American Appraisal, a division of Duff & Phelps | 3,705 followers on LinkedIn. This page is no longer active. Follow us now at Kroll: https://www.linkedin.com/company/kroll | This page is no longer active. Follow us now at Kroll: https://www.linkedin.com/company/kroll Kroll is the world’s premier provider of services and digital products related to governance, risk and transparency. We work with clients across diverse sectors in the areas of valuation, expert services, investigations, cyber security, corporate finance, restructuring, legal and business solutions, data analytics and regulatory compliance.