Every interior designer has "go-tos for perfectly chic home goods," says Martyn Lawrence-Bullard, who has designed homes for Cher and Ellen Pompeo. With a slew of new design stores opening in L.A., he and other pros pick favorites.BEN SOLEIMANIFourth-generation rug purveyor Ben Soleimani, whose family started Mansour, branched into selling furniture and fabrics online under his own name and recently opened a showroom in West Hollywood.