax assessment appeals, and property management. We are also a real estate agency and brokerage. Call us today for more information.