Sign Wave LLC Categories Marketing, Print, Promotional & Web Services 299 N. Bultman Dr. Sumter SC 29150 (803) 773-3607 - (803) 773-4223 Visit Website Rep/Contact Info Mr. W. Shawn Stengel × Mr. W. Shawn Stengel Owner Phone: (803) 773-3607 Send an Email Share × Print Email Facebook Twitter LinkedIn Tell a Friend × Mark Your Calendar View All Events