The logo of Ezer Mizion organization contains the the Hebrew letters Ayin (Ezer) and Mem (Mizion) on the shape of the Star of David.
From: http://www.ezermizion.com/About_Ezer_Mizion/
Ezer Mizion, the Israel Health Support Organization, offers an extensive range of medical and social support services to help Israel's sick, disabled, elderly and underprivileged populations. Since its founding in 1979, Ezer Mizion has grown to become one of the largest non-profit organizations in Israel, benefiting over 650,000 people every year.