Ohio River Sternwheel Festival, Inc. Categories Non-profit organizations c/o Marietta Washington County CVB 241 Front Street, Suite 7 Marietta Ohio 45750 740-525-0627 (C Seevers) Visit Website About Us Festival for promotion of riverboat history Rep/Contact Info Greta Guimond × Greta Guimond Share × Print Email Facebook Twitter LinkedIn Tell a Friend ×