The Golden SlipperCamp plans to honor three food companies as its 2002 Angels of the Year. The companies are Stroehmann Bakeries, Norristown, Pa.; Vincent Giordano Co., South Philadelphia; and Michel's Bakery, Philadelphia. The Bartonsville, Pa.-based organization will hold a dinner on March 6 to honor the food companies. Honorees, members and guests at the event will help provide hundreds of children to attend summer camp.