355 Lexington Avenue
New York, NY 10017
Concern is implementing humanitarian and development programs in 26 of the world’s poorest and most vulnerable countries. Their programs emphasize education, emergency response, health and nutrition (including water and sanitation), climate resilience, and livelihoods, with a special focus on women and children.
Their Chicago office is at 332 South Michigan Avenue; Suite 630; Chicago, IL 60604. The phone number there: 312-431-8400. Fax: 312-431-8830. Another U.S. address is in Los Angeles. Concern Worldwide also has offices in Ireland, the United Kingdom, and South Korea.
Concern Worldwide began in Ireland in 1968. The Concern USA office opened in 1994.