World Class Tennis Tour Articles - David Lerner Associates David Lerner Associates is a privately held securities broker/dealer, with clients' assets totaling approximately $6 billion. The headquarters is in Syosset, New York, with branch offices in Westport, CT; Boca Raton, FL; Teaneck and Lawrenceville, NJ; and White Plains, NY. Thu, 12 Oct 2017 06:27:01 UTC en