Sonnenblick-Eichner Co. Patrick Brown has been named executive director for Los Angeles-based Sonnenblick-Eichner Co. His responsibilities include the origination of debt and equity on behalf of the company's clients and management of institutional relationships. A 21-year commercial real estate veteran, Brown joins Sonnenblick-Eichner from Greenwich, Conn.-based Greenwich Capital Markets, where he was a vice president.