This current article features Leket Israel, an organization that salvages non-saleable crops from farmers and unused food from caterers and ships them to 200 soup kitchens, homeless shelters and other institutions. Leket has a budget of $7.5 million, has 90 staff and 45,000 volunteers a year.
http://www.jta.org/news/article/2012/12/09/3113501/calling-caterers-and-rescuing-carrots-leket-israel-hopes-to-feed-israels-poor