Title: Marsh Copsey + Associates, Inc. | 1334 Pennsylvania Ave SE, Washington, DC 20003 | 202.544.2900 Office | 202.544.9103 Fax
Description: Founded in 1978, Marsh Copsey + Associates, Inc. has worked for nearly 30 years in the U.S. and around the world for clients who seek to understand, change and motivate public opinion.
